djvu | 86ff8227e7ce152cdc29aded3cb2dcbf2c20c82d316995c1760006ceb82800b1

General

Target

86ff8227e7ce152cdc29aded3cb2dcbf2c20c82d316995c1760006ceb82800b1
Size

162KB
Sample

230222-ctbnkahe36
MD5

ae79bcacc5dc9ba1c3ff0562b6f89a05
SHA1

9456dc31671b2df8f1d07a053f6d02442d102762
SHA256

86ff8227e7ce152cdc29aded3cb2dcbf2c20c82d316995c1760006ceb82800b1
SHA512

4bf6cffa61a2417c1c97cfba523180e37fa40524839f3e8ea52a1f3fa82279c9d52b0f315599cb5aaea6fdba16e7d95d79a48c6335afbb1109b54cc496c3418c
SSDEEP

3072:zUiW5eZ/NPqlMd7ORqq5Zg4vec3WpYnEF3FECHeGi+FF:zhW5ENPqlg67fg6wmnEF3WueGi+F

Score

10^/10

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

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.iotr
offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.6

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  86ff8227e7ce152cdc29aded3cb2dcbf2c20c82d316995c1760006ceb82800b1
- Size
  
  162KB
- MD5
  
  ae79bcacc5dc9ba1c3ff0562b6f89a05
- SHA1
  
  9456dc31671b2df8f1d07a053f6d02442d102762
- SHA256
  
  86ff8227e7ce152cdc29aded3cb2dcbf2c20c82d316995c1760006ceb82800b1
- SHA512
  
  4bf6cffa61a2417c1c97cfba523180e37fa40524839f3e8ea52a1f3fa82279c9d52b0f315599cb5aaea6fdba16e7d95d79a48c6335afbb1109b54cc496c3418c
- SSDEEP
  
  3072:zUiW5eZ/NPqlMd7ORqq5Zg4vec3WpYnEF3FECHeGi+FF:zhW5ENPqlg67fg6wmnEF3WueGi+F
Score

10^/10

djvu smokeloader vidar 19 backdoor discovery evasion persistence ransomware stealer trojan vmprotect
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- 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
- Stops running service(s)
  evasion
- Executes dropped EXE
- Modifies file permissions
  discovery
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Adds Run key to start application
  persistence
- 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