djvu | afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177

Analysis

max time kernel
148s
max time network
125s
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, 09:13

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General

Target
afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe
Size 742KB
Sample260824-k652yacf87
SHA256 afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177
MD5 48bba0776399b84f275e7478cd60edfd
SHA1 e87fd365807cd0dd15b70063beadfc20a988d06c
SHA512 90258558a22998a7aea7b07b16837fad9453125e160ebf82a0f20b4558b0425b4b8f6f60653645837285abbd6d991c4f59eafeb56e8b1e202a5efb2c4a547f59
SSDEEP 12288:UKkwWoPlLr52zrZxRJY8X7VCTxJ3Dfn8g8gSaLK6+RI5bPhx+SBjl98o5WXjJ:LLr0z7HhITTDf8kSau6U4+SB/t5WX
TLSH
T194F4E02382E17D95FA22CB729E1E8AE8779EF2408F597BEB22585B1B04711F1C573701
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery djvu ransomware

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.loqw
offline_id
NrqpaQRhQqq5l2tBPp1QS34I3ME2IKsAlZ0A9pt1
payload_url
http://brusuax.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-MhbiRFXgXD 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: 0838ASdw

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/1080-2-0x00000000027E0000-0x00000000028FB000-memory.dmp	family_djvu
behavioral2/memory/700-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1080 set thread context of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.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	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89
PID 1080 wrote to memory of 700	1080	afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe	89

C:\Users\Admin\AppData\Local\Temp\afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe
"C:\Users\Admin\AppData\Local\Temp\afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Users\Admin\AppData\Local\Temp\afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe
  "C:\Users\Admin\AppData\Local\Temp\afb0b4b9568b9cba1eb93d3a60a6e459ef983c2e39f64f39de2fd7ad3e107177.exe"
  2⤵
  PID:700

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/700-3-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/1080-1-0x00000000026E0000-0x000000000277F000-memory.dmp

Download

memory/1080-2-0x00000000027E0000-0x00000000028FB000-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