General

  • Target

    62fb54329f1a09902d14311c69706007.bin

  • Size

    155KB

  • Sample

    231222-bqys9adhh4

  • MD5

    ed9870bb26506ae172ad14be704ff24a

  • SHA1

    993bf84b407459aafcdad348e8b7c1b612615005

  • SHA256

    71ff91ff51d462583c09d0f11cd912e1d55cdc47e948d5c3eae97a7970982461

  • SHA512

    20b13deb7e1c5a2288610e9f6489ea46257048322644a0ed90fa7c95119b7c0d2ec03a94c1ad7b5aba942012366e975364bfc8fe3675ef18d31935bacd7aff32

  • SSDEEP

    3072:GWDGvHL4roMNfXlTd7Cg4hso9sSz4lYugDQkh8bSPWt+ccldeLU0LMHyxwopH:GWDGfLKVh7pUy09DQG7a9qdebL/qQ

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes
  • extension

    .loqw

  • offline_id

    NrqpaQRhQqq5l2tBPp1QS34I3ME2IKsAlZ0A9pt1

  • payload_url

    http://brusuax.com/dl/build2.exe

    http://zexeq.com/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-MhbiRFXgXD Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@freshmail.top Reserve e-mail address to contact us: datarestorehelpyou@airmail.cc Your personal ID: 0838ASdw

rsa_pubkey.plain

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.172.128.33:38294

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Targets

    • Target

      f28a44b5bfb48cbaab93544e628555eeaf8a945c47a3cdb10808a7e2f0541a75.exe

    • Size

      253KB

    • MD5

      62fb54329f1a09902d14311c69706007

    • SHA1

      01fbd6f7c8a38dc45560f112ba0b011c72ed818b

    • SHA256

      f28a44b5bfb48cbaab93544e628555eeaf8a945c47a3cdb10808a7e2f0541a75

    • SHA512

      09a5fecf49ad90ad5610efff54382021b16293ba11e69b4039d590fc1bfb9841b27ed71f4d111642ce41b30f8d8570a18c828f642c774fb5b5244755e9d28005

    • SSDEEP

      3072:bqBPnDi7LP2hxMPsqQSR3/iR3dLchMDaXtxiNErDoJRtkfqZRaMxjTFu7jK:cPDILgx78hO4hM2XzGSYRZPCj

    • DcRat

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

    • Detect Lumma Stealer payload V4

    • Detect ZGRat V1

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • 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.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

File and Directory Permissions Modification

1
T1222

Modify Registry

3
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Command and Control

Web Service

1
T1102

Tasks