General

  • Target

    file.exe

  • Size

    755KB

  • Sample

    230410-r2e4aaac54

  • MD5

    0af3484ed04ac95e8a84d3b06c4180c0

  • SHA1

    15943666568f09c0751b027a42413851df2c6932

  • SHA256

    5655e7d53829fc5c81a4def81d2876aaeaec9ecc40eecc7966e51abba9c38e70

  • SHA512

    c4da82bacbeb4f1aa85421d99d0de53c847e720dbd686a55eec97a641464ee19411bb8e9c0959666d3ac80b3503d1dad65de5e08c91e18c620a9cecfb4bc7c05

  • SSDEEP

    12288:VQi3oc6m6UR0Itlp1hf39Wkv8xwJld8kO:VQi4zHITpdUMkkO

Malware Config

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Extracted

Family

socelars

C2

https://hdbywe.s3.us-west-2.amazonaws.com/sadfe410/

Targets

    • Target

      file.exe

    • Size

      755KB

    • MD5

      0af3484ed04ac95e8a84d3b06c4180c0

    • SHA1

      15943666568f09c0751b027a42413851df2c6932

    • SHA256

      5655e7d53829fc5c81a4def81d2876aaeaec9ecc40eecc7966e51abba9c38e70

    • SHA512

      c4da82bacbeb4f1aa85421d99d0de53c847e720dbd686a55eec97a641464ee19411bb8e9c0959666d3ac80b3503d1dad65de5e08c91e18c620a9cecfb4bc7c05

    • SSDEEP

      12288:VQi3oc6m6UR0Itlp1hf39Wkv8xwJld8kO:VQi4zHITpdUMkkO

    • GCleaner

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

    • 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

2
T1112

Install Root Certificate

1
T1130

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