General

  • Target

    9b34670370a9983825fccb9f9f67a86e.bin

  • Size

    429KB

  • Sample

    240428-b3rkpsdc76

  • MD5

    f4e6e21676a3037b019e1b0578006671

  • SHA1

    0cd60597450e28b47e9d690a20bdf500c515b979

  • SHA256

    de4e39cdeffa907852d7fd3c427335244c12dce4051888bbd1426426bfaeee28

  • SHA512

    824380280d781ee355cacdd6e4a12cfc141cb763cbae962cccd6ddba20760f5254b5f2767eff9c6bb4508b6f60a02c2ff1a22221c5c20bccdd5a53850a3a5bfb

  • SSDEEP

    12288:1k31neRIl0v4y+vRlafVUAJ+xhW2/wTPK4H6qz:1k31neeU4JUU4ghr/wW4n

Malware Config

Targets

    • Target

      PAYMENT_ERROR.PDF.exe

    • Size

      1.0MB

    • MD5

      4bf854459e5cab115844cd52022b39e1

    • SHA1

      b988bbffa191607b4dd1c4db37100e1eeb913c26

    • SHA256

      0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0

    • SHA512

      e249be2313ccc082e79a37a50dd510591f37136208d1621bfed26e12c50c0ff9bbe796d5f0d8ccba2ea7c24b3c7d409e7c7e31b4722abac35d2ea580a687a161

    • SSDEEP

      24576:qaxhlW7eS5NtKq7oulaeC6HicJEEEEEEEEEEEEEEEEEEEEwEEEEEEEEEEEEEEEEI:qSOKcaZcJEEEEEEEEEEEEEEEEEEEEwEL

    • Detect ZGRat V1

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • ModiLoader Second Stage

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Collection

Data from Local System

4
T1005

Tasks