General

  • Target

    ee13a77ae01c996afa3551b58e6820172e3f26cb5f436d32317d54d09428415d

  • Size

    778KB

  • Sample

    230603-k1mcmsgc87

  • MD5

    90a7193a1ff4d6987b42511e055ce592

  • SHA1

    3540976be0ccf1919c504502000997b9df335e81

  • SHA256

    ee13a77ae01c996afa3551b58e6820172e3f26cb5f436d32317d54d09428415d

  • SHA512

    60e913431f52f338c59c96e2875074567dfa120ac2bb321020a2dcf8f37dc96493fb749d4b4dd19f3082dbe21178dd0c4ff18cf6e82d9e0443fbd7bc77ec620a

  • SSDEEP

    12288:WMrny90QFLwTl0mP3aS5eh+pVTQchzpMxLlUsx2QJcLvRN0UMPFdl+1WC:By9w6a3amm+pVTmx2sxSLvIUMvl+gC

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

      ee13a77ae01c996afa3551b58e6820172e3f26cb5f436d32317d54d09428415d

    • Size

      778KB

    • MD5

      90a7193a1ff4d6987b42511e055ce592

    • SHA1

      3540976be0ccf1919c504502000997b9df335e81

    • SHA256

      ee13a77ae01c996afa3551b58e6820172e3f26cb5f436d32317d54d09428415d

    • SHA512

      60e913431f52f338c59c96e2875074567dfa120ac2bb321020a2dcf8f37dc96493fb749d4b4dd19f3082dbe21178dd0c4ff18cf6e82d9e0443fbd7bc77ec620a

    • SSDEEP

      12288:WMrny90QFLwTl0mP3aS5eh+pVTQchzpMxLlUsx2QJcLvRN0UMPFdl+1WC:By9w6a3amm+pVTmx2sxSLvIUMvl+gC

    • 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