djvu | 1f81cb9bfb310048a11ee5c309ce7cdc9f6cfdd334b917830b2a9a78e5786294

General

Target

1f81cb9bfb310048a11ee5c309ce7cdc9f6cfdd334b917830b2a9a78e5786294.exe
Size

838KB
Sample

221103-rgwkjaddak
MD5

693c542541c092a2919a76016021f7a5
SHA1

4f655e256571b98b11e522f3cda3af6e158c9d9d
SHA256

1f81cb9bfb310048a11ee5c309ce7cdc9f6cfdd334b917830b2a9a78e5786294
SHA512

e28bef12d2b00e887833507b32bcdb5a7b46256608d519182d8ba6fa33329ca0fdcbfb27fd6636141063d25334055f0d2e7353b27356a2531c48c309c970a248
SSDEEP

12288:fnhhTDJhDVtMqBhS36oZRk3FCR+c0X15x/qX9z1kxTeG7:vhhTDfDQqHS3RZKVEO/yz1oTe

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/test1/get.php

Attributes

extension
.bowd
offline_id
oHp5e4SJxdFtxfvKYmeX06F4C5cn0EcsF5Ak9Wt1
payload_url
http://uaery.top/dl/build2.exe

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

Targets

- Target
  
  1f81cb9bfb310048a11ee5c309ce7cdc9f6cfdd334b917830b2a9a78e5786294.exe
- Size
  
  838KB
- MD5
  
  693c542541c092a2919a76016021f7a5
- SHA1
  
  4f655e256571b98b11e522f3cda3af6e158c9d9d
- SHA256
  
  1f81cb9bfb310048a11ee5c309ce7cdc9f6cfdd334b917830b2a9a78e5786294
- SHA512
  
  e28bef12d2b00e887833507b32bcdb5a7b46256608d519182d8ba6fa33329ca0fdcbfb27fd6636141063d25334055f0d2e7353b27356a2531c48c309c970a248
- SSDEEP
  
  12288:fnhhTDJhDVtMqBhS36oZRk3FCR+c0X15x/qX9z1kxTeG7:vhhTDfDQqHS3RZKVEO/yz1oTe
Score

10^/10

djvu discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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 behavioral2