Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/03/2024, 02:36

General

  • Target
    42e3d565eda0f71ab0fee6bd5af9a9ebb93014f83071c61c790b50dc7097aa26.exe
  • Size 832KB
  • Sample240303-c3k9csbf5z
  • SHA256 42e3d565eda0f71ab0fee6bd5af9a9ebb93014f83071c61c790b50dc7097aa26
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • cheat

C2
  • 45.137.22.156:55615

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42e3d565eda0f71ab0fee6bd5af9a9ebb93014f83071c61c790b50dc7097aa26.exe
    "C:\Users\Admin\AppData\Local\Temp\42e3d565eda0f71ab0fee6bd5af9a9ebb93014f83071c61c790b50dc7097aa26.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4100
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1852
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:180
  • 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=2232 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2032

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          PO.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO.exe.log
          • Size 1KB
          • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
          • MD5 SHA1 SHA512

          PO.exe

          • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
          • Size 553KB
          • SHA256 8047c20ea647a417c397055f74bbff080ae6da02e6cf81f6d75087f55dc5aa99
          • MD5 SHA1 SHA512 SSDEEP

          PO.jpg

          • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.jpg
          • Size 83KB
          • SHA256 39f3195908d56ee6d4d0f6484c913bbb268e934121856c590b397bbf7a3573ca
          • MD5 SHA1 SHA512 SSDEEP

          memory/180-38-0x0000000005750000-0x000000000585A000-memory.dmp

          memory/180-37-0x00000000054E0000-0x000000000552C000-memory.dmp

          memory/180-36-0x0000000005550000-0x0000000005560000-memory.dmp

          memory/180-39-0x00000000725B0000-0x0000000072D60000-memory.dmp

          memory/180-35-0x00000000054A0000-0x00000000054DC000-memory.dmp

          memory/180-34-0x0000000005440000-0x0000000005452000-memory.dmp

          memory/180-33-0x0000000005B80000-0x0000000006198000-memory.dmp

          memory/180-32-0x00000000725B0000-0x0000000072D60000-memory.dmp

          memory/180-40-0x0000000005550000-0x0000000005560000-memory.dmp

          memory/180-27-0x0000000000400000-0x000000000041E000-memory.dmp

          memory/1852-19-0x0000000004C90000-0x0000000004C9A000-memory.dmp

          memory/1852-25-0x00000000725B0000-0x0000000072D60000-memory.dmp

          memory/1852-24-0x000000000BD20000-0x000000000BD80000-memory.dmp

          memory/1852-23-0x00000000050F0000-0x0000000005102000-memory.dmp

          memory/1852-31-0x00000000725B0000-0x0000000072D60000-memory.dmp

          memory/1852-22-0x0000000004F10000-0x0000000004F1C000-memory.dmp

          memory/1852-21-0x00000000050C0000-0x00000000050DC000-memory.dmp

          memory/1852-20-0x0000000004F20000-0x0000000004FBC000-memory.dmp

          memory/1852-18-0x0000000004D20000-0x0000000004D30000-memory.dmp

          memory/1852-17-0x0000000004BC0000-0x0000000004C52000-memory.dmp

          memory/1852-16-0x0000000005240000-0x00000000057E4000-memory.dmp

          memory/1852-15-0x00000000001A0000-0x000000000022C000-memory.dmp

          memory/1852-14-0x00000000725B0000-0x0000000072D60000-memory.dmp