djvu | 48c39433626d030bb44c2b410f69db33015d89468997f4ae3037955e3557fff7

General

Target

48c39433626d030bb44c2b410f69db33015d89468997f4ae3037955e3557fff7
Size

852KB
Sample

211201-zmf12abad8
MD5

a6e877868558e7f87f3926ee41de4ff3
SHA1

452f94dad54e4cac1c7fd7bb33590538fa0e0032
SHA256

48c39433626d030bb44c2b410f69db33015d89468997f4ae3037955e3557fff7
SHA512

8b672e2e9ba71c63395204629c09c22cf2c83b2ce46e1ea0ea6033bf1a455d50d5f6c25be1f150124250748b8444cbb6926f2db2f858ba4bdbe65d341ad200db

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes

extension
.yqal
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Targets

- Target
  
  48c39433626d030bb44c2b410f69db33015d89468997f4ae3037955e3557fff7
- Size
  
  852KB
- MD5
  
  a6e877868558e7f87f3926ee41de4ff3
- SHA1
  
  452f94dad54e4cac1c7fd7bb33590538fa0e0032
- SHA256
  
  48c39433626d030bb44c2b410f69db33015d89468997f4ae3037955e3557fff7
- SHA512
  
  8b672e2e9ba71c63395204629c09c22cf2c83b2ce46e1ea0ea6033bf1a455d50d5f6c25be1f150124250748b8444cbb6926f2db2f858ba4bdbe65d341ad200db
Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Vidar Stealer
  stealer
- Downloads MZ/PE file
- Executes dropped EXE
- 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