djvu | eb3b0c091e4ba48c28181e99e4e03daa4d69ef14aaa7375f718a17990afc3ce9

General

Target

eb3b0c091e4ba48c28181e99e4e03daa4d69ef14aaa7375f718a17990afc3ce9
Size

294KB
Sample

230131-n9hmlagb95
MD5

8fb01de2c5bf7c12bd6524ef482c871e
SHA1

10286e9349a1151288bc31d1cf49b8b99f7b71b9
SHA256

eb3b0c091e4ba48c28181e99e4e03daa4d69ef14aaa7375f718a17990afc3ce9
SHA512

9d3df74263ba70b29946c18c0b00ca2954b278f5336b93c998a52b6df83859510b719676f7f6108906cced757d12d67f16a4b8d28010928c863f0041d052e6bd
SSDEEP

3072:5muqy0K9LVkoRoiMOSng62vLsggO8aaJJgDVPMkABX9l7f43H7BFaRCRCq:bV0K9LiF/PSsgx8/gD4b7f4V06

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

2.3

Botnet

19

C2

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes

profile_id
19

Targets

- Target
  
  eb3b0c091e4ba48c28181e99e4e03daa4d69ef14aaa7375f718a17990afc3ce9
- Size
  
  294KB
- MD5
  
  8fb01de2c5bf7c12bd6524ef482c871e
- SHA1
  
  10286e9349a1151288bc31d1cf49b8b99f7b71b9
- SHA256
  
  eb3b0c091e4ba48c28181e99e4e03daa4d69ef14aaa7375f718a17990afc3ce9
- SHA512
  
  9d3df74263ba70b29946c18c0b00ca2954b278f5336b93c998a52b6df83859510b719676f7f6108906cced757d12d67f16a4b8d28010928c863f0041d052e6bd
- SSDEEP
  
  3072:5muqy0K9LVkoRoiMOSng62vLsggO8aaJJgDVPMkABX9l7f43H7BFaRCRCq:bV0K9LiF/PSsgx8/gD4b7f4V06
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