General

  • Target

    99c797e56e623dd3fe54540ddb50ca9e42a6297474b43b5df9995915f1f2f91e

  • Size

    546KB

  • Sample

    230324-bf16madc4x

  • MD5

    22b22a7949ff51534c5c5ddb37575071

  • SHA1

    8332c89a4ac15550686150a35a2d21160a0a33da

  • SHA256

    99c797e56e623dd3fe54540ddb50ca9e42a6297474b43b5df9995915f1f2f91e

  • SHA512

    098f0be61ddac572b470f1c7a4f66dcaab017ba54e51cbe6260a12e29d92fd9e9c1627625351bcb81fcc458a0e372678fbcb7f8d6e850ac350dc1c478bee59ad

  • SSDEEP

    12288:uMrny90DhspexH0MRPESzPhGYhsttwLDn3Rgt/:dyeh42HJR8OwYGwtgp

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

      99c797e56e623dd3fe54540ddb50ca9e42a6297474b43b5df9995915f1f2f91e

    • Size

      546KB

    • MD5

      22b22a7949ff51534c5c5ddb37575071

    • SHA1

      8332c89a4ac15550686150a35a2d21160a0a33da

    • SHA256

      99c797e56e623dd3fe54540ddb50ca9e42a6297474b43b5df9995915f1f2f91e

    • SHA512

      098f0be61ddac572b470f1c7a4f66dcaab017ba54e51cbe6260a12e29d92fd9e9c1627625351bcb81fcc458a0e372678fbcb7f8d6e850ac350dc1c478bee59ad

    • SSDEEP

      12288:uMrny90DhspexH0MRPESzPhGYhsttwLDn3Rgt/:dyeh42HJR8OwYGwtgp

    • 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