General

  • Target

    b95a71393462f1aa3d76ac36953743ae689693e96f461c73c25615c032ebf982

  • Size

    958KB

  • Sample

    220103-svjzbshhfj

  • MD5

    3f9815b098213e1103b1b883b21b5149

  • SHA1

    cf14f5c0b9f2e000cd58f4ba609fd0710689fd29

  • SHA256

    b95a71393462f1aa3d76ac36953743ae689693e96f461c73c25615c032ebf982

  • SHA512

    5246d8e3adb325bbd63df2e386a4562a4756b482019105b7b088968d412a286f0a2f04f53cb823aec5e9bbc7c5f1356a2941d91fed9083a694ec055b6b368a24

Malware Config

Extracted

Family

redline

C2

185.215.113.57:50723

Extracted

Family

redline

Botnet

cheat

C2

45.147.196.146:6213

Extracted

Family

raccoon

Botnet

e9f10fade0328e7cef5c9f5bf00076086ba5a8a1

Attributes
  • url4cnc

    http://91.219.236.18/baldandbankrupt1

    http://194.180.174.41/baldandbankrupt1

    http://91.219.236.148/baldandbankrupt1

    https://t.me/baldandbankrupt1

rc4.plain
rc4.plain

Targets

    • Target

      b95a71393462f1aa3d76ac36953743ae689693e96f461c73c25615c032ebf982

    • Size

      958KB

    • MD5

      3f9815b098213e1103b1b883b21b5149

    • SHA1

      cf14f5c0b9f2e000cd58f4ba609fd0710689fd29

    • SHA256

      b95a71393462f1aa3d76ac36953743ae689693e96f461c73c25615c032ebf982

    • SHA512

      5246d8e3adb325bbd63df2e386a4562a4756b482019105b7b088968d412a286f0a2f04f53cb823aec5e9bbc7c5f1356a2941d91fed9083a694ec055b6b368a24

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

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

    • RedLine Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Reads user/profile data of web browsers

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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Tasks