General

  • Target

    bfb07b5b52b462c3e12b49e4d7b1a869f6a3c7e762bdf485e11e3cec58e20763

  • Size

    800KB

  • Sample

    230410-yjh6jsfh26

  • MD5

    1b070ca5386b41552df3982ef6dec944

  • SHA1

    f1184dcdc54d5a7e757585e1193190645dc9afce

  • SHA256

    bfb07b5b52b462c3e12b49e4d7b1a869f6a3c7e762bdf485e11e3cec58e20763

  • SHA512

    d793f1f628eb0cd0df79d69c4ad0cc6f5310dc99c693ebb6d4c101543f470a66890c3b0d0ef08ba84c2a547d1291cd244556203843fa0e4715a8565cb5163273

  • SSDEEP

    12288:XMr5y90LxQ0hLJQswbeSMxcxmkJmJxK7CzeWlqJkUiMqKPKsTR:CyEhLSmxZkJ+xfyWvOzl

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

zima

C2

176.113.115.145:4125

Attributes
  • auth_value

    2ef701d510c0d27e8a8e3270281678b1

Targets

    • Target

      bfb07b5b52b462c3e12b49e4d7b1a869f6a3c7e762bdf485e11e3cec58e20763

    • Size

      800KB

    • MD5

      1b070ca5386b41552df3982ef6dec944

    • SHA1

      f1184dcdc54d5a7e757585e1193190645dc9afce

    • SHA256

      bfb07b5b52b462c3e12b49e4d7b1a869f6a3c7e762bdf485e11e3cec58e20763

    • SHA512

      d793f1f628eb0cd0df79d69c4ad0cc6f5310dc99c693ebb6d4c101543f470a66890c3b0d0ef08ba84c2a547d1291cd244556203843fa0e4715a8565cb5163273

    • SSDEEP

      12288:XMr5y90LxQ0hLJQswbeSMxcxmkJmJxK7CzeWlqJkUiMqKPKsTR:CyEhLSmxZkJ+xfyWvOzl

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • 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.

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