Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-08-2023 11:18

General

  • Target

    AWB 9057382937.exe

  • Size

    793KB

  • MD5

    e67d13c3670436b5a242a01aa59c70c0

  • SHA1

    43b470a7f37a158396d34d35c62c7f4d6cb55d2d

  • SHA256

    497963cdcfec245455b229692d32c1f6cb8250b86be44fbe747e441552ae2bba

  • SHA512

    47786313ebbdbc0f37b0096295ebd3294bec05c29e16d9501572321a1598c73cd365b0159b186724cc66399807b5d9d6db910ddf59b3b3e147bf852f1da602ea

  • SSDEEP

    12288:NZnDZtz9se3FOIac6yDpq816ZWnwNKEpFHfiQ6b+ZWttSp:N/tJxM/c6yFqYw9F/iQsPttSp

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AWB 9057382937.exe
    "C:\Users\Admin\AppData\Local\Temp\AWB 9057382937.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\AWB 9057382937.exe
      "C:\Users\Admin\AppData\Local\Temp\AWB 9057382937.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AWB 9057382937.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/3220-142-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3220-153-0x00000000051D0000-0x00000000051E0000-memory.dmp

    Filesize

    64KB

  • memory/3220-152-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3220-151-0x0000000006870000-0x00000000068C0000-memory.dmp

    Filesize

    320KB

  • memory/3220-148-0x0000000005430000-0x0000000005496000-memory.dmp

    Filesize

    408KB

  • memory/3220-146-0x00000000051D0000-0x00000000051E0000-memory.dmp

    Filesize

    64KB

  • memory/3220-145-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3472-141-0x0000000008600000-0x000000000869C000-memory.dmp

    Filesize

    624KB

  • memory/3472-133-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3472-140-0x00000000052D0000-0x00000000052E0000-memory.dmp

    Filesize

    64KB

  • memory/3472-139-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3472-147-0x0000000074C20000-0x00000000753D0000-memory.dmp

    Filesize

    7.7MB

  • memory/3472-138-0x0000000005260000-0x000000000526A000-memory.dmp

    Filesize

    40KB

  • memory/3472-137-0x00000000052D0000-0x00000000052E0000-memory.dmp

    Filesize

    64KB

  • memory/3472-136-0x00000000050A0000-0x0000000005132000-memory.dmp

    Filesize

    584KB

  • memory/3472-135-0x0000000005560000-0x0000000005B04000-memory.dmp

    Filesize

    5.6MB

  • memory/3472-134-0x0000000000600000-0x00000000006CC000-memory.dmp

    Filesize

    816KB