General

  • Target

    RECEIPT ATTACHMENT.zip

  • Size

    668KB

  • Sample

    250220-ggzbbazky3

  • MD5

    a107e8115381b9477a0ff5c188a9bb98

  • SHA1

    48e73bd295716a2d709c64f908505e5260b50807

  • SHA256

    b4423e369c143291d5b6eb8fb130472dd2639cae0eb0076a6105272a3e67763c

  • SHA512

    19c673feb18532bf3ad5766abedcec4721196370911232a30812de8a5cdacea93e35a383a1a94e634f8b7f937e681c67c054822cb51d2813872ec660a39bb452

  • SSDEEP

    12288:WUldIJwylzBD9PtPV265p2Ax4diGd7xIvi3dZLelU5i2KMmHfA0wM5Xte:ddi3N3726Ksoie7xlZLQX2sHVXte

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7570158401:AAGzmritmTT3Z0Z77i4ThJMCq3NzbjqeNpo/sendMessage?chat_id=7225431807

Targets

    • Target

      RECEIPT ATTACHMENT.exe

    • Size

      912KB

    • MD5

      08e7844d71a35268697573567fa6426d

    • SHA1

      18d3e013a70ddca9f55d540e0d325f2b660f2f39

    • SHA256

      aff2d8ebd4a9c0218b8df1314b12fd2dec7706b7f1cea2029c663c53e52ff187

    • SHA512

      95826d24a4f546b97cad699e1f0df9579b5e66530eb8827d44ffec7249c81ba651ab85664adccf45d6e4ea59910533c600f5a935dd4b7645efb7624a559287d2

    • SSDEEP

      12288:hrT5UqCUfsgdd8JNxNAgnl9PxPJ2J28xF42b3IRifdZL+lU5UCsLoe:hWHNJ3X2YIF4m39ZLwL2e

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Snakekeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • 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 Enterprise v15

Tasks