djvu | 5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3

Analysis

max time kernel
150s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/07/2026, 04:24

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General

Target
5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe
Size 781KB
Sample260726-e1rdpsbm9z
SHA256 5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3
MD5 60f82b5e89088d7eaa2705b50f69e04b
SHA1 f2fe995b66568d8eb0f722fb47ad2363dabcfe52
SHA512 84456078218c4b457d31e5d64ce08a9e98cca10360deaa785685a6596af69841f47d0089ac42c702074c1774363343bf68dcc3345f1573ed61eb41cdfb8733c6
SSDEEP 12288:WlrjMX0WbEJ7PpdJ+8EIQ1Jfzks35vj4k05vC4y6cBk5bzqDb2/:WlsX9y7lRE/pAs3TmYBgzqDq
TLSH
T1D705021277E09861E5524B314D7AC6F4AB2EFC614F2966EB33803F2F49712D2DA76342
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery djvu ransomware

Malware Config

Extracted

Family

djvu

http://zexeq.com/test1/get.php

Attributes

extension
.vaze
offline_id
BUcuB8PRg0LNi380axIJs5BS8nCUdeo9U88L2Lt1
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-tnzomMj6HU 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: 0714JOsie

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/4128-2-0x00000000025C0000-0x00000000026DB000-memory.dmp	family_djvu
behavioral2/memory/3416-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4128 set thread context of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.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	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89
PID 4128 wrote to memory of 3416	4128	5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe	89

C:\Users\Admin\AppData\Local\Temp\5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe
"C:\Users\Admin\AppData\Local\Temp\5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Users\Admin\AppData\Local\Temp\5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe
  "C:\Users\Admin\AppData\Local\Temp\5ba27223e4bb62b41203c2ac966af018b97337b03d8513594ffc4680e8f938c3.exe"
  2⤵
  PID:3416

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/3416-3-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/4128-1-0x0000000002520000-0x00000000025B3000-memory.dmp

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memory/4128-2-0x00000000025C0000-0x00000000026DB000-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