General

  • Target

    0x0008000000012326-139.dat

  • Size

    840KB

  • Sample

    220827-t7zqzsddaq

  • MD5

    4a1a271c67b98c9cfc4c6efa7411b1dd

  • SHA1

    e2325cb6f55d5fea29ce0d31cad487f2b4e6f891

  • SHA256

    3c33e130ffc0a583909982f29c38bffb518ae0fd0ef7397855906beef3cd993d

  • SHA512

    e9fc716c03a5f8a327ac1e68336ed0901864b9629dcfd0a32efe406cdfc571c1bd01012aa373d2ad993d9ae4820044963a1f4cd2ba7ebe5a4b53b143b7b7a2c2

  • SSDEEP

    24576:/kRkLis0EC5vKcYE52sYAt2rKzTmExr8:570nFNYwzTLxr8

Malware Config

Extracted

Family

redline

Botnet

ruzki9

C2

176.113.115.146:9582

Attributes
  • auth_value

    0bc3fe6153667b0956cb33e6a376b53d

Extracted

Family

redline

Botnet

nam6.2

C2

103.89.90.61:34589

Attributes
  • auth_value

    2276f4d8810e679413659a9576a6cdf4

Targets

    • Target

      0x0008000000012326-139.dat

    • Size

      840KB

    • MD5

      4a1a271c67b98c9cfc4c6efa7411b1dd

    • SHA1

      e2325cb6f55d5fea29ce0d31cad487f2b4e6f891

    • SHA256

      3c33e130ffc0a583909982f29c38bffb518ae0fd0ef7397855906beef3cd993d

    • SHA512

      e9fc716c03a5f8a327ac1e68336ed0901864b9629dcfd0a32efe406cdfc571c1bd01012aa373d2ad993d9ae4820044963a1f4cd2ba7ebe5a4b53b143b7b7a2c2

    • SSDEEP

      24576:/kRkLis0EC5vKcYE52sYAt2rKzTmExr8:570nFNYwzTLxr8

    • Detects Smokeloader packer

    • Modifies Windows Defender Real-time Protection settings

    • NyMaim

      NyMaim is a malware with various capabilities written in C++ and first seen in 2013.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • YTStealer

      YTStealer is a malware designed to steal YouTube authentication cookies.

    • YTStealer payload

    • Detectes Phoenix Miner Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks