Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2023, 06:24

General

  • Target

    2082023_ACB - 91xxxxx8.exe

  • Size

    751KB

  • MD5

    0c957aa0fe19415686875001f5564f3a

  • SHA1

    e3ad2c84874552aa00d8778629b3eef2104d5828

  • SHA256

    769f8d453d15590d55a2673a012ad4ab54a3a81861c2d16389c7dca08d507a91

  • SHA512

    5bf02eda65c0af7d6089bd6a4b3e2d170fd2fa5d178cce4cada069e0a8179123b8b398a72bf19d2143dd6fc39e0aaee2eee3d741da2272ab26bee7b6950f9879

  • SSDEEP

    12288:/5MY7n5Ie0P4k0q6G/3lFHOwe7NO8Rsy/ccMSfZBxfXdj/Z9Aobyh:/6snSxQk6+3HHOwONV/dhXx/ZWJh

Score
7/10

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2082023_ACB - 91xxxxx8.exe
    "C:\Users\Admin\AppData\Local\Temp\2082023_ACB - 91xxxxx8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4240
    • C:\Users\Admin\AppData\Local\Temp\2082023_ACB - 91xxxxx8.exe
      "C:\Users\Admin\AppData\Local\Temp\2082023_ACB - 91xxxxx8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2082023_ACB - 91xxxxx8.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1576-142-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1576-151-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

    Filesize

    64KB

  • memory/1576-150-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1576-149-0x0000000005CD0000-0x0000000005D20000-memory.dmp

    Filesize

    320KB

  • memory/1576-147-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

    Filesize

    64KB

  • memory/1576-148-0x0000000005050000-0x00000000050B6000-memory.dmp

    Filesize

    408KB

  • memory/1576-145-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4240-141-0x000000000AC00000-0x000000000AC9C000-memory.dmp

    Filesize

    624KB

  • memory/4240-134-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4240-140-0x0000000005B80000-0x0000000005B90000-memory.dmp

    Filesize

    64KB

  • memory/4240-139-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4240-146-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4240-138-0x0000000005A30000-0x0000000005A3A000-memory.dmp

    Filesize

    40KB

  • memory/4240-137-0x0000000005B80000-0x0000000005B90000-memory.dmp

    Filesize

    64KB

  • memory/4240-136-0x0000000005A40000-0x0000000005AD2000-memory.dmp

    Filesize

    584KB

  • memory/4240-135-0x0000000005F50000-0x00000000064F4000-memory.dmp

    Filesize

    5.6MB

  • memory/4240-133-0x0000000000FA0000-0x0000000001062000-memory.dmp

    Filesize

    776KB