General

  • Target

    6272e275c741054a498615de77a4ee296bfac2a34406abada18fdd8907f7486b

  • Size

    544KB

  • Sample

    230323-zajw6abh81

  • MD5

    cf773f1aaeebf79b93df890f7852c1e4

  • SHA1

    a7994b11a230ad786f3e9094f6cbe958890d4f68

  • SHA256

    6272e275c741054a498615de77a4ee296bfac2a34406abada18fdd8907f7486b

  • SHA512

    55213f445afdc5d293a8adf46a5f6d7fbcd645c37f3052130200e44e901e33d3d1e64aee069e25f05783615f612d79b4451b81585d22790a521ea9572aa1617c

  • SSDEEP

    12288:LMrGy90Zl3Ug7m22/n1ywLP+XX0/qgU5MLMw/Bg5C22Z22ucRt:lyOdUgqnIU2HqEM4Yg5CBI2ucX

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      6272e275c741054a498615de77a4ee296bfac2a34406abada18fdd8907f7486b

    • Size

      544KB

    • MD5

      cf773f1aaeebf79b93df890f7852c1e4

    • SHA1

      a7994b11a230ad786f3e9094f6cbe958890d4f68

    • SHA256

      6272e275c741054a498615de77a4ee296bfac2a34406abada18fdd8907f7486b

    • SHA512

      55213f445afdc5d293a8adf46a5f6d7fbcd645c37f3052130200e44e901e33d3d1e64aee069e25f05783615f612d79b4451b81585d22790a521ea9572aa1617c

    • SSDEEP

      12288:LMrGy90Zl3Ug7m22/n1ywLP+XX0/qgU5MLMw/Bg5C22Z22ucRt:lyOdUgqnIU2HqEM4Yg5CBI2ucX

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks