General

  • Target

    1.exezeakapqe

  • Size

    360KB

  • Sample

    220419-eqhzksbagk

  • MD5

    b441579edee209535eca6408d91a9be1

  • SHA1

    460c5cb8d760dfc21d01184a3bf2de63a4d0d802

  • SHA256

    3927d5f26c91ddb637336063ef3a8c744ff1a65bdff6a92b2632e3f2fc2f75e3

  • SHA512

    32214c73cf475f342edfbe3aab68ad09afe4db8885d4a9d56e4e8a7ab2492225916c6a890e322e58d5a7314537d2f919bf08492e23a98c7368fc1f41cf17f1a7

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://hydroxychl0roquine.xyz/

https://hydroxychl0roquine.xyz/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

@ChelnEvreya

C2

46.8.220.88:65531

Attributes
  • auth_value

    d24bb0cd8742d0e0fba1abfab06e4005

Extracted

Family

redline

Botnet

install

C2

193.150.103.38:40169

Attributes
  • auth_value

    7b121606198c8456e17d49ab8c2d0e42

Extracted

Family

arkei

Botnet

Default

C2

http://92.119.160.244/Biasdmxit.php

Extracted

Family

redline

Botnet

test run

C2

2.58.56.219:39064

Attributes
  • auth_value

    8d3e3da14c8032e314235e1d040823c7

Targets

    • Target

      1.exezeakapqe

    • Size

      360KB

    • MD5

      b441579edee209535eca6408d91a9be1

    • SHA1

      460c5cb8d760dfc21d01184a3bf2de63a4d0d802

    • SHA256

      3927d5f26c91ddb637336063ef3a8c744ff1a65bdff6a92b2632e3f2fc2f75e3

    • SHA512

      32214c73cf475f342edfbe3aab68ad09afe4db8885d4a9d56e4e8a7ab2492225916c6a890e322e58d5a7314537d2f919bf08492e23a98c7368fc1f41cf17f1a7

    • Arkei

      Arkei is an infostealer written in C++.

    • Modifies WinLogon for persistence

    • 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.

    • suricata: ET MALWARE Base64 Encoded Stealer Config from Server - APPDATA Environment Variable M4

      suricata: ET MALWARE Base64 Encoded Stealer Config from Server - APPDATA Environment Variable M4

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Scheduled Task

1
T1053

Hidden Files and Directories

1
T1158

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks