General

  • Target

    f07dc709600a2688c7b1771c90a20cdc193075faed95e684195cf48276e8e6e1

  • Size

    781KB

  • Sample

    230528-q8va4sfc35

  • MD5

    542d9c7303e281dc3abb8d96cffc02e4

  • SHA1

    585e4a0e8cd4c616ee2e68e6910a660c6a05dc9a

  • SHA256

    f07dc709600a2688c7b1771c90a20cdc193075faed95e684195cf48276e8e6e1

  • SHA512

    4a0e08bf9abec06e886f165baeb5380b879f8979c39a88447ccd67f5963a7a82c0b2445e780c6020d839efe0912bcb39a1a8de1e21df7e14c430b7b224d6e940

  • SSDEEP

    12288:LMr/y90rEjR4saWk1I3jmL3q24gOIuKtByYHXmGfUoBSO/D8ma0U:wy8E94sCZr/6KtooX/UoBX/DS

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.127:19045

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

redline

Botnet

mirko

C2

83.97.73.127:19062

Attributes
  • auth_value

    35111a095377107ec8b7d3e035831af8

Targets

    • Target

      f07dc709600a2688c7b1771c90a20cdc193075faed95e684195cf48276e8e6e1

    • Size

      781KB

    • MD5

      542d9c7303e281dc3abb8d96cffc02e4

    • SHA1

      585e4a0e8cd4c616ee2e68e6910a660c6a05dc9a

    • SHA256

      f07dc709600a2688c7b1771c90a20cdc193075faed95e684195cf48276e8e6e1

    • SHA512

      4a0e08bf9abec06e886f165baeb5380b879f8979c39a88447ccd67f5963a7a82c0b2445e780c6020d839efe0912bcb39a1a8de1e21df7e14c430b7b224d6e940

    • SSDEEP

      12288:LMr/y90rEjR4saWk1I3jmL3q24gOIuKtByYHXmGfUoBSO/D8ma0U:wy8E94sCZr/6KtooX/UoBX/DS

    • 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.

    • 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