djvu | a5f12bdf10bbde5eaa0290df6ac599303452d2df6ec33620101cabdc62d8167b

General

Target

a5f12bdf10bbde5eaa0290df6ac599303452d2df6ec33620101cabdc62d8167b
Size

782KB
Sample

230325-2lxnhaef38
MD5

ef10180a05e7f0771bc122265ebfe001
SHA1

a8d11f5430a8fc0cae50626016ac66b340a751c2
SHA256

a5f12bdf10bbde5eaa0290df6ac599303452d2df6ec33620101cabdc62d8167b
SHA512

2a0f14447a347c99dad33e1112527417f9b2d4525d6cbc8341cdb5311fb9574901ca6187cd2f5b0fd03208ad3d7c214d706035f750b564eab1aaadde7befd5fd
SSDEEP

12288:aUgou1XmO23hNC/+emc9WX1HrbPo/R/RW+6/++BaZaTO3vM83eRYajfz:KFmP3aIbPCaf/++BadvMnBjf

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes

extension
.tyos
offline_id
Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1
payload_url
http://uaery.top/dl/build2.exe

http://zexeq.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  a5f12bdf10bbde5eaa0290df6ac599303452d2df6ec33620101cabdc62d8167b
- Size
  
  782KB
- MD5
  
  ef10180a05e7f0771bc122265ebfe001
- SHA1
  
  a8d11f5430a8fc0cae50626016ac66b340a751c2
- SHA256
  
  a5f12bdf10bbde5eaa0290df6ac599303452d2df6ec33620101cabdc62d8167b
- SHA512
  
  2a0f14447a347c99dad33e1112527417f9b2d4525d6cbc8341cdb5311fb9574901ca6187cd2f5b0fd03208ad3d7c214d706035f750b564eab1aaadde7befd5fd
- SSDEEP
  
  12288:aUgou1XmO23hNC/+emc9WX1HrbPo/R/RW+6/++BaZaTO3vM83eRYajfz:KFmP3aIbPCaf/++BadvMnBjf
Score

10^/10

djvu vidar 00d92484c9b27bc8482a2cc94cacc508 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
- Downloads MZ/PE file
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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