Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 13:29

General

  • Target

    b7369bc4c3c15b3e33473c55c533f2ec0a4ed10fa7e1ae7659ea76e44061a7db.exe

  • Size

    277KB

  • MD5

    78786197af2b43d009a6ccc1ebd10ef2

  • SHA1

    397ecbde349b85dced0901b2ddbf6965fc7980d4

  • SHA256

    b7369bc4c3c15b3e33473c55c533f2ec0a4ed10fa7e1ae7659ea76e44061a7db

  • SHA512

    35f9611370bb3d79c8b303ae2ff8fccbcff880150e0849d24f4461d2ef845da5dc18eed9c6b8cae0acc1390973f5b3ef2498fbe6c82120fb7c8d8ba18f59b97d

  • SSDEEP

    3072:Ztrf2YrUFaP6lFDvUoJYgiyWpe3YB+GGfV+g6lhx7+s35bzoWQBQtl41MvNe6wZy:2blFDvFLideIB+mCzBV+UdvrEFp7hKW

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7369bc4c3c15b3e33473c55c533f2ec0a4ed10fa7e1ae7659ea76e44061a7db.exe
    "C:\Users\Admin\AppData\Local\Temp\b7369bc4c3c15b3e33473c55c533f2ec0a4ed10fa7e1ae7659ea76e44061a7db.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3024

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Privilege Escalation

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Replay Monitor

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Downloads

  • \Program Files\Common Files\System\symsrv.dll
    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/3024-3-0x0000000010000000-0x0000000010030000-memory.dmp
    Filesize

    192KB

  • memory/3024-5-0x0000000000B00000-0x0000000000B35000-memory.dmp
    Filesize

    212KB

  • memory/3024-7-0x0000000010000000-0x0000000010030000-memory.dmp
    Filesize

    192KB