djvu | e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/08/2026, 07:46

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General

Target
e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe
Size 744KB
Sample260824-jmcevavalc
SHA256 e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5
MD5 175440137997a9ddee8d55496d31e931
SHA1 30fee56d96dd9fdeb293024c1f25ef1bc524ff39
SHA512 e018e2691ba479634b334fd70a08bbbce11ed4d7ed7f7afdd8ad103b6c57cde3c9284935b61cc3fdf92d8ed885de6926d3a9ab5f69d77adc4fe2e9fba6120c71
SSDEEP 12288:nmZnWX/XgipyUBkGJSfxLgK5a+xbsp5ygBQphnnVV1Gn1zDjeyx:mUvX/TCGwNjNgSpfMXx
TLSH
T19EF41252B6D3D073CB9AD4B53960D8710A7BBCF266B2C46737A803BE5E302839D16B51
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery djvu ransomware

Malware Config

Extracted

Family

djvu

http://habrafa.com/test2/get.php

Attributes

extension
.lkfr
offline_id
OxV6DGl22io8sqMOW1zCCOlzPiv4f1Vqzw7Y8zt1
payload_url
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://we.tl/t-uNdL2KHHdy Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0852ASdw

rsa_pubkey.plain

Signatures

Family: Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu

Detected Djvu ransomware 2 IoCs

resource	yara_rule
behavioral2/memory/4788-2-0x00000000039A0000-0x0000000003ABB000-memory.dmp	family_djvu
behavioral2/memory/724-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4788 set thread context of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89
PID 4788 wrote to memory of 724	4788	e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe	89

C:\Users\Admin\AppData\Local\Temp\e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe
"C:\Users\Admin\AppData\Local\Temp\e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4788
- C:\Users\Admin\AppData\Local\Temp\e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe
  "C:\Users\Admin\AppData\Local\Temp\e6c6ad948e9ad054f789500a6fda9485c861af7b48ae04001a8fc555ac0b3be5.exe"
  2⤵
  PID:724

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/724-3-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/4788-1-0x0000000003750000-0x00000000037E8000-memory.dmp

Download

memory/4788-2-0x00000000039A0000-0x0000000003ABB000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads