Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 01:13

General

  • Target

    136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe

  • Size

    537KB

  • MD5

    930955d0b312fc683f0481fe7e1ea2f3

  • SHA1

    f45109d7a4d6efec3ca0d7f446475e1e9f1798e6

  • SHA256

    136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4

  • SHA512

    2166e575e9869e257b6894299ef5241b779f348a887e056fc1c2c9ffbe80757a0a0b0be5eb9b135ddad3ea556bcdd106ec8eae2f223cae540206459333add4fd

  • SSDEEP

    12288:4S8bQbddyK0Bopoa89nadgPlW1sDlZnLlpO0PHlS:4hIzyKIK0adgr5ZppO0I

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 3 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe
    "C:\Users\Admin\AppData\Local\Temp\136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:228
    • C:\Users\Admin\AppData\Local\Temp\136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe
      "C:\Users\Admin\AppData\Local\Temp\136351dfc04d6749ec6922958903035b80e7bfcb2eee7527e9fdf72bcd8561e4.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2920
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4172,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:8
    1⤵
      PID:2224

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_udyplput.cwy.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/228-51-0x0000000006F90000-0x0000000006F9A000-memory.dmp

      Filesize

      40KB

    • memory/228-15-0x00000000022C0000-0x00000000022F6000-memory.dmp

      Filesize

      216KB

    • memory/228-60-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/228-20-0x0000000004D20000-0x0000000004D42000-memory.dmp

      Filesize

      136KB

    • memory/228-57-0x0000000007240000-0x0000000007248000-memory.dmp

      Filesize

      32KB

    • memory/228-56-0x0000000007260000-0x000000000727A000-memory.dmp

      Filesize

      104KB

    • memory/228-55-0x0000000007160000-0x0000000007174000-memory.dmp

      Filesize

      80KB

    • memory/228-54-0x0000000007150000-0x000000000715E000-memory.dmp

      Filesize

      56KB

    • memory/228-53-0x0000000007120000-0x0000000007131000-memory.dmp

      Filesize

      68KB

    • memory/228-52-0x00000000071A0000-0x0000000007236000-memory.dmp

      Filesize

      600KB

    • memory/228-50-0x0000000006F20000-0x0000000006F3A000-memory.dmp

      Filesize

      104KB

    • memory/228-49-0x0000000007560000-0x0000000007BDA000-memory.dmp

      Filesize

      6.5MB

    • memory/228-32-0x0000000005610000-0x0000000005964000-memory.dmp

      Filesize

      3.3MB

    • memory/228-36-0x00000000061D0000-0x0000000006202000-memory.dmp

      Filesize

      200KB

    • memory/228-17-0x0000000004E90000-0x00000000054B8000-memory.dmp

      Filesize

      6.2MB

    • memory/228-18-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/228-16-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/228-19-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/228-21-0x0000000005530000-0x0000000005596000-memory.dmp

      Filesize

      408KB

    • memory/228-22-0x00000000055A0000-0x0000000005606000-memory.dmp

      Filesize

      408KB

    • memory/228-48-0x0000000006BF0000-0x0000000006C93000-memory.dmp

      Filesize

      652KB

    • memory/228-47-0x0000000006BC0000-0x0000000006BDE000-memory.dmp

      Filesize

      120KB

    • memory/228-37-0x00000000704B0000-0x00000000704FC000-memory.dmp

      Filesize

      304KB

    • memory/228-33-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

      Filesize

      120KB

    • memory/228-34-0x0000000005F80000-0x0000000005FCC000-memory.dmp

      Filesize

      304KB

    • memory/1160-14-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1160-9-0x0000000008810000-0x0000000008878000-memory.dmp

      Filesize

      416KB

    • memory/1160-3-0x0000000004CA0000-0x0000000004D32000-memory.dmp

      Filesize

      584KB

    • memory/1160-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

      Filesize

      40KB

    • memory/1160-5-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1160-2-0x00000000051B0000-0x0000000005754000-memory.dmp

      Filesize

      5.6MB

    • memory/1160-1-0x0000000000200000-0x000000000028C000-memory.dmp

      Filesize

      560KB

    • memory/1160-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

      Filesize

      4KB

    • memory/1160-10-0x000000000B090000-0x000000000B12C000-memory.dmp

      Filesize

      624KB

    • memory/1160-6-0x00000000051A0000-0x00000000051B2000-memory.dmp

      Filesize

      72KB

    • memory/1160-8-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1160-7-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

      Filesize

      4KB

    • memory/2920-35-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-11-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2920-13-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-61-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2920-62-0x0000000006260000-0x00000000062B0000-memory.dmp

      Filesize

      320KB

    • memory/2920-63-0x0000000006480000-0x0000000006642000-memory.dmp

      Filesize

      1.8MB

    • memory/2920-64-0x0000000074A40000-0x00000000751F0000-memory.dmp

      Filesize

      7.7MB