General

  • Target

    daa5441f861595da7e85a4a3e7654c7d18861c52db80ebc2dc7894ec12bfa2cd

  • Size

    765KB

  • Sample

    230526-nb5z8sff6y

  • MD5

    2fb1642dc9027c6b990c1c2a685fd354

  • SHA1

    7a824b1461d13ff1620c92f9f44c316b4451bb3c

  • SHA256

    daa5441f861595da7e85a4a3e7654c7d18861c52db80ebc2dc7894ec12bfa2cd

  • SHA512

    a5f39af618f47557685f3239368f02b0ba20403a0bfd48cd40900153397e2af8e93a90bf05f9931819324a5765f95a0240617ef4ae43cd314ab7d87e64b8e61e

  • SSDEEP

    12288:JMrty900qkl7XflrTD7nI2wXCtFPWJmTYsHLRE8fII4dCKmdQLB0EoKP:MyLtTD7nI2wytem9LR994UKmdUgi

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      daa5441f861595da7e85a4a3e7654c7d18861c52db80ebc2dc7894ec12bfa2cd

    • Size

      765KB

    • MD5

      2fb1642dc9027c6b990c1c2a685fd354

    • SHA1

      7a824b1461d13ff1620c92f9f44c316b4451bb3c

    • SHA256

      daa5441f861595da7e85a4a3e7654c7d18861c52db80ebc2dc7894ec12bfa2cd

    • SHA512

      a5f39af618f47557685f3239368f02b0ba20403a0bfd48cd40900153397e2af8e93a90bf05f9931819324a5765f95a0240617ef4ae43cd314ab7d87e64b8e61e

    • SSDEEP

      12288:JMrty900qkl7XflrTD7nI2wXCtFPWJmTYsHLRE8fII4dCKmdQLB0EoKP:MyLtTD7nI2wytem9LR994UKmdUgi

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks