Analysis

  • max time kernel
    42s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    27-07-2021 16:00

General

  • Target

    4ff2f77e4d4cf8207749dd70205c6551.exe

  • Size

    565KB

  • MD5

    4ff2f77e4d4cf8207749dd70205c6551

  • SHA1

    4f28db25dc9b18f918d9fa74ae85b549a4128e29

  • SHA256

    2b2b2d652f0df53f1bdf4eead3ef92831132eacfef595043033d375dfe91c8ef

  • SHA512

    31b19d87be54214de05cf27ffddbbc6f3f233b86bc5057517da1d11419fb8ecd3bd5b9930171dbbb8984792382915c089a38a34a66538940cde662ee8684335c

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    nnamdi@keithwilliamgroup.com
  • Password:
    )||LHNUQ5wgcszg

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ff2f77e4d4cf8207749dd70205c6551.exe
    "C:\Users\Admin\AppData\Local\Temp\4ff2f77e4d4cf8207749dd70205c6551.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\AppData\Local\Temp\4ff2f77e4d4cf8207749dd70205c6551.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3832
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1376
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\4ff2f77e4d4cf8207749dd70205c6551.exe.log
    MD5

    ef140ef600b2463c9e7dbf064a104046

    SHA1

    c08fd1853877be95575ea2e860dd8cafef31f54c

    SHA256

    ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616

    SHA512

    bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c

  • memory/632-114-0x0000000002BC0000-0x0000000002BC1000-memory.dmp
    Filesize

    4KB

  • memory/1020-119-0x0000000000000000-mapping.dmp
  • memory/3832-115-0x0000000000400000-0x0000000000448000-memory.dmp
    Filesize

    288KB

  • memory/3832-116-0x000000000044320E-mapping.dmp
  • memory/3832-118-0x0000000002860000-0x0000000002861000-memory.dmp
    Filesize

    4KB