General

  • Target

    175050f25995f046a451626442df09707da62a34b6915504b7644de254ab32ce

  • Size

    726KB

  • Sample

    230326-17g99scc4s

  • MD5

    c93a7dd522bbfc9040adf4eff1eee2ae

  • SHA1

    d1a5bed2cf87c1ab76dd93c99f63ab3dd856a6fa

  • SHA256

    175050f25995f046a451626442df09707da62a34b6915504b7644de254ab32ce

  • SHA512

    2d4c42db39edb831da9a5f9ecd454a0a7ce60fe7f5d5b18b527dd9448e536d90d97d606caf3161612d63088aefce21bcd478bfd37450db8c12e048c5134fc370

  • SSDEEP

    12288:Fp3JDQAu5fdU6AdozuoTnsSu07dIIaYwKFd9iGWOCKjEWf8XgtpsDUdIQEm7ZxS:Fp5u1G6AWK/C7dnap89b98Xmm/m72

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

firmu

C2

193.233.20.32:4125

Attributes
  • auth_value

    9f3e5e35e4a3a38fc36c5a851728aa33

Targets

    • Target

      175050f25995f046a451626442df09707da62a34b6915504b7644de254ab32ce

    • Size

      726KB

    • MD5

      c93a7dd522bbfc9040adf4eff1eee2ae

    • SHA1

      d1a5bed2cf87c1ab76dd93c99f63ab3dd856a6fa

    • SHA256

      175050f25995f046a451626442df09707da62a34b6915504b7644de254ab32ce

    • SHA512

      2d4c42db39edb831da9a5f9ecd454a0a7ce60fe7f5d5b18b527dd9448e536d90d97d606caf3161612d63088aefce21bcd478bfd37450db8c12e048c5134fc370

    • SSDEEP

      12288:Fp3JDQAu5fdU6AdozuoTnsSu07dIIaYwKFd9iGWOCKjEWf8XgtpsDUdIQEm7ZxS:Fp5u1G6AWK/C7dnap89b98Xmm/m72

    • 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

    • Loads dropped DLL

    • 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