General

  • Target

    f253afd3fe057085b30cb4cfd5c0a027a4bfebe58812279ac469a48fc57be139.exe

  • Size

    1.1MB

  • Sample

    230514-xa22mafc7s

  • MD5

    f25435a51ec3b14d0b17dd3c16ed8443

  • SHA1

    a6c9920d1c8662c0dab591e4c976f5d2a6469103

  • SHA256

    f253afd3fe057085b30cb4cfd5c0a027a4bfebe58812279ac469a48fc57be139

  • SHA512

    cf8dca6aefdd4093271f259a0ab681435d3a160b140fb254386646ae80533529cc6352061426a55d729780d0bd24c2c20f00908afafba7ba49a142d3ba08e868

  • SSDEEP

    24576:kydmFcg6LjPAz4Oo8akUFOwexYn0OkkurEoMA38QVjSb+nFmRe0aG:zkFcg6LjPLrEUsrL/MApjoiie0a

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      f253afd3fe057085b30cb4cfd5c0a027a4bfebe58812279ac469a48fc57be139.exe

    • Size

      1.1MB

    • MD5

      f25435a51ec3b14d0b17dd3c16ed8443

    • SHA1

      a6c9920d1c8662c0dab591e4c976f5d2a6469103

    • SHA256

      f253afd3fe057085b30cb4cfd5c0a027a4bfebe58812279ac469a48fc57be139

    • SHA512

      cf8dca6aefdd4093271f259a0ab681435d3a160b140fb254386646ae80533529cc6352061426a55d729780d0bd24c2c20f00908afafba7ba49a142d3ba08e868

    • SSDEEP

      24576:kydmFcg6LjPAz4Oo8akUFOwexYn0OkkurEoMA38QVjSb+nFmRe0aG:zkFcg6LjPLrEUsrL/MApjoiie0a

    • 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.

    • Windows security modification

    • 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

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks