General

  • Target

    044ce9e194f5194b8d0e12e8e05fc3a3ff3782e60d5b3838351e80ac43663e4d.exe

  • Size

    668KB

  • Sample

    240523-bd6ckafh92

  • MD5

    cf021b7974c2665564085795f85a0ede

  • SHA1

    d2084747f540500ab61974ac288ab05f9d91334a

  • SHA256

    044ce9e194f5194b8d0e12e8e05fc3a3ff3782e60d5b3838351e80ac43663e4d

  • SHA512

    cf5d6acecf132c3a01ec82b3f4e8e2c66c854611b6d71b53d2b148fa492c47f800eb443a9e46828fb3cc3b408da571ee86ecc31facb67f8d7bfbd9560b7780aa

  • SSDEEP

    12288:iGCCi8LkpEatgdWrtzQswH4X1nqcSg+jEKAEGaCtXm3dCcQBoTY2ZkR:i9ZjE0GqNA4X1ijEKAER023d2BWE

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      044ce9e194f5194b8d0e12e8e05fc3a3ff3782e60d5b3838351e80ac43663e4d.exe

    • Size

      668KB

    • MD5

      cf021b7974c2665564085795f85a0ede

    • SHA1

      d2084747f540500ab61974ac288ab05f9d91334a

    • SHA256

      044ce9e194f5194b8d0e12e8e05fc3a3ff3782e60d5b3838351e80ac43663e4d

    • SHA512

      cf5d6acecf132c3a01ec82b3f4e8e2c66c854611b6d71b53d2b148fa492c47f800eb443a9e46828fb3cc3b408da571ee86ecc31facb67f8d7bfbd9560b7780aa

    • SSDEEP

      12288:iGCCi8LkpEatgdWrtzQswH4X1nqcSg+jEKAEGaCtXm3dCcQBoTY2ZkR:i9ZjE0GqNA4X1ijEKAER023d2BWE

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks