General

  • Target

    37cb03a4134c2b1f7c862acd9d20d7990f1a070b4a769020217dc92f7e25a271

  • Size

    689KB

  • Sample

    230328-clfmjsgd95

  • MD5

    78792ac5cc8c9cf27345703de2ef986a

  • SHA1

    ea7a22fdb649af257bb4bbfb1fc92c7d6cbcbdfc

  • SHA256

    37cb03a4134c2b1f7c862acd9d20d7990f1a070b4a769020217dc92f7e25a271

  • SHA512

    3dc2d31fc0c7812219d5553e579ec5d55b33ff867cbed0fb69538f1ebd0c3631df4f91fa5d662f5df8fea3cec847959d6f16392b3aae13959213ef0ce8f6fd18

  • SSDEEP

    12288:vGwUX0PE9LEv2jYWT9BY4DvfOkRTJDfXR0cMQ18gJl24dAIrO:vG70PWrjYG9e4zvDhRGgr24d1O

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Targets

    • Target

      37cb03a4134c2b1f7c862acd9d20d7990f1a070b4a769020217dc92f7e25a271

    • Size

      689KB

    • MD5

      78792ac5cc8c9cf27345703de2ef986a

    • SHA1

      ea7a22fdb649af257bb4bbfb1fc92c7d6cbcbdfc

    • SHA256

      37cb03a4134c2b1f7c862acd9d20d7990f1a070b4a769020217dc92f7e25a271

    • SHA512

      3dc2d31fc0c7812219d5553e579ec5d55b33ff867cbed0fb69538f1ebd0c3631df4f91fa5d662f5df8fea3cec847959d6f16392b3aae13959213ef0ce8f6fd18

    • SSDEEP

      12288:vGwUX0PE9LEv2jYWT9BY4DvfOkRTJDfXR0cMQ18gJl24dAIrO:vG70PWrjYG9e4zvDhRGgr24d1O

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • 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

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks