General

  • Target

    aef619f1c892e20591b6f57ae94919de0f64321bb3199992a6be157396451828

  • Size

    842KB

  • Sample

    220803-tsqjrseagp

  • MD5

    8c29805d45b0c6d6f040154f47cb7962

  • SHA1

    2caed38ca2e6cd7435b7b3acace465b11e15e659

  • SHA256

    ef978c10e527d8156e7fa53b036584b0fe6354eed606161cfd839a3315d67eec

  • SHA512

    fa5536b265c51adeb33fe1ab7fea865525474b1c48ac122891ebc7b9b8ddf9bbdaae1c52bb8316efd44a3490007fc9b395a6f5adb74678af0f16eb642ec0816d

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:18728

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

4

C2

31.41.244.134:11643

Attributes
  • auth_value

    a516b2d034ecd34338f12b50347fbd92

Extracted

Family

redline

Botnet

5076357887

C2

195.54.170.157:16525

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Extracted

Family

raccoon

Botnet

afb5c633c4650f69312baef49db9dfa4

C2

http://77.73.132.84

rc4.plain

Extracted

Family

raccoon

Botnet

f0c8034c83808635df0d9d8726d1bfd6

C2

http://45.95.11.158/

rc4.plain

Targets

    • Target

      aef619f1c892e20591b6f57ae94919de0f64321bb3199992a6be157396451828

    • Size

      926KB

    • MD5

      8403aafb699102c31454cd352a849553

    • SHA1

      9dc9d5b7898e0ed77e1613adeb9f94eacafbe257

    • SHA256

      aef619f1c892e20591b6f57ae94919de0f64321bb3199992a6be157396451828

    • SHA512

      f77e0f1af74bb1f8efd4feadb3b94c87ac7f05bec360b23da8a2ca586b18d74cac4a134016a8a899615086386afc9de3ff51e8bfe598385e699bf2556ef2f208

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer payload

    • 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