Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 01:50

General

  • Target

    8098709342344545.exe

  • Size

    882KB

  • MD5

    2e085ebf8dcf858b5f8e4fd12cd96b23

  • SHA1

    d28c9c4555a704e82c020ebb1115aed8dd866e36

  • SHA256

    62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe

  • SHA512

    9b430e40128e325d5dad45b1df423a3ff99a4e14f1f9c7abf238608b2ca892a060adb9d1ee67406752a8ec48d895097253882d8396b4d23058afa45566b51832

  • SSDEEP

    24576:/0220C8uECnmUShKoWQST75l0ewPsP/cWUgYdjB/nCiXWT:7L9CIw

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables with potential process hoocking 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe
    "C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1776
    • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe
      "C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:5064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe

    Filesize

    882KB

    MD5

    2e085ebf8dcf858b5f8e4fd12cd96b23

    SHA1

    d28c9c4555a704e82c020ebb1115aed8dd866e36

    SHA256

    62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe

    SHA512

    9b430e40128e325d5dad45b1df423a3ff99a4e14f1f9c7abf238608b2ca892a060adb9d1ee67406752a8ec48d895097253882d8396b4d23058afa45566b51832

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wlwe2o40.vzk.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/536-1-0x00000000008E0000-0x00000000009C4000-memory.dmp

    Filesize

    912KB

  • memory/536-2-0x00000000051F0000-0x0000000005246000-memory.dmp

    Filesize

    344KB

  • memory/536-3-0x0000000005940000-0x0000000005EE4000-memory.dmp

    Filesize

    5.6MB

  • memory/536-4-0x0000000005390000-0x0000000005422000-memory.dmp

    Filesize

    584KB

  • memory/536-5-0x0000000005430000-0x00000000054CC000-memory.dmp

    Filesize

    624KB

  • memory/536-32-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/536-29-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/536-26-0x00000000052D0000-0x00000000052D8000-memory.dmp

    Filesize

    32KB

  • memory/536-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

    Filesize

    4KB

  • memory/1776-24-0x00000000062F0000-0x000000000630E000-memory.dmp

    Filesize

    120KB

  • memory/1776-8-0x00000000055B0000-0x0000000005BD8000-memory.dmp

    Filesize

    6.2MB

  • memory/1776-11-0x0000000005540000-0x00000000055A6000-memory.dmp

    Filesize

    408KB

  • memory/1776-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/1776-23-0x0000000005D00000-0x0000000006054000-memory.dmp

    Filesize

    3.3MB

  • memory/1776-10-0x0000000005320000-0x0000000005342000-memory.dmp

    Filesize

    136KB

  • memory/1776-25-0x0000000006320000-0x000000000636C000-memory.dmp

    Filesize

    304KB

  • memory/1776-9-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/1776-7-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/1776-40-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/1776-34-0x0000000006870000-0x0000000006906000-memory.dmp

    Filesize

    600KB

  • memory/1776-12-0x0000000005C90000-0x0000000005CF6000-memory.dmp

    Filesize

    408KB

  • memory/1776-6-0x00000000029D0000-0x0000000002A06000-memory.dmp

    Filesize

    216KB

  • memory/1776-35-0x00000000067E0000-0x00000000067FA000-memory.dmp

    Filesize

    104KB

  • memory/1776-36-0x0000000006830000-0x0000000006852000-memory.dmp

    Filesize

    136KB

  • memory/5064-33-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/5064-31-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/5064-27-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/5064-41-0x00000000746A0000-0x0000000074E50000-memory.dmp

    Filesize

    7.7MB

  • memory/5064-42-0x0000000006B80000-0x0000000006BD0000-memory.dmp

    Filesize

    320KB

  • memory/5064-43-0x0000000006DA0000-0x0000000006F62000-memory.dmp

    Filesize

    1.8MB

  • memory/5064-44-0x0000000006BF0000-0x0000000006BFA000-memory.dmp

    Filesize

    40KB