djvu | 841c411cb975d201002933442dfd995194f098254d7d6762128d222a2f5a18b1

General

Target

841c411cb975d201002933442dfd995194f098254d7d6762128d222a2f5a18b1
Size

759KB
Sample

220521-xet7ksbeg4
MD5

617b2beb7fd1f162b3a552a2906b5b1b
SHA1

c542b59788570f5334d4ea9b3c85661ee01f0fd3
SHA256

841c411cb975d201002933442dfd995194f098254d7d6762128d222a2f5a18b1
SHA512

c17cd4c6b05a38b69cffb655a7cb6c27a38f33ed95e43985beb89c7a7ff99a3903f146fd1e4f6398ce5dbf5cffd96a47606c8a6919b5b6f23c30e6c0b90532c0

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://cjto.top/nddddhsspen6/get.php

Attributes

extension
.geno
offline_id
Gq9C3wfB3EovXBFkGxv1b5wkUKUxVy1x63fasTt1
payload_url
http://cjto.top/files/penelop/updatewin1.exe
http://cjto.top/files/penelop/updatewin2.exe
http://cjto.top/files/penelop/updatewin.exe
http://cjto.top/files/penelop/3.exe
http://cjto.top/files/penelop/4.exe
http://cjto.top/files/penelop/5.exe
ransomnote
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rsa_pubkey.plain

Targets

- Target
  
  841c411cb975d201002933442dfd995194f098254d7d6762128d222a2f5a18b1
- Size
  
  759KB
- MD5
  
  617b2beb7fd1f162b3a552a2906b5b1b
- SHA1
  
  c542b59788570f5334d4ea9b3c85661ee01f0fd3
- SHA256
  
  841c411cb975d201002933442dfd995194f098254d7d6762128d222a2f5a18b1
- SHA512
  
  c17cd4c6b05a38b69cffb655a7cb6c27a38f33ed95e43985beb89c7a7ff99a3903f146fd1e4f6398ce5dbf5cffd96a47606c8a6919b5b6f23c30e6c0b90532c0
Score

10^/10

djvu discovery persistence ransomware suricata
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- suricata: ET MALWARE APT-C-23 Activity (GET)
  suricata: ET MALWARE APT-C-23 Activity (GET)
  suricata
- suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
  suricata
- suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
  suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
  suricata
- suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
  suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
  suricata
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Modifies file permissions
  discovery
- 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.
behavioral1 behavioral2