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Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/03/2025, 02:41

General

  • Target

    35c4a830c22df437d6881b7115631646eaac6aac844ff3d3d055d0f528866857.exe

  • Size

    74KB

  • MD5

    4069d5435f4e98f349a862ca454bc30b

  • SHA1

    c5a7d106631f95c7f9d5e84b1f6c6eec3e1dc31c

  • SHA256

    35c4a830c22df437d6881b7115631646eaac6aac844ff3d3d055d0f528866857

  • SHA512

    44db701300e244ad7566c0edbc89cf6fa65ca75749c9d84ddd2881440e54ddf4d0f2dd080a5736e21f4fd618f7dabdfc0352a90e953a796eac715c5a283eb27f

  • SSDEEP

    1536:IUk0cxVGlCBiPMVSI6eMILU1bv/T2SksK0Qzc67VclN:IURcxVMWiPMVndU1bvSSfHQLxY

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

FEB 27 LOGS

Mutex

dwjsrlleihmlidl

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/i3NzmwEg

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • VenomRAT 1 IoCs

    Detects VenomRAT.

  • Venomrat family
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35c4a830c22df437d6881b7115631646eaac6aac844ff3d3d055d0f528866857.exe
    "C:\Users\Admin\AppData\Local\Temp\35c4a830c22df437d6881b7115631646eaac6aac844ff3d3d055d0f528866857.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    71KB

    MD5

    83142242e97b8953c386f988aa694e4a

    SHA1

    833ed12fc15b356136dcdd27c61a50f59c5c7d50

    SHA256

    d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

    SHA512

    bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

  • C:\Users\Admin\AppData\Local\Temp\TarA99F.tmp

    Filesize

    183KB

    MD5

    109cab5505f5e065b63d01361467a83b

    SHA1

    4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

    SHA256

    ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

    SHA512

    753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

  • memory/2524-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2524-1-0x0000000000320000-0x0000000000338000-memory.dmp

    Filesize

    96KB

  • memory/2524-3-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-4-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-22-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

    Filesize

    4KB

  • memory/2524-43-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-44-0x0000000073ED0000-0x00000000745BE000-memory.dmp

    Filesize

    6.9MB