djvu | e8128347e4194b2868ffefa0e15fe165cffa1870408d41dfed50d63fd7bcbfb2

General

Target
file.exe
Size 286KB
Sample221106-avl5ksadb2
SHA256 e8128347e4194b2868ffefa0e15fe165cffa1870408d41dfed50d63fd7bcbfb2
MD5 921ca01009d740eca976efefd8d356ba
SHA1 5e07e6670cc8c5f72c896ad18145db48836b81dc
SHA512 fa52da5724f1d2221d2d2beb11f98c51aa6857f640088b4386f530ec2f216e2367a1e780713bcb413d4bad00537701c7fac12c2ce314157f567b750f185db99a
SSDEEP 3072:TJR8RBjOcq95h45EplpigX7mMOwehSItV3dZ/ioGWMFjaB9uOoE:TUBjcjJpnigX73O1QIt1z/oWMFmbb
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.zate
offline_id
VW11mMMPfxPTr0epvPSw1m6GBzcKFb3H2Lm2nyt1
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

Mast1000

C2

78.153.144.3:2510

Attributes

auth_value
8e868b09fa3921a313a9a4fa08602f0a

Targets

- Target
  file.exe
- Size 286KB
- SHA256 e8128347e4194b2868ffefa0e15fe165cffa1870408d41dfed50d63fd7bcbfb2
- MD5 921ca01009d740eca976efefd8d356ba
- SHA1 5e07e6670cc8c5f72c896ad18145db48836b81dc
- SHA512 fa52da5724f1d2221d2d2beb11f98c51aa6857f640088b4386f530ec2f216e2367a1e780713bcb413d4bad00537701c7fac12c2ce314157f567b750f185db99a
- SSDEEP 3072:TJR8RBjOcq95h45EplpigX7mMOwehSItV3dZ/ioGWMFjaB9uOoE:TUBjcjJpnigX73O1QIt1z/oWMFmbb
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

smokeloader backdoor trojan djvu redline mast1000 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