General

  • Target

    setup.exe

  • Size

    195KB

  • Sample

    230404-bdsfpsca59

  • MD5

    b9816582707e8439db3192c4af38307d

  • SHA1

    4880526bb0f068f94a3d6601cacb40a93e97413f

  • SHA256

    f346979c2e1ea59ee9501a3467461a1db713bb55f8a0cd189b2e1552969d3662

  • SHA512

    375bfc7e2199f13851ca9dc3f3752ce8b09eedb1003184b1352aab4729b3bd84a63c1afb01bc221562180c13dc1843edeacde8a138ac75f7d0f43585e9aa7d29

  • SSDEEP

    3072:kC8XELVX4ghFJg+Agueq1bGyCB2SJ7PM36WWXBof5LQVO/WIc:84X9c4ue4bG71J70i0Hc

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

rc4.i32
rc4.i32

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

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

Attributes
  • extension

    .nifr

  • offline_id

    FCP2fiITr4rryFhFBnA59GMgwES5CunmcbPc76t1

  • payload_url

    http://uaery.top/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-v8HcfXTy5x 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: datarestorehelp@airmail.cc Your personal ID: 0679SUjhw

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes
  • profile_id_v2

    5df88deb5dde677ba658b77ad5f60248

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

smokeloader

Botnet

pub1

Targets

    • Target

      setup.exe

    • Size

      195KB

    • MD5

      b9816582707e8439db3192c4af38307d

    • SHA1

      4880526bb0f068f94a3d6601cacb40a93e97413f

    • SHA256

      f346979c2e1ea59ee9501a3467461a1db713bb55f8a0cd189b2e1552969d3662

    • SHA512

      375bfc7e2199f13851ca9dc3f3752ce8b09eedb1003184b1352aab4729b3bd84a63c1afb01bc221562180c13dc1843edeacde8a138ac75f7d0f43585e9aa7d29

    • SSDEEP

      3072:kC8XELVX4ghFJg+Agueq1bGyCB2SJ7PM36WWXBof5LQVO/WIc:84X9c4ue4bG71J70i0Hc

    • Amadey

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

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies file permissions

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks