General

  • Target

    Packing List.exe

  • Size

    751KB

  • Sample

    230328-gzbyqsba9s

  • MD5

    3e2bf9d409ebc43f74591d151aa64d38

  • SHA1

    40fc577fddeff678703b4673daa55dbfe657e670

  • SHA256

    e6c74fa34990259423123de4dca4a6b1924929ac74b4e0078c702ca2ec05782b

  • SHA512

    0e2afe23b4e293b46efd230815557c18c0080fe16e674b2026d7b7ff2e9a0b87cd100d86daf5167b33d665f6a4fb27aa2447c6fc04d1bc568d0a3eb2f5848013

  • SSDEEP

    12288:HjKdJVZz5dcKMk5pgPXJ3IclZZekLRafUWIN51YBplnQaacr2rKEKdmBhQFENrCo:HIVZ9qKP5iXRllVRafra5GLNQ7mEK9F

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    valleycountysar.org
  • Port:
    26
  • Username:
    mbown@valleycountysar.org
  • Password:
    }eQA)VL2!$V}

Targets

    • Target

      Packing List.exe

    • Size

      751KB

    • MD5

      3e2bf9d409ebc43f74591d151aa64d38

    • SHA1

      40fc577fddeff678703b4673daa55dbfe657e670

    • SHA256

      e6c74fa34990259423123de4dca4a6b1924929ac74b4e0078c702ca2ec05782b

    • SHA512

      0e2afe23b4e293b46efd230815557c18c0080fe16e674b2026d7b7ff2e9a0b87cd100d86daf5167b33d665f6a4fb27aa2447c6fc04d1bc568d0a3eb2f5848013

    • SSDEEP

      12288:HjKdJVZz5dcKMk5pgPXJ3IclZZekLRafUWIN51YBplnQaacr2rKEKdmBhQFENrCo:HIVZ9qKP5iXRllVRafra5GLNQ7mEK9F

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks