General

  • Target

    0cc7060ce4d11da31e6de65632d1e78d2f6c9022393f1fa49b0bf845108ca3b1

  • Size

    259KB

  • Sample

    230404-zbqfbshh55

  • MD5

    5be402a7c580e653057aebe60d9c7d96

  • SHA1

    6c2af3395d855746cad60f17934a9b89adc07cd1

  • SHA256

    0cc7060ce4d11da31e6de65632d1e78d2f6c9022393f1fa49b0bf845108ca3b1

  • SHA512

    42f284ae03efa1670087165933351c644e627a85809f0ec7fdb98db0a174a7742f25ae98e3bd30f33750081a46dc8e75394b4d522b3b143f63209e0f9f112438

  • SSDEEP

    6144:/9DPTwWOHxUamXDB89+WT6xqk2LTloocaW:/9DPTwWORRmXSIWk9xR

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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0679SUjhw

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.3

Botnet

b12e0b8009914d9dfb3d1b8ced1d3a65

C2

https://steamcommunity.com/profiles/76561199492257783

https://t.me/justsometg

Attributes
  • profile_id_v2

    b12e0b8009914d9dfb3d1b8ced1d3a65

  • user_agent

    Mozilla/5.0 (X11; Linux 3.5.4-1-ARCH i686; es) KHTML/4.9.1 (like Gecko) Konqueror/4.9

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

jupyter

C2

http://146.70.86.142

Targets

    • Target

      0cc7060ce4d11da31e6de65632d1e78d2f6c9022393f1fa49b0bf845108ca3b1

    • Size

      259KB

    • MD5

      5be402a7c580e653057aebe60d9c7d96

    • SHA1

      6c2af3395d855746cad60f17934a9b89adc07cd1

    • SHA256

      0cc7060ce4d11da31e6de65632d1e78d2f6c9022393f1fa49b0bf845108ca3b1

    • SHA512

      42f284ae03efa1670087165933351c644e627a85809f0ec7fdb98db0a174a7742f25ae98e3bd30f33750081a46dc8e75394b4d522b3b143f63209e0f9f112438

    • SSDEEP

      6144:/9DPTwWOHxUamXDB89+WT6xqk2LTloocaW:/9DPTwWORRmXSIWk9xR

    • 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.

    • Jupyter, SolarMarker

      Jupyter is a backdoor and infostealer first seen in mid 2020.

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • xmrig

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

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

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks