djvu | 8ccbdb6e79cb28f5c351fae88fda9c3c0d116803602d37da08546812afb5b3ab

General

Target

file
Size

286KB
Sample

221105-dhtwfadbf7
MD5

86aa88b1d7ff4f44375c242d90b954ba
SHA1

cf5d1468720eff063dbde02e2330e2409729c4b1
SHA256

8ccbdb6e79cb28f5c351fae88fda9c3c0d116803602d37da08546812afb5b3ab
SHA512

2aab5313da2d3f8ad7fd2242356f1323e1302f1d04fa01ffd8c64831df30472ac97014ca3eb28e069bc429d6bcf62b198fade2dffd89d517e82001ef69776e56
SSDEEP

3072:4cqipAuQgMp56af+159XPLcGmA0pDH2ooGhl+17lEu7YmNcz:PqIMmafqrLmDDHHo6+17eM3N2

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.bozq
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

Extracted

Family

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes

auth_value
eca57cfb5172f71dc45986763bb98942

Targets

- Target
  
  file
- Size
  
  286KB
- MD5
  
  86aa88b1d7ff4f44375c242d90b954ba
- SHA1
  
  cf5d1468720eff063dbde02e2330e2409729c4b1
- SHA256
  
  8ccbdb6e79cb28f5c351fae88fda9c3c0d116803602d37da08546812afb5b3ab
- SHA512
  
  2aab5313da2d3f8ad7fd2242356f1323e1302f1d04fa01ffd8c64831df30472ac97014ca3eb28e069bc429d6bcf62b198fade2dffd89d517e82001ef69776e56
- SSDEEP
  
  3072:4cqipAuQgMp56af+159XPLcGmA0pDH2ooGhl+17lEu7YmNcz:PqIMmafqrLmDDHHo6+17eM3N2
Score

10^/10

smokeloader backdoor trojan djvu redline mario23_10 collection discovery infostealer persistence ransomware spyware stealer
- Detected Djvu ransomware
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Blocklisted process makes network request
- 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 Microsoft Outlook profiles
  collection
- 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