General

  • Target

    order invoice.exe

  • Size

    2.0MB

  • Sample

    220719-lkxn4sbhhm

  • MD5

    e7bab8f16adf2f5ba2f2247ce37bf8d7

  • SHA1

    c4b0b7894e1110fc6dc4f0d1a591a3acdab22bfb

  • SHA256

    0b38682544ecd94b8ce910e22593dd8a4671f38aa52a53aa314af9fd24a65d19

  • SHA512

    356460ea6737f08201de548853b302f0825f60b9783d26778e6458b12d05011b55b305604594de0066b6640d6aabb713a138455b4fca4c2454be2838145708b4

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

103.133.105.50:1234

Attributes
  • communication_password

    e10adc3949ba59abbe56e057f20f883e

  • tor_process

    tor

Targets

    • Target

      order invoice.exe

    • Size

      2.0MB

    • MD5

      e7bab8f16adf2f5ba2f2247ce37bf8d7

    • SHA1

      c4b0b7894e1110fc6dc4f0d1a591a3acdab22bfb

    • SHA256

      0b38682544ecd94b8ce910e22593dd8a4671f38aa52a53aa314af9fd24a65d19

    • SHA512

      356460ea6737f08201de548853b302f0825f60b9783d26778e6458b12d05011b55b305604594de0066b6640d6aabb713a138455b4fca4c2454be2838145708b4

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • XenArmor Suite

      XenArmor is as suite of password recovery tools for various application.

    • suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

      suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • 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.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks