General

  • Target

    3970a9fddbcbafb110f7d4fa7dc63ca5508ff32007d2ab2d89ffe54a3439c0b5

  • Size

    35KB

  • Sample

    230105-y2a8nagg3w

  • MD5

    a6be65f25150cadd10898e62825c5143

  • SHA1

    c1681f9c2445ac23926e0be0fa174442160260f8

  • SHA256

    3970a9fddbcbafb110f7d4fa7dc63ca5508ff32007d2ab2d89ffe54a3439c0b5

  • SHA512

    838028568077561430933d2b2a4ade7b66a4861b5f36e361445c0f5f3564b767d988eac8de94a6e57f0891328d7ef4ae1dab83a47ad8df3a93fdabb8c720c033

  • SSDEEP

    768:+FupZ04rmaAiijH46Iy4r/wOPpdwMNhghy0q9:+MLdrmaASS4kmTghy0w

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.194/go.png

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://62.204.41.194/F1.exe

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.194/me.png

Extracted

Family

redline

Botnet

$

C2

31.41.244.135:19850

Attributes
  • auth_value

    66623f79e2af33286760f5dd6c4262dc

Targets

    • Target

      3970a9fddbcbafb110f7d4fa7dc63ca5508ff32007d2ab2d89ffe54a3439c0b5

    • Size

      35KB

    • MD5

      a6be65f25150cadd10898e62825c5143

    • SHA1

      c1681f9c2445ac23926e0be0fa174442160260f8

    • SHA256

      3970a9fddbcbafb110f7d4fa7dc63ca5508ff32007d2ab2d89ffe54a3439c0b5

    • SHA512

      838028568077561430933d2b2a4ade7b66a4861b5f36e361445c0f5f3564b767d988eac8de94a6e57f0891328d7ef4ae1dab83a47ad8df3a93fdabb8c720c033

    • SSDEEP

      768:+FupZ04rmaAiijH46Iy4r/wOPpdwMNhghy0q9:+MLdrmaASS4kmTghy0w

    • RedLine

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

    • Blocklisted process makes network request

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks