Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-05-2024 03:28

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
  • 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:4888
    • 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:3012
    • 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:3304
  • 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 --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4092

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8098709342344545.exe.log

      Filesize

      706B

      MD5

      9b4d7ccdebef642a9ad493e2c2925952

      SHA1

      c020c622c215e880c8415fa867cb50210b443ef0

      SHA256

      e6f068d76bd941b4118225b130db2c70128e77a45dcdbf5cbab0f8a563b867ff

      SHA512

      8577ecd7597d4b540bc1c6ccc4150eae7443da2e4be1343cc42242714d04dd16e48c3fcaefd95c4a148fe9f14c5b6f3166b752ae20d608676cf6fb48919968e8

    • 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_5f15iz2a.kek.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3012-36-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-37-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-20-0x00000000058F0000-0x0000000005956000-memory.dmp

      Filesize

      408KB

    • memory/3012-21-0x0000000005960000-0x00000000059C6000-memory.dmp

      Filesize

      408KB

    • memory/3012-7-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-44-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-9-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-10-0x00000000050A0000-0x00000000056C8000-memory.dmp

      Filesize

      6.2MB

    • memory/3012-40-0x0000000006510000-0x0000000006532000-memory.dmp

      Filesize

      136KB

    • memory/3012-39-0x00000000064B0000-0x00000000064CA000-memory.dmp

      Filesize

      104KB

    • memory/3012-38-0x00000000065B0000-0x0000000006646000-memory.dmp

      Filesize

      600KB

    • memory/3012-35-0x00000000060E0000-0x000000000612C000-memory.dmp

      Filesize

      304KB

    • memory/3012-34-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

      Filesize

      120KB

    • memory/3012-33-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3012-18-0x0000000005010000-0x0000000005032000-memory.dmp

      Filesize

      136KB

    • memory/3012-28-0x00000000059D0000-0x0000000005D24000-memory.dmp

      Filesize

      3.3MB

    • memory/3012-8-0x00000000049F0000-0x0000000004A26000-memory.dmp

      Filesize

      216KB

    • memory/3012-6-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3304-24-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3304-13-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/3304-47-0x00000000015C0000-0x0000000001610000-memory.dmp

      Filesize

      320KB

    • memory/3304-17-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3304-48-0x0000000006E30000-0x0000000006FF2000-memory.dmp

      Filesize

      1.8MB

    • memory/3304-46-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3304-45-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/3304-49-0x0000000001650000-0x000000000165A000-memory.dmp

      Filesize

      40KB

    • memory/4888-2-0x00000000025E0000-0x0000000002636000-memory.dmp

      Filesize

      344KB

    • memory/4888-19-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-11-0x0000000074DD0000-0x0000000075580000-memory.dmp

      Filesize

      7.7MB

    • memory/4888-1-0x0000000000080000-0x0000000000164000-memory.dmp

      Filesize

      912KB

    • memory/4888-0-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

      Filesize

      4KB

    • memory/4888-3-0x0000000005160000-0x0000000005704000-memory.dmp

      Filesize

      5.6MB

    • memory/4888-12-0x0000000004BC0000-0x0000000004BC8000-memory.dmp

      Filesize

      32KB

    • memory/4888-5-0x0000000004CF0000-0x0000000004D8C000-memory.dmp

      Filesize

      624KB

    • memory/4888-4-0x0000000004C50000-0x0000000004CE2000-memory.dmp

      Filesize

      584KB