General

  • Target

    6c4c738746d2915ba2c37f865953d55dccba88e62ad1c0976b513cc733f1152e

  • Size

    679KB

  • Sample

    230323-z66e2aac23

  • MD5

    a33f087b88ee6c49afea507692a7129f

  • SHA1

    c629d9c493aa1a6db42266a9ae1c47883339682c

  • SHA256

    6c4c738746d2915ba2c37f865953d55dccba88e62ad1c0976b513cc733f1152e

  • SHA512

    4e164909afaa45b021e7175bf70bd20c794d1242a56a225a78f09e3289bd40c90c9372b34d8707b1e3dc4e4b52f5c919a1d0ac246a3e1d1cbdd8d8f21249c4e2

  • SSDEEP

    12288:7GHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:e/HeDoTKwC2r8mldwGWkCoevSY+A

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

      6c4c738746d2915ba2c37f865953d55dccba88e62ad1c0976b513cc733f1152e

    • Size

      679KB

    • MD5

      a33f087b88ee6c49afea507692a7129f

    • SHA1

      c629d9c493aa1a6db42266a9ae1c47883339682c

    • SHA256

      6c4c738746d2915ba2c37f865953d55dccba88e62ad1c0976b513cc733f1152e

    • SHA512

      4e164909afaa45b021e7175bf70bd20c794d1242a56a225a78f09e3289bd40c90c9372b34d8707b1e3dc4e4b52f5c919a1d0ac246a3e1d1cbdd8d8f21249c4e2

    • SSDEEP

      12288:7GHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:e/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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