Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 13:24

General

  • Target

    InvWH-2E0865.exe

  • Size

    701KB

  • MD5

    7cc86a3f83fbb68e1a39193fd097304f

  • SHA1

    6e9f665a7f7266ad1a4d1693e84f3203744407c2

  • SHA256

    a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78

  • SHA512

    ef165943e3a378449976c8212bbfbfe91697fdf39afd6e52149395c7d1bb1796e9cb95eb6367017209b62aa2d00e97883ec0019b95869a265cc9010dbfbf1dfe

  • SSDEEP

    12288:ICc07BN2iN/QIuIBhye/+B0j17pgLF6Mkmwhbv/P2LRWZqk14GB:ICc07BN1FAay5Be9OkMk5VvHOEt

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6422013421:AAHaeSgAN5hyLvBtBCls-o9dHwHb-xkpsL4/sendMessage?chat_id=6803005190

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.

  • 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).

  • Program crash 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe
    "C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hHyfrga.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hHyfrga" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2864
    • C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe
      "C:\Users\Admin\AppData\Local\Temp\InvWH-2E0865.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4632 -s 1456
        3⤵
        • Program crash
        PID:2796
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4632 -ip 4632
    1⤵
      PID:3604

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5e1jvdkg.i5v.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp

      Filesize

      1KB

      MD5

      6d7c10fb18bb911e068efc81f28c6b13

      SHA1

      a089b26baf7b6a768b64cbe17ce4efb32e9ab173

      SHA256

      ac8100c0b3fee9ac81831ff579faa8b07d9565272d10beda00a6506ba03d293f

      SHA512

      c8a6b30540fb754b0f539d0cdc1f80d29a217a4bd806ec5276bd482fd1039d155e9a95cfae7532876059f70f5f0b388c27113c097ed73c4b8a0b74ec20ba2ab0

    • memory/3812-52-0x00000000076D0000-0x0000000007773000-memory.dmp

      Filesize

      652KB

    • memory/3812-58-0x0000000007A30000-0x0000000007A3E000-memory.dmp

      Filesize

      56KB

    • memory/3812-64-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-61-0x0000000007B20000-0x0000000007B28000-memory.dmp

      Filesize

      32KB

    • memory/3812-60-0x0000000007B40000-0x0000000007B5A000-memory.dmp

      Filesize

      104KB

    • memory/3812-59-0x0000000007A40000-0x0000000007A54000-memory.dmp

      Filesize

      80KB

    • memory/3812-22-0x0000000005610000-0x0000000005676000-memory.dmp

      Filesize

      408KB

    • memory/3812-21-0x00000000055A0000-0x0000000005606000-memory.dmp

      Filesize

      408KB

    • memory/3812-57-0x0000000007A00000-0x0000000007A11000-memory.dmp

      Filesize

      68KB

    • memory/3812-15-0x0000000002BE0000-0x0000000002C16000-memory.dmp

      Filesize

      216KB

    • memory/3812-16-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-17-0x00000000058C0000-0x0000000005EE8000-memory.dmp

      Filesize

      6.2MB

    • memory/3812-18-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-56-0x0000000007A80000-0x0000000007B16000-memory.dmp

      Filesize

      600KB

    • memory/3812-20-0x0000000005500000-0x0000000005522000-memory.dmp

      Filesize

      136KB

    • memory/3812-28-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-55-0x0000000007870000-0x000000000787A000-memory.dmp

      Filesize

      40KB

    • memory/3812-31-0x0000000005EF0000-0x0000000006244000-memory.dmp

      Filesize

      3.3MB

    • memory/3812-54-0x0000000007800000-0x000000000781A000-memory.dmp

      Filesize

      104KB

    • memory/3812-53-0x0000000007E40000-0x00000000084BA000-memory.dmp

      Filesize

      6.5MB

    • memory/3812-41-0x0000000071330000-0x000000007137C000-memory.dmp

      Filesize

      304KB

    • memory/3812-51-0x00000000076B0000-0x00000000076CE000-memory.dmp

      Filesize

      120KB

    • memory/3812-40-0x0000000006AA0000-0x0000000006AD2000-memory.dmp

      Filesize

      200KB

    • memory/3812-38-0x0000000006460000-0x000000000647E000-memory.dmp

      Filesize

      120KB

    • memory/3812-39-0x0000000006A50000-0x0000000006A9C000-memory.dmp

      Filesize

      304KB

    • memory/4632-65-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/4632-35-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/4632-30-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4796-8-0x0000000006AC0000-0x0000000006ACE000-memory.dmp

      Filesize

      56KB

    • memory/4796-3-0x0000000005760000-0x00000000057F2000-memory.dmp

      Filesize

      584KB

    • memory/4796-37-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/4796-1-0x0000000000CD0000-0x0000000000D86000-memory.dmp

      Filesize

      728KB

    • memory/4796-0-0x0000000074B5E000-0x0000000074B5F000-memory.dmp

      Filesize

      4KB

    • memory/4796-10-0x0000000006D80000-0x0000000006E1C000-memory.dmp

      Filesize

      624KB

    • memory/4796-9-0x0000000006AE0000-0x0000000006B48000-memory.dmp

      Filesize

      416KB

    • memory/4796-7-0x0000000006AB0000-0x0000000006AB8000-memory.dmp

      Filesize

      32KB

    • memory/4796-6-0x0000000005B00000-0x0000000005B12000-memory.dmp

      Filesize

      72KB

    • memory/4796-5-0x0000000074B50000-0x0000000075300000-memory.dmp

      Filesize

      7.7MB

    • memory/4796-4-0x0000000005820000-0x000000000582A000-memory.dmp

      Filesize

      40KB

    • memory/4796-2-0x0000000005E00000-0x00000000063A4000-memory.dmp

      Filesize

      5.6MB