General

  • Target

    8a4f1043cac0f67a98c3fb9ad7a9dc1951ff371fbef30463f99562c6139a6d57

  • Size

    764KB

  • Sample

    230526-ms1leafe8w

  • MD5

    9b5023f5149acb0f28f8869d04fecbf8

  • SHA1

    139bb6875c19b458829ecad3891ad25b735bbd04

  • SHA256

    8a4f1043cac0f67a98c3fb9ad7a9dc1951ff371fbef30463f99562c6139a6d57

  • SHA512

    43f07d58879b3f207a2f4a0955f95669dfc1a468b29edeef5eaa0f1df4629180458f950b03ecbdc5a0a635f1d4c657742ff4be8e10cf7e91387786f88b5b4a76

  • SSDEEP

    12288:LMryy901F9l/g4skNvSWPuvMKivnUrRano9tTJVdY4krs3NJY/II4doymdQLB3El:dykpk7X0/vy4cpJVdY4bJM94SymdUVM

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      8a4f1043cac0f67a98c3fb9ad7a9dc1951ff371fbef30463f99562c6139a6d57

    • Size

      764KB

    • MD5

      9b5023f5149acb0f28f8869d04fecbf8

    • SHA1

      139bb6875c19b458829ecad3891ad25b735bbd04

    • SHA256

      8a4f1043cac0f67a98c3fb9ad7a9dc1951ff371fbef30463f99562c6139a6d57

    • SHA512

      43f07d58879b3f207a2f4a0955f95669dfc1a468b29edeef5eaa0f1df4629180458f950b03ecbdc5a0a635f1d4c657742ff4be8e10cf7e91387786f88b5b4a76

    • SSDEEP

      12288:LMryy901F9l/g4skNvSWPuvMKivnUrRano9tTJVdY4krs3NJY/II4doymdQLB3El:dykpk7X0/vy4cpJVdY4bJM94SymdUVM

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks