General

  • Target

    f56b9f50b6ac84b63aecefb5419170b2f69b19c54c7023fe57357f514178c820

  • Size

    778KB

  • Sample

    230603-lyg6ksgg6y

  • MD5

    c3cff9931951e87531afa6bfa2b7d03f

  • SHA1

    ab98cde11b8b72fce18770e09f2a6b4aa5edd974

  • SHA256

    f56b9f50b6ac84b63aecefb5419170b2f69b19c54c7023fe57357f514178c820

  • SHA512

    5ce440e00178b0610d0de0c8ab2a6de0208f590136713678b96c92e462a6084861cdadaf228404c575166bd0e1c6f3b2dff2774d4110fb49ef4f9ffdfc7ea273

  • SSDEEP

    12288:EMrby90vag2x6FheFRnd0+qOtGjUJfRdr1uNAM/CjQt9IVJivRz06MPalsig:/yAaL5Xd0NY31PM/wnPivq6Mcsd

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      f56b9f50b6ac84b63aecefb5419170b2f69b19c54c7023fe57357f514178c820

    • Size

      778KB

    • MD5

      c3cff9931951e87531afa6bfa2b7d03f

    • SHA1

      ab98cde11b8b72fce18770e09f2a6b4aa5edd974

    • SHA256

      f56b9f50b6ac84b63aecefb5419170b2f69b19c54c7023fe57357f514178c820

    • SHA512

      5ce440e00178b0610d0de0c8ab2a6de0208f590136713678b96c92e462a6084861cdadaf228404c575166bd0e1c6f3b2dff2774d4110fb49ef4f9ffdfc7ea273

    • SSDEEP

      12288:EMrby90vag2x6FheFRnd0+qOtGjUJfRdr1uNAM/CjQt9IVJivRz06MPalsig:/yAaL5Xd0NY31PM/wnPivq6Mcsd

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Checks computer location settings

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

    • 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.

    • 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.

    • 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

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks