General

  • Target

    5yyNVbMOOjT1pLcNXc3B1EPt.exe

  • Size

    394KB

  • Sample

    211016-de2f4sbfe2

  • MD5

    47e59166e719f7e4641e5462be5fdc80

  • SHA1

    08e9365dc59124e24c193f636b11ae8fc27c28c5

  • SHA256

    fe622c4801737dede008dfecf2bcf48316f0adebbc080d27a2664ee8b606415c

  • SHA512

    3fd806dab8c7a673cb46d938c456f59563f61ac3506a2b5c051165f8330ac367a54db091ecc0cdaddfbfb9545af17423378e31f97e2dc10fe3f9c516ce33f40d

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://game2030.link/ggate.php

Extracted

Family

cryptbot

C2

cemvua52.top

morcih05.top

Attributes
  • payload_url

    http://bojmyk07.top/download.php?file=lv.exe

Extracted

Family

redline

Botnet

mix16.10

C2

185.215.113.15:57055

Targets

    • Target

      5yyNVbMOOjT1pLcNXc3B1EPt.exe

    • Size

      394KB

    • MD5

      47e59166e719f7e4641e5462be5fdc80

    • SHA1

      08e9365dc59124e24c193f636b11ae8fc27c28c5

    • SHA256

      fe622c4801737dede008dfecf2bcf48316f0adebbc080d27a2664ee8b606415c

    • SHA512

      3fd806dab8c7a673cb46d938c456f59563f61ac3506a2b5c051165f8330ac367a54db091ecc0cdaddfbfb9545af17423378e31f97e2dc10fe3f9c516ce33f40d

    • Arkei

      Arkei is an infostealer written in C++.

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • RedLine

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

    • RedLine Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks