2016-08-22 - BOLETO CAMPAIGN

NOTICE:

• The zip archives on this page have been updated, and they now use the new password scheme.  For the new password, see the "about" page of this website.

ASSOCIATED FILES:

• 2016-08-22-Boleto-campaign-infection-traffic.pcap.zip   1.3 MB (1,296,116 bytes)

• 2016-08-22-Boleto-campaign-infection-traffic.pcap   (1,814,956 bytes)

• 2016-08-22-Boleto-campaign-spreadsheets.zip   2.6 kB (2,587 bytes)

• 2016-08-22-Boleto-campaign-email-tracker.csv   (2,374 bytes)
• 2016-08-22-Boleto-campaign-malware-and-artifacts-info.csv   (1,873 bytes)

• 2016-08-22-Boleto-campaign-emails-12-examples.zip   17.1 kB (17,095 bytes)

• 2016-08-22-Boleto-campaign-email-1205-UTC.eml   (1,776 bytes)
• 2016-08-22-Boleto-campaign-email-1212-UTC.eml   (1,811 bytes)
• 2016-08-22-Boleto-campaign-email-1213-UTC.eml   (1,815 bytes)
• 2016-08-22-Boleto-campaign-email-1217-UTC.eml   (1,835 bytes)
• 2016-08-22-Boleto-campaign-email-1226-UTC.eml   (1,803 bytes)
• 2016-08-22-Boleto-campaign-email-1227-UTC.eml   (1,838 bytes)
• 2016-08-22-Boleto-campaign-email-1236-UTC.eml   (1,815 bytes)
• 2016-08-22-Boleto-campaign-email-1243-UTC.eml   (1,834 bytes)
• 2016-08-22-Boleto-campaign-email-1248-UTC.eml   (1,811 bytes)
• 2016-08-22-Boleto-campaign-email-1249-UTC.eml   (1,851 bytes)
• 2016-08-22-Boleto-campaign-email-1318-UTC.eml   (1,850 bytes)
• 2016-08-22-Boleto-campaign-email-1326-UTC.eml   (1,799 bytes)

• 2016-08-22-Boleto-campaign-malware-and-artifacts-from-infected-host.zip   1.5 MB (1,496,253 bytes)

• Ionic.Zip.Reduced.dll   (253,440 bytes)
• PSEXESVC.exe   (189,792 bytes)
• VADER-PC.aes   (16 bytes)
• VADER-PC.zip   (1,079,289 bytes)
• VENC22082016yCXo92TVz0mndzIWH2SIwHAgsJZ1gncM.vbs   (1,098 bytes)
• aaaaaaaaaaaa.xml   (3,380 bytes)
• dll.dll.exe   (396,480 bytes)
• gybxhaao.32w.vbs   (343 bytes)
• hk4wmvwo.5bs.vbs   (7,775 bytes)
• tmp51F8.tmpps1   (3,475 bytes)
• tmpAC55.tmp   (11,548 bytes)
• tmpF103.tmp   (11,548 bytes)

 

MY PREVIOUS DOCUMENTATION ON THIS CAMPAIGN:

• 2016-08-19 - Boleto campaign
• 2016-08-18 - Boleto campaign
• 2016-08-17 - Boleto campaign
• 2016-08-16 - Boleto campaign
• 2016-08-15 - Boleto campaign
• 2016-08-13 - Boleto campaign
• 2016-07-26 - Malspam hunt (one email at 2016-07-26 18:40 UTC)
• 2016-07-25 - Boleto campaign - Subject: Boleto de Cobranca - FIX - URGENTE

 

EMAILS

Shown above:  Data from the spreadsheet (1 of 2).

 

Shown above:  Data from the spreadsheet (2 of 2).

 

Shown above:  Example of the emails.

 

EMAIL DETAILS

EXAMPLES OF SENDING EMAIL ADDRESSES:

• cobranca@contratocobrancas[.]top
• cobranca@entregaregistrada[.]top
• cobranca@globalcobranca[.]top
• financeiro@louislittadvocacia[.]top
• financeiro@maxcobrancas[.]xyz
• financeiro@paybackcobrancas[.]top
• financeiro@pearsonhardman[.]xyz

 

EXAMPLES OF SUBJECT LINES:

• Boleto Bancario via eletronica - LLITT - URGENTE
• Boleto Bancario via eletronica - MAXCOB - URGENTE
• Boleto Bancario via eletronica - PAYBACK - URGENTE
• Boleto Bancario via eletronica - PH ADVOGADOS - URGENTE
• Boleto de Cobranca - ENTREGA - URGENTE
• Boleto de Cobranca - FIX - URGENTE
• Boleto de Cobranca - GLOBAL - URGENTE

 

DOMAINS FROM LINKS IN THE EMAILS:

• anexo[.]top
• contratocobrancas[.]top
• entregacertificada[.]top
• entregaregistrada[.]top
• enviocomregistro[.]top
• envioregistrado[.]biz
• globalcobranca[.]top
• harveyspecter[.]top
• pearsonhardmanlitt[.]top

 

TRAFFIC

Shown above:  Traffic from the pcap filtered in Wireshark.

 

ASSOCIATED DOMAINS:

• cdnfiles.4shared[.]com - VBS file from download link in the malspam
• 65.181.125[.]193 port 80 - 65.181.125[.]193 - GET /a35new/w7.txt
• 65.181.125[.]193 port 80 - 65.181.125[.]193 - GET /a35new/aw7.tiff
• 65.181.125[.]193 port 80 - 65.181.125[.]193 - GET /a35new/w7.zip
• 65.181.113[.]187 port 80 - www.devyatinskiy[.]ru - HTTP callback traffic
• 65.181.125[.]193 port 80 - 65.181.125[.]193 - GET /a35new/dll.dll
• 65.181.125[.]193 port 80 - 65.181.125[.]193 - GET /a35new/dll.dll.exe
• 65.181.113[.]204 port 443 - ssl.houselannister[.]top - IRC traffic (botnet command and control)

• imestre.danagas[.]ru - Response 192.64.147[.]142 - no follow-up UDP or TCP connection
• imestre.noortakaful[.]top - No response
• imestre.waridtelecom[.]top - No response
• imestre.aduka[.]top - No response
• imestre.saltflowinc[.]top - No response
• imestre.moveoneinc[.]top - No response
• imestre.cheddarmcmelt[.]top - No response
• imestre.suzukiburgman[.]top - No response
• imestre.houselannister[.]top - response: 127.0.0[.]1
• xxxxxxxxxxx.localdomain - No response

 

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