General

  • Target

    AdvanceTech.exe

  • Size

    2.3MB

  • Sample

    210715-bll6ay5fh6

  • MD5

    f91438aac3fb8cbc9f3d4618a06fc673

  • SHA1

    cd9357cfd4875d223a50f0c6ad6f86d81d62ccca

  • SHA256

    9755a383333d33c7a268be818f8c7eda612cfc6fd94a60c2bed5cbd889abcca4

  • SHA512

    f25b9ef6187c1b7e77feffb6c17eef176e8b4f01171bb8b70dcb6e29a69bdf9ee86a432877b98a8983f122f2da7ca6326183dd51c3bfc6085c7b5cbced3b879f

Malware Config

Targets

    • Target

      AdvanceTech.exe

    • Size

      2.3MB

    • MD5

      f91438aac3fb8cbc9f3d4618a06fc673

    • SHA1

      cd9357cfd4875d223a50f0c6ad6f86d81d62ccca

    • SHA256

      9755a383333d33c7a268be818f8c7eda612cfc6fd94a60c2bed5cbd889abcca4

    • SHA512

      f25b9ef6187c1b7e77feffb6c17eef176e8b4f01171bb8b70dcb6e29a69bdf9ee86a432877b98a8983f122f2da7ca6326183dd51c3bfc6085c7b5cbced3b879f

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner Payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • 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 v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks