General

  • Target

    ecb3e391ce8ec8e598e4b0353f031e895f038a707d54a42caa93011cbc860d13

  • Size

    3.0MB

  • Sample

    241205-bkseaazrgs

  • MD5

    85f6a170cdf61b577203880677cbfa2e

  • SHA1

    c8a3c321a34fa789e6ed85a48c745b25b99ad00c

  • SHA256

    ecb3e391ce8ec8e598e4b0353f031e895f038a707d54a42caa93011cbc860d13

  • SHA512

    aa8637302e6223f7027cbf190d18e352c6daa42ea0427880972fc4bccb3766f7a80005a5bc6accf7b79ea9d28034f65848fdfb6f11a9289e646bb43882dcc974

  • SSDEEP

    49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qbm:ZLHTPJg8z1mKnypSbRxo9JCm

Malware Config

Extracted

Family

orcus

Botnet

5

C2

31.44.184.52:10903

Mutex

sudo_kv8pk6zymgjja5xr21f12nkgke5xbmd3

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    false

  • install_path

    %appdata%\dlejavascriptgenerator\linuxvm.exe

  • reconnect_delay

    10000

  • registry_keyname

    Sudik

  • taskscheduler_taskname

    sudik

  • watchdog_path

    AppData\aga.exe

Targets

    • Target

      ecb3e391ce8ec8e598e4b0353f031e895f038a707d54a42caa93011cbc860d13

    • Size

      3.0MB

    • MD5

      85f6a170cdf61b577203880677cbfa2e

    • SHA1

      c8a3c321a34fa789e6ed85a48c745b25b99ad00c

    • SHA256

      ecb3e391ce8ec8e598e4b0353f031e895f038a707d54a42caa93011cbc860d13

    • SHA512

      aa8637302e6223f7027cbf190d18e352c6daa42ea0427880972fc4bccb3766f7a80005a5bc6accf7b79ea9d28034f65848fdfb6f11a9289e646bb43882dcc974

    • SSDEEP

      49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qbm:ZLHTPJg8z1mKnypSbRxo9JCm

    • Orcus

      Orcus is a Remote Access Trojan that is being sold on underground forums.

    • Orcus family

    • Orcus main payload

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks