Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 06:57

General

  • Target

    Apsgmjd_Belphegor_obf.exe

  • Size

    188KB

  • MD5

    a37ccab1ff586abb6e43113ab8a2b10d

  • SHA1

    b9b97fc3bdcf3eb35ad68130a34ecaceef936bac

  • SHA256

    46af4880547cfe5d6c873f86f7b172640ddffd445794dcbc213ebb399e38a226

  • SHA512

    733115ebe0a453b6aef0e73677525c5f2e3aec1bb1327794db20d2403fdf62fac5ef4ba6d951d03904e877de6475032840eb0b4272a62e8a97d818cbbb2a8aeb

  • SSDEEP

    3072:7BhYrfk5BR4ko5ZTFW9bwFaqiUrD7Lz6U+x+:ckl5QNFW9b2aqDnJ+

Malware Config

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Apsgmjd_Belphegor_obf.exe
    "C:\Users\Admin\AppData\Local\Temp\Apsgmjd_Belphegor_obf.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabB2A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • memory/2112-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

    Filesize

    4KB

  • memory/2112-1-0x0000000000A90000-0x0000000000AC6000-memory.dmp

    Filesize

    216KB

  • memory/2112-2-0x0000000000460000-0x0000000000492000-memory.dmp

    Filesize

    200KB

  • memory/2112-3-0x0000000074D30000-0x000000007541E000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-20-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

    Filesize

    4KB

  • memory/2112-21-0x0000000074D30000-0x000000007541E000-memory.dmp

    Filesize

    6.9MB

  • memory/2112-23-0x00000000020A0000-0x000000000210C000-memory.dmp

    Filesize

    432KB