General

  • Target

    2542575c96389e587488552e829b3be87ab507c8eb97cc83b4fc7d1e7c73ab9a

  • Size

    727KB

  • Sample

    230605-smdgkshh5s

  • MD5

    cc5e53ac466ebf0bcf42563f87c3d6b3

  • SHA1

    e8872c01c5d774f0773c2814804fe1f493ce5e56

  • SHA256

    2542575c96389e587488552e829b3be87ab507c8eb97cc83b4fc7d1e7c73ab9a

  • SHA512

    6e7550182e3f23b4e17a1ddfff6d136b7bbe84f166f3c2d4c808d0c018718b3e0c53fb716ba6ed206d3c02a21ce1b5c5da047616600bbfcc878e27cc2a0248f2

  • SSDEEP

    12288:DMrCy90JSLK1hinUGqPmpKAZ8de71rBDdkaH/B8Z6pyIiH6jFU:hyryhinPqwrZGezJkafB8ZeybH6jy

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19048

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19048

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19048

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      2542575c96389e587488552e829b3be87ab507c8eb97cc83b4fc7d1e7c73ab9a

    • Size

      727KB

    • MD5

      cc5e53ac466ebf0bcf42563f87c3d6b3

    • SHA1

      e8872c01c5d774f0773c2814804fe1f493ce5e56

    • SHA256

      2542575c96389e587488552e829b3be87ab507c8eb97cc83b4fc7d1e7c73ab9a

    • SHA512

      6e7550182e3f23b4e17a1ddfff6d136b7bbe84f166f3c2d4c808d0c018718b3e0c53fb716ba6ed206d3c02a21ce1b5c5da047616600bbfcc878e27cc2a0248f2

    • SSDEEP

      12288:DMrCy90JSLK1hinUGqPmpKAZ8de71rBDdkaH/B8Z6pyIiH6jFU:hyryhinPqwrZGezJkafB8ZeybH6jy

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • 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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks