General

  • Target

    b35d335e9261e963bca114d269140695.exe

  • Size

    907KB

  • Sample

    220813-gvwgkseder

  • MD5

    b35d335e9261e963bca114d269140695

  • SHA1

    8f2b1ead99ae43690ecd29e6f16022d53d91d280

  • SHA256

    e450f635c564bda4d1c22e0d9d4763f582c70a3806d54a3733a0bcc12edb3884

  • SHA512

    eca4c239e588103243d2ee9f6d5958a81665c48594d96446dfd91202b90c3a83dd45da0c03350f2fd5b3388ec67eb6d6217e4781ee3d9a638599cbc2842166df

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:34589

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

5

C2

176.113.115.146:9582

Attributes
  • auth_value

    d38b30c1ccd6c1e5088d9e5bd9e51b0f

Extracted

Family

redline

Botnet

@tag12312341

C2

62.204.41.144:14096

Attributes
  • auth_value

    71466795417275fac01979e57016e277

Extracted

Family

redline

Botnet

5076357887

C2

195.54.170.157:16525

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Extracted

Family

redline

Botnet

RuXaRR_GG

C2

insttaller.com:40915

Attributes
  • auth_value

    4a733ff307847db3ee220c11d113a305

Targets

    • Target

      b35d335e9261e963bca114d269140695.exe

    • Size

      907KB

    • MD5

      b35d335e9261e963bca114d269140695

    • SHA1

      8f2b1ead99ae43690ecd29e6f16022d53d91d280

    • SHA256

      e450f635c564bda4d1c22e0d9d4763f582c70a3806d54a3733a0bcc12edb3884

    • SHA512

      eca4c239e588103243d2ee9f6d5958a81665c48594d96446dfd91202b90c3a83dd45da0c03350f2fd5b3388ec67eb6d6217e4781ee3d9a638599cbc2842166df

    • RedLine

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

    • RedLine payload

    • Downloads MZ/PE file

    • 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 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks