djvu | b0eb540bc4604ed1477a261ca6068e6214e63760b6878db42dbbac80c06433b5

General

Target

b0eb540bc4604ed1477a261ca6068e6214e63760b6878db42dbbac80c06433b5
Size

186KB
Sample

230130-mpqxssbf8t
MD5

bef6e308c4ce7986fde94357bd57771d
SHA1

9040ab8c9a416364c32e12793d6747463680f86a
SHA256

b0eb540bc4604ed1477a261ca6068e6214e63760b6878db42dbbac80c06433b5
SHA512

6a94405783b9d08d8a635eaf9565610292628cd34acb591aee8aa9ceebe77eade7ac719efcb81785cbb8e5ce97916f568e9960c4163b31819786f0d8a4820ee2
SSDEEP

3072:kWMmnzBL0tkgy5c8ESUqoeEWaQRR6JNT4gSkMcqBqF:HzBLngGrUqVEWaQ+JpvSkVS

Score

10^/10

djvu smokeloader vidar 19 backdoor discovery persistence ransomware 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
  
  b0eb540bc4604ed1477a261ca6068e6214e63760b6878db42dbbac80c06433b5
- Size
  
  186KB
- MD5
  
  bef6e308c4ce7986fde94357bd57771d
- SHA1
  
  9040ab8c9a416364c32e12793d6747463680f86a
- SHA256
  
  b0eb540bc4604ed1477a261ca6068e6214e63760b6878db42dbbac80c06433b5
- SHA512
  
  6a94405783b9d08d8a635eaf9565610292628cd34acb591aee8aa9ceebe77eade7ac719efcb81785cbb8e5ce97916f568e9960c4163b31819786f0d8a4820ee2
- SSDEEP
  
  3072:kWMmnzBL0tkgy5c8ESUqoeEWaQRR6JNT4gSkMcqBqF:HzBLngGrUqVEWaQ+JpvSkVS
Score

10^/10

djvu smokeloader vidar 19 backdoor discovery 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
- Executes dropped EXE
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Deletes itself
- Loads dropped DLL
- Modifies file permissions
  discovery
- Unexpected DNS network traffic destination
  Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- 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.
- Drops file in System32 directory
- Suspicious use of SetThreadContext
behavioral1