General

  • Target

    c52e0e8faa012f7d790dee3e8bab9927d391c94673fd5d5f233c41757edcde5b

  • Size

    5.5MB

  • Sample

    220314-q27mvsgae2

  • MD5

    04128d02f00e2a87212656336cb8ecb8

  • SHA1

    15c18a6a6307789d48d18fce54ebc8a2debb55b1

  • SHA256

    c52e0e8faa012f7d790dee3e8bab9927d391c94673fd5d5f233c41757edcde5b

  • SHA512

    e7ad308fe6c84e84b1917d434373e6928493c00bb9f3023ed8d0b88288813b1c3d55907bf947c1cf88f6b2a8ce2fca93f2fdafa0f13a2fe1e29f29f75f1a0ebe

Malware Config

Extracted

Family

redline

C2

185.11.73.22:45202

5.206.224.220:81

Attributes
  • auth_value

    4811a2f23005637a45b22c416ef83c5f

Extracted

Family

redline

Botnet

Cana

C2

176.111.174.254:56328

Extracted

Family

vidar

Version

39.4

Botnet

933

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family

redline

Botnet

Ani

C2

detuyaluro.xyz:80

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

50.7

Botnet

1177

C2

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l

Attributes
  • profile_id

    1177

Extracted

Family

redline

Botnet

redline

C2

193.106.191.253:4752

Attributes
  • auth_value

    c6b533a917f5c6a3e6d1afd9c29f81c6

Extracted

Family

redline

Botnet

pizzadlyath

C2

65.108.101.231:14648

Attributes
  • auth_value

    e6050567aab45ec7a388fed4947afdc2

Extracted

Family

redline

Botnet

@ywqmre

C2

185.215.113.24:15994

Attributes
  • auth_value

    5a482aa0be2b5e01649fe7a3ce943422

Targets

    • Target

      c52e0e8faa012f7d790dee3e8bab9927d391c94673fd5d5f233c41757edcde5b

    • Size

      5.5MB

    • MD5

      04128d02f00e2a87212656336cb8ecb8

    • SHA1

      15c18a6a6307789d48d18fce54ebc8a2debb55b1

    • SHA256

      c52e0e8faa012f7d790dee3e8bab9927d391c94673fd5d5f233c41757edcde5b

    • SHA512

      e7ad308fe6c84e84b1917d434373e6928493c00bb9f3023ed8d0b88288813b1c3d55907bf947c1cf88f6b2a8ce2fca93f2fdafa0f13a2fe1e29f29f75f1a0ebe

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • OnlyLogger Payload

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

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

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks