General

  • Target

    c0a6e8fd3592907f68f4897c27a542a5d449bdce23d8333fc52325e1a4a361c4.exe

  • Size

    1.1MB

  • Sample

    230514-w58l8acg54

  • MD5

    85658a29a32dd8e2814e10523c9961b7

  • SHA1

    b96997ae100fdd88809a8e76461019ad3c8597ee

  • SHA256

    c0a6e8fd3592907f68f4897c27a542a5d449bdce23d8333fc52325e1a4a361c4

  • SHA512

    3f3df97964cf67a4a65caa5478f34eb7ae7716b4615ed5b3423daa9244c04a26d4c749448d4f0468fa66260a23bfa4f814958b5bbe24dc60d931ed8fd937bdbf

  • SSDEEP

    24576:fykJ9a+dtBLgBjwCKegUeuKOntAeP+9h5TU/gDpiqO:qkZNMBjjZpv29h5TjD

Malware Config

Extracted

Family

redline

Botnet

messi

C2

185.161.248.75:4132

Attributes
  • auth_value

    b602b28664bb738e322d37baab91db28

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      c0a6e8fd3592907f68f4897c27a542a5d449bdce23d8333fc52325e1a4a361c4.exe

    • Size

      1.1MB

    • MD5

      85658a29a32dd8e2814e10523c9961b7

    • SHA1

      b96997ae100fdd88809a8e76461019ad3c8597ee

    • SHA256

      c0a6e8fd3592907f68f4897c27a542a5d449bdce23d8333fc52325e1a4a361c4

    • SHA512

      3f3df97964cf67a4a65caa5478f34eb7ae7716b4615ed5b3423daa9244c04a26d4c749448d4f0468fa66260a23bfa4f814958b5bbe24dc60d931ed8fd937bdbf

    • SSDEEP

      24576:fykJ9a+dtBLgBjwCKegUeuKOntAeP+9h5TU/gDpiqO:qkZNMBjjZpv29h5TjD

    • 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.

    • Windows security modification

    • 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

3
T1112

Disabling Security Tools

2
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