General

  • Target

    846a384302c6d3ae68c809326fa2e773.exe

  • Size

    1.1MB

  • Sample

    230529-jptrxaah4z

  • MD5

    846a384302c6d3ae68c809326fa2e773

  • SHA1

    92c7e9b56e2e5026d8a81a8e943c6c0da9c392e9

  • SHA256

    1c1ec0a331c256360464c67d965d530e81238cbc44c4e0a73ed41c2c2afcf181

  • SHA512

    5b4f1722faf1cb71f3b405c7fe236ede74fe58806ea2f2bf4b23e9c1770f009a2709545e908cbcedcf445a0be89da1dc5e558094d82332b8814385d5f0c19048

  • SSDEEP

    24576:kyyrussqFX09/BzvpSW0KG2etKHBUSm3g6qEVDIotNp:zEsqFEzpSo8tKHC3g6qEVkoT

Malware Config

Extracted

Family

redline

Botnet

liza

C2

83.97.73.127:19045

Attributes
  • auth_value

    198e3e9b188d6cfab0a2b0fb100bb7c5

Extracted

Family

redline

Botnet

metro

C2

83.97.73.127:19045

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Extracted

Family

redline

Botnet

Redline

C2

85.31.54.183:18435

Attributes
  • auth_value

    50837656cba6e4dd56bfbb4a61dadb63

Targets

    • Target

      846a384302c6d3ae68c809326fa2e773.exe

    • Size

      1.1MB

    • MD5

      846a384302c6d3ae68c809326fa2e773

    • SHA1

      92c7e9b56e2e5026d8a81a8e943c6c0da9c392e9

    • SHA256

      1c1ec0a331c256360464c67d965d530e81238cbc44c4e0a73ed41c2c2afcf181

    • SHA512

      5b4f1722faf1cb71f3b405c7fe236ede74fe58806ea2f2bf4b23e9c1770f009a2709545e908cbcedcf445a0be89da1dc5e558094d82332b8814385d5f0c19048

    • SSDEEP

      24576:kyyrussqFX09/BzvpSW0KG2etKHBUSm3g6qEVDIotNp:zEsqFEzpSo8tKHC3g6qEVkoT

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Downloads MZ/PE file

    • 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