General

  • Target

    b03621290fa3291de14fb80c3f8ca5f35f94c90f662f5f4af53d69e3176e3057.exe

  • Size

    173KB

  • Sample

    221115-l2akxaga25

  • MD5

    c87dcd21b0dcb51699a4735ac76ad3de

  • SHA1

    87d3d0a8aca200fc85ac9646b710141a4098932b

  • SHA256

    b03621290fa3291de14fb80c3f8ca5f35f94c90f662f5f4af53d69e3176e3057

  • SHA512

    bba293557550219edcb37d8fc88d366ff53164e6018beb20f4ecc4f72cc58afae0e8573449602b48a89db916b7643dd9b30d5767c37dcf0d8893cd57f9dfa8e8

  • SSDEEP

    3072:C0lrFhKhmLqTNZZ/DRoz6bisK6XCE/gUumfWTa/7Oj:n7LqTNZF0AisKOVPA

Malware Config

Extracted

Family

redline

C2

185.215.113.69:15544

Attributes
  • auth_value

    9ed095938f02f2c8053c2ab30dea2c4e

Extracted

Family

redline

Botnet

rozena1114

C2

jalocliche.xyz:81

chardhesha.xyz:81

Attributes
  • auth_value

    9fefd743a3b62bcd7c3e17a70fbdb3a8

Targets

    • Target

      b03621290fa3291de14fb80c3f8ca5f35f94c90f662f5f4af53d69e3176e3057.exe

    • Size

      173KB

    • MD5

      c87dcd21b0dcb51699a4735ac76ad3de

    • SHA1

      87d3d0a8aca200fc85ac9646b710141a4098932b

    • SHA256

      b03621290fa3291de14fb80c3f8ca5f35f94c90f662f5f4af53d69e3176e3057

    • SHA512

      bba293557550219edcb37d8fc88d366ff53164e6018beb20f4ecc4f72cc58afae0e8573449602b48a89db916b7643dd9b30d5767c37dcf0d8893cd57f9dfa8e8

    • SSDEEP

      3072:C0lrFhKhmLqTNZZ/DRoz6bisK6XCE/gUumfWTa/7Oj:n7LqTNZF0AisKOVPA

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Amadey credential stealer module

    • Detects Smokeloader packer

    • 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.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks