General

  • Target

    ad4fe1e40d5bd2e9881400aaaf00b43abdfcfcab35587923bd92067fa34d2059

  • Size

    396KB

  • Sample

    230307-svygqaaa4x

  • MD5

    8786b658cc8531383511362b788f8f1c

  • SHA1

    58da30ee843e7d5f51bdacca1ea495b84a7678fd

  • SHA256

    ad4fe1e40d5bd2e9881400aaaf00b43abdfcfcab35587923bd92067fa34d2059

  • SHA512

    d99b28db09067135359de87244a56d039399591d29c0bcf8c7d2163f934a938c4248239d87fcb6e99b9f0bce7132e95d0581ae32e73603af489f8b1444a44f5f

  • SSDEEP

    12288:iQi3Qa6m6URA3PhNOZm2K7YOY5p2tpNnnTIg:iQiA5hhVFf4y3Tp

Malware Config

Extracted

Family

socelars

C2

https://hdbywe.s3.us-west-2.amazonaws.com/sadef33/

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Targets

    • Target

      ad4fe1e40d5bd2e9881400aaaf00b43abdfcfcab35587923bd92067fa34d2059

    • Size

      396KB

    • MD5

      8786b658cc8531383511362b788f8f1c

    • SHA1

      58da30ee843e7d5f51bdacca1ea495b84a7678fd

    • SHA256

      ad4fe1e40d5bd2e9881400aaaf00b43abdfcfcab35587923bd92067fa34d2059

    • SHA512

      d99b28db09067135359de87244a56d039399591d29c0bcf8c7d2163f934a938c4248239d87fcb6e99b9f0bce7132e95d0581ae32e73603af489f8b1444a44f5f

    • SSDEEP

      12288:iQi3Qa6m6URA3PhNOZm2K7YOY5p2tpNnnTIg:iQiA5hhVFf4y3Tp

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Software Discovery

1
T1518

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks