General

  • Target

    949774a46099feb9039cbd267d5cb15344f6b0f082489175e5a7c17070a8c250

  • Size

    180KB

  • Sample

    230321-bfrbesgb45

  • MD5

    2c74cf808248c906eb84386fff37f025

  • SHA1

    93dbe1ab62f11564d859dcec56b8ab10b386202f

  • SHA256

    949774a46099feb9039cbd267d5cb15344f6b0f082489175e5a7c17070a8c250

  • SHA512

    8f579dc579889916db0c73892a2ba69ad477e317b4dcbb52b63fa23a500570dfa6245c4cec50866b3830c397c89f96698b063106a2db628046b0da059a92f15e

  • SSDEEP

    3072:+eyGQqLjGod31x0GCOmHHPs0XMuUGdAie994Y8k7oZ:sGHpuBOmnPBMTGdA79CY8

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/

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

djvu

C2

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

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

Attributes
  • extension

    .dapo

  • offline_id

    8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1

  • 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-vbVkogQdu2 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: 0667JOsie

rsa_pubkey.plain

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

vidar

Version

hb

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

hh

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

h\

C2

https://steamcommunity.com/profiles/76561199472266392

Targets

    • Target

      949774a46099feb9039cbd267d5cb15344f6b0f082489175e5a7c17070a8c250

    • Size

      180KB

    • MD5

      2c74cf808248c906eb84386fff37f025

    • SHA1

      93dbe1ab62f11564d859dcec56b8ab10b386202f

    • SHA256

      949774a46099feb9039cbd267d5cb15344f6b0f082489175e5a7c17070a8c250

    • SHA512

      8f579dc579889916db0c73892a2ba69ad477e317b4dcbb52b63fa23a500570dfa6245c4cec50866b3830c397c89f96698b063106a2db628046b0da059a92f15e

    • SSDEEP

      3072:+eyGQqLjGod31x0GCOmHHPs0XMuUGdAie994Y8k7oZ:sGHpuBOmnPBMTGdA79CY8

    • Amadey

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

    • Detect rhadamanthys stealer shellcode

    • Detected Djvu ransomware

    • Detects PseudoManuscrypt payload

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Sets DLL path for service in the registry

    • Sets service image path in registry

    • Deletes itself

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

3
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Tasks