General

  • Target

    9761221718ba47e1701a26b1db0c856448eb6a92023bcdae86ef9dab1f4e60a0

  • Size

    625KB

  • Sample

    230604-t12xrscf95

  • MD5

    ae9603b6a758f372f220d9026f0a153b

  • SHA1

    62123a2b9358f84e3b089f284548387c7dd154c9

  • SHA256

    9761221718ba47e1701a26b1db0c856448eb6a92023bcdae86ef9dab1f4e60a0

  • SHA512

    45e0afdee1b400313e0634ea43fcbf564a0acf507a4f1f4c5ba3f34773290488cbb90d2f97c80f8d121ad097dfa2d9f7414703c5e1c94316d2118a1ad66ac3ed

  • SSDEEP

    12288:HMrvy90qgVvnJCjxBU8xk6xBmDMcQsda9JXWoMn5l9TsfmMh2KtRAL:MydgF/gX9JXCnv5+mzL

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      9761221718ba47e1701a26b1db0c856448eb6a92023bcdae86ef9dab1f4e60a0

    • Size

      625KB

    • MD5

      ae9603b6a758f372f220d9026f0a153b

    • SHA1

      62123a2b9358f84e3b089f284548387c7dd154c9

    • SHA256

      9761221718ba47e1701a26b1db0c856448eb6a92023bcdae86ef9dab1f4e60a0

    • SHA512

      45e0afdee1b400313e0634ea43fcbf564a0acf507a4f1f4c5ba3f34773290488cbb90d2f97c80f8d121ad097dfa2d9f7414703c5e1c94316d2118a1ad66ac3ed

    • SSDEEP

      12288:HMrvy90qgVvnJCjxBU8xk6xBmDMcQsda9JXWoMn5l9TsfmMh2KtRAL:MydgF/gX9JXCnv5+mzL

    • 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.

    • 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.

    • 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

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks