General

  • Target

    HQ Proxy Leecher.exe

  • Size

    1.5MB

  • Sample

    241013-nldzhayfmm

  • MD5

    ad05fa68000e0eeb85b3c3835242d299

  • SHA1

    685fd3ef6dff3cb3d1e1f57f72fca1393a2760d5

  • SHA256

    038cb8f58a22bdc12db7cc312b6873e0502b07091b61d8168631222b3c378eec

  • SHA512

    ad89c2ca8b2bcddd575e7fd4dd645ef22596a5053566d8664f1ec10df4a0e59194c7c32e78c1b7c90f9aae9212da724a327c9291e4365be6da33997ec261e249

  • SSDEEP

    24576:ZK9PkeFizFAxaXOR/l4dUGVPlRhlIv/47UqlRhlIv/47U:81jYzYaeR/l4+GJn8A7Uyn8A7U

Malware Config

Extracted

Family

redline

Botnet

Diamotrix

C2

176.111.174.140:1912

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

176.111.174.140:6606

176.111.174.140:7707

176.111.174.140:8808

Mutex

oTA1Qk0GTnww

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %Temp%

aes.plain

Targets

    • Target

      HQ Proxy Leecher.exe

    • Size

      1.5MB

    • MD5

      ad05fa68000e0eeb85b3c3835242d299

    • SHA1

      685fd3ef6dff3cb3d1e1f57f72fca1393a2760d5

    • SHA256

      038cb8f58a22bdc12db7cc312b6873e0502b07091b61d8168631222b3c378eec

    • SHA512

      ad89c2ca8b2bcddd575e7fd4dd645ef22596a5053566d8664f1ec10df4a0e59194c7c32e78c1b7c90f9aae9212da724a327c9291e4365be6da33997ec261e249

    • SSDEEP

      24576:ZK9PkeFizFAxaXOR/l4dUGVPlRhlIv/47UqlRhlIv/47U:81jYzYaeR/l4+GJn8A7Uyn8A7U

    • AsyncRat

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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Async RAT payload

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks