General

  • Target

    daun.bat

  • Size

    26B

  • Sample

    240614-xkcjqawenq

  • MD5

    fb13c5908146d39f3a5fdeb69a5254a4

  • SHA1

    a6fb64b8bc2e58647569f311b6918dbfdbd82507

  • SHA256

    295303516fe6fed6586432afa4e9c0385c526786ae3c6a3be1cc8a561a2a100c

  • SHA512

    2de792688627911072182d48e0fc3180a37cc5379272a8b7e429441e3eb69803901b80788848bfdd2f86515ad8a5392fe390b784db38cc7456221f8dea338622

Malware Config

Extracted

Family

stealerium

C2

https://discord.com/api/webhooks/1251198513031811144/nJHl6BhkEHbE3lBzprQbscTSTrEsrKdjTFgv-IrdN8o5_7i-tC4AlCQso26UTjNF8ZHZ

Targets

    • Target

      daun.bat

    • Size

      26B

    • MD5

      fb13c5908146d39f3a5fdeb69a5254a4

    • SHA1

      a6fb64b8bc2e58647569f311b6918dbfdbd82507

    • SHA256

      295303516fe6fed6586432afa4e9c0385c526786ae3c6a3be1cc8a561a2a100c

    • SHA512

      2de792688627911072182d48e0fc3180a37cc5379272a8b7e429441e3eb69803901b80788848bfdd2f86515ad8a5392fe390b784db38cc7456221f8dea338622

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks