djvu | 6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 16:07

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General

Target
6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe
Size 741KB
Sample260809-tkm4ns1eqd
SHA256 6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907
MD5 c8757716d8d48419fc0568a644f4e704
SHA1 49695c93ec920e6c51e7cf24d871e3447e75838c
SHA512 11e472be51f3bc4f854c97ec73853016cda552fa0f9794cdb0c650782bf943f50a3efb9051f525fc543c67cff558c2f85e75f72ba159b8d112d178d0bfee4e4d
SSDEEP 12288:vFUm/F4/PXPWUvPNEdzHyZ2O6picdBYNwMPuFhYaBpE+:vFpF4//OUnNEQZOp9uwMPuF+SpE
TLSH
T1C1F40113B2A6FCE5D915BA318D2AC9E4393EF951CE496AA737193F1F18700E2D663310
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery djvu ransomware

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.itrz
offline_id
9FgVtzPuDnE9NZWeLG9q9D2SjzVyIqJJ4jFNKXt1
payload_url
http://colisumy.com/dl/build2.exe

http://zexeq.com/files/1/build3.exe
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. You can get and look video overview decrypt tool: https://we.tl/t-cGZhpvUKxk Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. 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: 0810JOsie

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/4204-2-0x0000000002540000-0x000000000265B000-memory.dmp	family_djvu
behavioral2/memory/4108-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4204 set thread context of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88

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	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88
PID 4204 wrote to memory of 4108	4204	6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe	88

C:\Users\Admin\AppData\Local\Temp\6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe
"C:\Users\Admin\AppData\Local\Temp\6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Users\Admin\AppData\Local\Temp\6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe
  "C:\Users\Admin\AppData\Local\Temp\6ddfc497d6820a9d69bbf6e4b63f2e1011da87479fa89392d983eef3437bb907.exe"
  2⤵
  PID:4108

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/4108-3-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/4204-1-0x0000000002360000-0x00000000023F4000-memory.dmp

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memory/4204-2-0x0000000002540000-0x000000000265B000-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