djvu | bf625b1705f381d9b4ef53a9b0b70ca2d6c255534ddbbec631af0b57ecc01731

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07-02-2023 08:23

230207-kakq5adf3t 10

22-04-2022 08:00

220422-jwg2pagadm 10

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General

Target

Setup.bin.zip
Size

217KB
Sample

220422-jwg2pagadm
MD5

3e66aceea4ebeee50ff967d3a06ff140
SHA1

88d25e59f843a8af061802a9460a11a1662e5fb4
SHA256

bf625b1705f381d9b4ef53a9b0b70ca2d6c255534ddbbec631af0b57ecc01731
SHA512

b9726c63b8dc63a227d2ca8b009a378d3f172fb9d1c3cafb56b555fe17189a48639e4603b9c6e335bbf7feea0fedcf28fc4b1d536a56c0021e9fb95d94b85afa

Malware Config

Extracted

Family

redline

Botnet

xeesy1

gumishosaled.xyz:80

helacanushoc.xyz:80

igucanitoasi.xyz:80

Attributes

auth_value
81fbe46937533b976e4936d1d83eb0da

Extracted

Family

djvu

http://fuyt.org/test3/get.php

Attributes

extension
.jhdd
offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

51.8

Botnet

937

https://t.me/mm20220428

https://koyu.space/@ronxik123

Attributes

profile_id
937

Extracted

Family

smokeloader

Version

2020

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32

Extracted

Family

redline

Botnet

Mount1

149.202.88.172:15126

Attributes

auth_value
c85241b68b6ceda38acb93746c858180

Extracted

Family

redline

Botnet

sups

193.150.103.37:21330

Attributes

auth_value
530b2ae4fb8a1808a2a006e5392f2c85

Extracted

Family

redline

91.243.59.131:7171

Attributes

auth_value
a5255ae7e0b3a101ca19cea9dc3d1619

Extracted

Family

redline

Botnet

@humus228p

185.215.113.24:15994

Attributes

auth_value
bb99a32fdff98741feb69d524760afae

Targets

- Target
  
  Setup.bin
- Size
  
  523KB
- MD5
  
  329acf4d6a5e735c1fd3b3fc6c77d3f3
- SHA1
  
  932598a6dbd5eaa0bd7b2aabd16f9c5fab62d960
- SHA256
  
  ebe82a7d2f2f9989a5e4ef6a4602a8224abdff7aef5baa6beacb5977c02ac3e0
- SHA512
  
  1c4b78f03238bd6e01abd14794c78ab5a27daf32c6a7237e814740f81c5892f4353f1145c71ad4fd1c57f5675a2281645de3fa437d78c05d5cc24c02f41cf4b5
Score

10^/10

djvu redline smokeloader vidar 937 @humus228p mount1 sups xeesy1 backdoor bootkit discovery evasion exploit infostealer persistence ransomware spyware stealer suricata trojan
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Modifies Windows Defender Real-time Protection settings
  evasion trojan
- Modifies security service
  evasion
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
  suricata
- suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
  suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
  suricata
- suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
  suricata
- suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
  suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
  suricata
- Vidar Stealer
  stealer
- Blocklisted process makes network request
- Contacts a large (1158) amount of remote hosts
  This may indicate a network scan to discover remotely running services.
  discovery
- Downloads MZ/PE file
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Possible privilege escalation attempt
  exploit
- Stops running service(s)
  evasion
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Drops Chrome extension
- Drops desktop.ini file(s)
- 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.
- Writes to the Master Boot Record (MBR)
  Bootkits write to the MBR to gain persistence at a level below the operating system.
  bootkit persistence
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1