General

  • Target

    f903876c8479896331d5c7b3d4a87597.exe

  • Size

    1.7MB

  • Sample

    220812-vmdhpaaaf4

  • MD5

    f903876c8479896331d5c7b3d4a87597

  • SHA1

    fed1aa21c1471e10655ce43a77d99c918375439b

  • SHA256

    463e7bb6693b947b343cd1ba77247bc8e6504a1fe80f36cdf2a3d7d345e15fd3

  • SHA512

    ec6a003bbf101dafa54ffcce882ceb444e62275275a08617051df732d7c9eea468bee51045232d866e13bf6dd0085101e47727a9b612f68c36e12a644b4bdf3f

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

      f903876c8479896331d5c7b3d4a87597.exe

    • Size

      1.7MB

    • MD5

      f903876c8479896331d5c7b3d4a87597

    • SHA1

      fed1aa21c1471e10655ce43a77d99c918375439b

    • SHA256

      463e7bb6693b947b343cd1ba77247bc8e6504a1fe80f36cdf2a3d7d345e15fd3

    • SHA512

      ec6a003bbf101dafa54ffcce882ceb444e62275275a08617051df732d7c9eea468bee51045232d866e13bf6dd0085101e47727a9b612f68c36e12a644b4bdf3f

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

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