General

  • Target

    738abdf461e2bf7e7c29360325648649baaa7c6f779f3380ce4758cf5be77a22

  • Size

    780KB

  • Sample

    230528-pxhmhafe6w

  • MD5

    a204624e15dafd81a011b013738cb6fd

  • SHA1

    d5c793c61ba68f0fd1b21fab82ba9cf9ff03be0b

  • SHA256

    738abdf461e2bf7e7c29360325648649baaa7c6f779f3380ce4758cf5be77a22

  • SHA512

    e40d459876f26a420b41390e37fa4cc1794f128abe838e86036ad99e02a4ff11ab11b07e6f744ba8c3dc78c7eb4a2def481b7bd2bd9fda6e5a5f399cc93836f8

  • SSDEEP

    12288:XMrry90rHVy5+APvlEzHoZXbqFClIKAsCbg8nJhH25qVorlfl/fGfFgtSliM:My0VyiFCfAs6nLBCfZefStSUM

Malware Config

Extracted

Family

redline

Botnet

daswa

C2

83.97.73.127:19062

Attributes
  • auth_value

    a6ab6b8df5480a0bb295d3c069f67bf8

Extracted

Family

redline

Botnet

mirko

C2

83.97.73.127:19062

Attributes
  • auth_value

    35111a095377107ec8b7d3e035831af8

Targets

    • Target

      738abdf461e2bf7e7c29360325648649baaa7c6f779f3380ce4758cf5be77a22

    • Size

      780KB

    • MD5

      a204624e15dafd81a011b013738cb6fd

    • SHA1

      d5c793c61ba68f0fd1b21fab82ba9cf9ff03be0b

    • SHA256

      738abdf461e2bf7e7c29360325648649baaa7c6f779f3380ce4758cf5be77a22

    • SHA512

      e40d459876f26a420b41390e37fa4cc1794f128abe838e86036ad99e02a4ff11ab11b07e6f744ba8c3dc78c7eb4a2def481b7bd2bd9fda6e5a5f399cc93836f8

    • SSDEEP

      12288:XMrry90rHVy5+APvlEzHoZXbqFClIKAsCbg8nJhH25qVorlfl/fGfFgtSliM:My0VyiFCfAs6nLBCfZefStSUM

    • 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.

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks