General

  • Target

    0a6cb633156a0baf939dee360b552abbc7bc48bb77ab8c0b6ffbcd8d278d0139

  • Size

    893KB

  • Sample

    220810-pkwzcsabgk

  • MD5

    be02eecdd781f2889a2da21a17fb8dff

  • SHA1

    d0dd0f910726b325ebc40694c0b23d0bd3d405d0

  • SHA256

    0a6cb633156a0baf939dee360b552abbc7bc48bb77ab8c0b6ffbcd8d278d0139

  • SHA512

    44330a47596c8f2dd7e26bd0516e6925f0add9136643bf934dcf5bad2186fe2e47b8a590b660d6b17cc03095c52d3e0059d3233b233e6bf5876f5b839e1df936

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

@tag12312341

C2

62.204.41.144:14096

Attributes
  • auth_value

    71466795417275fac01979e57016e277

Extracted

Family

raccoon

Botnet

f0c8034c83808635df0d9d8726d1bfd6

C2

http://45.95.11.158/

rc4.plain

Targets

    • Target

      0a6cb633156a0baf939dee360b552abbc7bc48bb77ab8c0b6ffbcd8d278d0139

    • Size

      893KB

    • MD5

      be02eecdd781f2889a2da21a17fb8dff

    • SHA1

      d0dd0f910726b325ebc40694c0b23d0bd3d405d0

    • SHA256

      0a6cb633156a0baf939dee360b552abbc7bc48bb77ab8c0b6ffbcd8d278d0139

    • SHA512

      44330a47596c8f2dd7e26bd0516e6925f0add9136643bf934dcf5bad2186fe2e47b8a590b660d6b17cc03095c52d3e0059d3233b233e6bf5876f5b839e1df936

    • 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

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