djvu | e781a961e60b21a3a70e16c29dfff5e0b426191ff1856cc53719291d4b4ce57c

General

Target

e781a961e60b21a3a70e16c29dfff5e0b426191ff1856cc53719291d4b4ce57c
Size

145KB
Sample

221005-3qx1hagbfm
MD5

29af388ba248a48693adb07a2b68f9e6
SHA1

c8702b0166d313917180576de3e0a925ae89c32e
SHA256

e781a961e60b21a3a70e16c29dfff5e0b426191ff1856cc53719291d4b4ce57c
SHA512

2b167df4598e831b0fa93e64813bc81b353e89f02cf58292435cb2b21e1021c1c1c2188c7419254d366cad836f92e3298deb6c9ae7a918573dc8dc5d01a9f0ec
SSDEEP

3072:yF8adcF5hfKxFTDKiU02SIQtNK3fXSgq0VM3biaKx10O:yyp0bTDKiU02Dx3v/VMrw8

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.adww
offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

54.9

Botnet

517

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Extracted

Family

vidar

Version

54.9

Botnet

1681

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
1681

Targets

- Target
  
  e781a961e60b21a3a70e16c29dfff5e0b426191ff1856cc53719291d4b4ce57c
- Size
  
  145KB
- MD5
  
  29af388ba248a48693adb07a2b68f9e6
- SHA1
  
  c8702b0166d313917180576de3e0a925ae89c32e
- SHA256
  
  e781a961e60b21a3a70e16c29dfff5e0b426191ff1856cc53719291d4b4ce57c
- SHA512
  
  2b167df4598e831b0fa93e64813bc81b353e89f02cf58292435cb2b21e1021c1c1c2188c7419254d366cad836f92e3298deb6c9ae7a918573dc8dc5d01a9f0ec
- SSDEEP
  
  3072:yF8adcF5hfKxFTDKiU02SIQtNK3fXSgq0VM3biaKx10O:yyp0bTDKiU02Dx3v/VMrw8
Score

10^/10

djvu smokeloader vidar 1681 517 backdoor collection discovery persistence ransomware spyware stealer trojan
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Executes dropped EXE
- Deletes itself
- Loads dropped DLL
- Modifies file permissions
  discovery
- 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 Microsoft Outlook profiles
  collection
- 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
- 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.
- Suspicious use of SetThreadContext
behavioral1