djvu | c643bf0ee1e9eb912839de73bd1c1876ce8786c80d5dfea99d4fb064bd98a244

General

Target

c643bf0ee1e9eb912839de73bd1c1876ce8786c80d5dfea99d4fb064bd98a244
Size

167KB
Sample

230221-gbae1adg72
MD5

45f9335fcefc8ff05db68a33b618b079
SHA1

1928b38120ab18f78619fc4b2b477e406bfb10cf
SHA256

c643bf0ee1e9eb912839de73bd1c1876ce8786c80d5dfea99d4fb064bd98a244
SHA512

f39eedc2ef3fc2565dc4e50fb4dc89f3934df9891021cf409244bbb35dd553b7931dcef4454d6f6073baba4013c3772facd147b4da390e64c4c51f6e72395cf6
SSDEEP

3072:7VrZn8X4GjWWXN5P1Xq2b2c0oOMRjNlYj+wupJHvXWKcW//Us:7xZn8zN95P16u23ujH0cpJHv/R//U

Score

10^/10

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
  
  c643bf0ee1e9eb912839de73bd1c1876ce8786c80d5dfea99d4fb064bd98a244
- Size
  
  167KB
- MD5
  
  45f9335fcefc8ff05db68a33b618b079
- SHA1
  
  1928b38120ab18f78619fc4b2b477e406bfb10cf
- SHA256
  
  c643bf0ee1e9eb912839de73bd1c1876ce8786c80d5dfea99d4fb064bd98a244
- SHA512
  
  f39eedc2ef3fc2565dc4e50fb4dc89f3934df9891021cf409244bbb35dd553b7931dcef4454d6f6073baba4013c3772facd147b4da390e64c4c51f6e72395cf6
- SSDEEP
  
  3072:7VrZn8X4GjWWXN5P1Xq2b2c0oOMRjNlYj+wupJHvXWKcW//Us:7xZn8zN95P16u23ujH0cpJHv/R//U
Score

10^/10

djvu rhadamanthys smokeloader vidar 19 backdoor discovery evasion persistence ransomware stealer trojan vmprotect
- Detect rhadamanthys stealer shellcode
- 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.
- Rhadamanthys
  Rhadamanthys is an info stealer written in C++ first seen in August 2022.
  stealer rhadamanthys
- 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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