General

  • Target

    8d8718cc95ecf6af196cc0c0eaac9ae2.exe

  • Size

    513KB

  • Sample

    241107-s4rersxnaq

  • MD5

    8d8718cc95ecf6af196cc0c0eaac9ae2

  • SHA1

    0c822251da19e4f9f5a0b555d85fcf8813034b32

  • SHA256

    89d813e660f2438c15b502fe9cba3a61dd069a4f4fafded91feac3039731bdb4

  • SHA512

    98a74f1db9a7334f05327d871e7aa4e3b264d2cc36709df6e625edb79dde1e49a355b439fa7b72e6a5714a9c2e5b8807aa94aa137fee36c78388bbeeb9445114

  • SSDEEP

    12288:iE/ShrODzyPjurrSN/nGtZr0IMr3xYokt9mROPBMzt:d/2PAShG30X3um3B

Malware Config

Extracted

Family

asyncrat

Version

AWS | RxR

Botnet

Default

C2

lastofdr51.mywire.org:6606

lastofdr51.mywire.org:7707

lastofdr51.mywire.org:8808

Nightmare15.strangled.net:6606

Nightmare15.strangled.net:7707

Nightmare15.strangled.net:8808

darkenssnight.ydns.eu:6606

darkenssnight.ydns.eu:7707

darkenssnight.ydns.eu:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_file

    SystemUpdate.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      8d8718cc95ecf6af196cc0c0eaac9ae2.exe

    • Size

      513KB

    • MD5

      8d8718cc95ecf6af196cc0c0eaac9ae2

    • SHA1

      0c822251da19e4f9f5a0b555d85fcf8813034b32

    • SHA256

      89d813e660f2438c15b502fe9cba3a61dd069a4f4fafded91feac3039731bdb4

    • SHA512

      98a74f1db9a7334f05327d871e7aa4e3b264d2cc36709df6e625edb79dde1e49a355b439fa7b72e6a5714a9c2e5b8807aa94aa137fee36c78388bbeeb9445114

    • SSDEEP

      12288:iE/ShrODzyPjurrSN/nGtZr0IMr3xYokt9mROPBMzt:d/2PAShG30X3um3B

    • AsyncRat

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

    • Asyncrat family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks