General

  • Target

    Desktop.7z

  • Size

    60.8MB

  • Sample

    240201-hbnhasfcel

  • MD5

    6a2343b4aaad49e4c8d89e48c70d9946

  • SHA1

    e4cef18359a97a4f11beaa83fb86b4f5b8de9266

  • SHA256

    bf6ad1760dc3f1659cff14199873f3e01cadb5ca5c7f18dafda2fbd21772e1d2

  • SHA512

    5df6ba3e488c2e00746928d8a825653ae8418f0a484f22fd6aa3fcb9ea9980415c27dbc615a83d85a0b11fe64ad1977750a6cd21006535f089d2567c6a85c682

  • SSDEEP

    1572864:PSJss94cgFhuxzGFPSqMFhstNWl+eZSmd7fiqcXhU:Pa3TIBF8zl+i3if2

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:7000

Mutex

zTitgPDo475hDOA4

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      Desktop.7z

    • Size

      60.8MB

    • MD5

      6a2343b4aaad49e4c8d89e48c70d9946

    • SHA1

      e4cef18359a97a4f11beaa83fb86b4f5b8de9266

    • SHA256

      bf6ad1760dc3f1659cff14199873f3e01cadb5ca5c7f18dafda2fbd21772e1d2

    • SHA512

      5df6ba3e488c2e00746928d8a825653ae8418f0a484f22fd6aa3fcb9ea9980415c27dbc615a83d85a0b11fe64ad1977750a6cd21006535f089d2567c6a85c682

    • SSDEEP

      1572864:PSJss94cgFhuxzGFPSqMFhstNWl+eZSmd7fiqcXhU:Pa3TIBF8zl+i3if2

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detect Xworm Payload

    • XenArmor Suite

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

    • Xworm

      Xworm is a remote access trojan written in C#.

    • AgentTesla payload

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • UPX packed file

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

4
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks