Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    03-12-2021 09:47

General

  • Target

    Order.009993337.exe

  • Size

    550KB

  • MD5

    d2360fe15b37eb34a479aefa87fa48e3

  • SHA1

    b812bb43a88e0f63558c646615c693347ebbbf7a

  • SHA256

    75f7a5b155426bf485770e395bac90894eee5f8d1742f774429d726f7a5156bc

  • SHA512

    669c9f76a06103ab59f1e2b4a8bccbc5005c1b82dd80279820ead3470c3cdd148081297e1b3e9c895584a52e5ff7f596735108b6272989e925c1a2fca725c9ab

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.greentrading.com.pk
  • Port:
    26
  • Username:
    info@greentrading.com.pk
  • Password:
    lovetoall

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order.009993337.exe
    "C:\Users\Admin\AppData\Local\Temp\Order.009993337.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:524
    • C:\Users\Admin\AppData\Local\Temp\Order.009993337.exe
      "C:\Users\Admin\AppData\Local\Temp\Order.009993337.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:700

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsdDC.tmp\xavyndwlgi.dll
    MD5

    0c468f1d3cf1d1c8c9db621c50ba45ae

    SHA1

    51070b75b565a4d85580063e259c619d71cdd70d

    SHA256

    2018066b44fa27056bf2b52bed7bf5c3dfe4c8a146bb209aeede273afe7c1fda

    SHA512

    e03a3a0da23bb4bbc768ed3ee00456d4bbb27238f4faa6afa017d85cf9e10293b14ced4072568865398c26ab3e2489406f435560020f20c80efc9190f788189d

  • memory/524-55-0x0000000076241000-0x0000000076243000-memory.dmp
    Filesize

    8KB

  • memory/700-57-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/700-58-0x000000000040188B-mapping.dmp
  • memory/700-60-0x0000000000400000-0x0000000000477000-memory.dmp
    Filesize

    476KB

  • memory/700-61-0x0000000001F41000-0x0000000001F42000-memory.dmp
    Filesize

    4KB

  • memory/700-62-0x00000000044B0000-0x0000000004512000-memory.dmp
    Filesize

    392KB

  • memory/700-65-0x0000000001F43000-0x0000000001F44000-memory.dmp
    Filesize

    4KB

  • memory/700-64-0x0000000001F42000-0x0000000001F43000-memory.dmp
    Filesize

    4KB

  • memory/700-66-0x0000000001F44000-0x0000000001F45000-memory.dmp
    Filesize

    4KB