General

  • Target

    b23d9feeb8ab194469a53b4a7f322f5728744459ad4a8b733cb97044bd8b920c

  • Size

    771KB

  • Sample

    230608-rxpf6agg8v

  • MD5

    8f862685408fb0aa0630d6d720c454c0

  • SHA1

    de56b0723eb0903d9c1f5a7bbe2e88d2c0790f18

  • SHA256

    b23d9feeb8ab194469a53b4a7f322f5728744459ad4a8b733cb97044bd8b920c

  • SHA512

    18bbeb6fbf7f7d34cc62ec4b532fe438f00610ba22f0c426a6a21a0417208d17b2f93dd4895694b2f2c13a4215555f692061055a97b49abf654b2ca6ea86db5e

  • SSDEEP

    12288:yMroy90ZwYiF5t0SJ/l1A3Pi3vQsNO3xc+0Y/YSR+XsLHyD8G9+no7bv:uyXt0K4lH0YO8LHyZ9D

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.129:19068

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      b23d9feeb8ab194469a53b4a7f322f5728744459ad4a8b733cb97044bd8b920c

    • Size

      771KB

    • MD5

      8f862685408fb0aa0630d6d720c454c0

    • SHA1

      de56b0723eb0903d9c1f5a7bbe2e88d2c0790f18

    • SHA256

      b23d9feeb8ab194469a53b4a7f322f5728744459ad4a8b733cb97044bd8b920c

    • SHA512

      18bbeb6fbf7f7d34cc62ec4b532fe438f00610ba22f0c426a6a21a0417208d17b2f93dd4895694b2f2c13a4215555f692061055a97b49abf654b2ca6ea86db5e

    • SSDEEP

      12288:yMroy90ZwYiF5t0SJ/l1A3Pi3vQsNO3xc+0Y/YSR+XsLHyD8G9+no7bv:uyXt0K4lH0YO8LHyZ9D

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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

    • 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

3
T1112

Disabling Security Tools

2
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