General

  • Target

    nINV200495000-PAY ORDER0940584.tar

  • Size

    729KB

  • Sample

    240607-fzt9msab5v

  • MD5

    64a6fdb8ce5a97dd94b677d289901220

  • SHA1

    252750a9f54de1ab9a9aa3c44b52c7b8877a9b24

  • SHA256

    eff779d4af4ddcc1833f1a8d877564dd7142431a48c0ac3364775a8a73802ee4

  • SHA512

    a7943facc666b0eb64f1dc220cb17643a081de8f7ac551e7f9ccbcc064317b389672be50a8d2c34409933ad82cad864750372469a2b8dfd03888704cd0bca2a2

  • SSDEEP

    12288:s14/X1dEbixaqA4S39v1BwWQlOn1bc6HK+qdtu6pnpnUChFScaPpZJTJwZQM6eir:s18dEbixaqZShp9nxc6Ou6pnNU1c4b3B

Malware Config

Targets

    • Target

      INV200495000-PAY ORDER0940584.cmd

    • Size

      3.0MB

    • MD5

      ba6011bbbcee0c141db0c45b8219a275

    • SHA1

      e8fe383f4b6614b70fe9902618660aad3199bb62

    • SHA256

      a7d331358f0530d1b5780f18ded9587256f16a675b1f440ebb73c92979d9719b

    • SHA512

      3b1145ff9512fc0d7e3dcbae431cd3424e12721c17a4be043ca2b4ddd7ab4db5f9670ea07e75eedfad8d928b9fe08ca2412d062375b1df25e9ed31aa25fdfadf

    • SSDEEP

      49152:MmZIVekHAYmaBfa2cLySXFDvh13zo//zhK6x3UGZJyFxCknVgGlL1+I0bHdFE4Kh:7

    • ModiLoader, DBatLoader

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

    • ModiLoader Second Stage

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks