djvu | 631505406e7458ef3b2300f251ed10a77655757e77e11ff06fbacb6a625cc992

General

Target

631505406e7458ef3b2300f251ed10a77655757e77e11ff06fbacb6a625cc992
Size

341KB
Sample

230125-mngbzahd5s
MD5

65fb6d2f92197ecfc2acc3fa4e4b4373
SHA1

ef029bf54ec6b22ef700cdf5e953a85cfa5023ef
SHA256

631505406e7458ef3b2300f251ed10a77655757e77e11ff06fbacb6a625cc992
SHA512

a651472c958012c8672608b9f71b3c87b4122f17cfdf3c8b44cd092e6df6d2c06866dec0fbf0c7fd2a59a50626d71c5ee6c0edb88fa9105fcda1558c2c408cf1
SSDEEP

6144:KLjFeOjL4MvtA6erK/9YbhOjq7VWRFBMolz90VEbp:K3Fjj5vW6eIgr7VWR5lz8Ebp

Score

10^/10

djvu smokeloader vidar 19 backdoor discovery persistence ransomware spyware stealer trojan vmprotect

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.mzop
offline_id
ex4uvTKsM2vEkIcr3MjXi2C6v27h1mS682iUXGt1
payload_url
http://uaery.top/dl/build2.exe
http://drampik.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.2

Botnet

19

C2

https://t.me/litlebey

https://steamcommunity.com/profiles/76561199472399815

Attributes

profile_id
19

Targets

- Target
  
  631505406e7458ef3b2300f251ed10a77655757e77e11ff06fbacb6a625cc992
- Size
  
  341KB
- MD5
  
  65fb6d2f92197ecfc2acc3fa4e4b4373
- SHA1
  
  ef029bf54ec6b22ef700cdf5e953a85cfa5023ef
- SHA256
  
  631505406e7458ef3b2300f251ed10a77655757e77e11ff06fbacb6a625cc992
- SHA512
  
  a651472c958012c8672608b9f71b3c87b4122f17cfdf3c8b44cd092e6df6d2c06866dec0fbf0c7fd2a59a50626d71c5ee6c0edb88fa9105fcda1558c2c408cf1
- SSDEEP
  
  6144:KLjFeOjL4MvtA6erK/9YbhOjq7VWRFBMolz90VEbp:K3Fjj5vW6eIgr7VWR5lz8Ebp
Score

10^/10

djvu smokeloader vidar 19 backdoor discovery persistence ransomware spyware stealer trojan vmprotect
- 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
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- 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 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
- 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