djvu | d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10

General

Target
d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe
Size 774KB
Sample220325-kten8aabbp
SHA256 d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10
MD5 99d52dc81aff2710f41ad0e8fda40028
SHA1 5493899b2bf2facaca691ced5d214efb55834418
SHA512 15db6468966b6b61eb4356d76358307ad4c2e0f47137f4cc6684361b98d9413b76d19532cc4327a1ec4f392513ad51b9b740721ff16d9dbb3b2d925ab84bd8e7
MD5 SHA1 SHA512

Score

10^/10

djvu ransomware

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/test1/get.php

Attributes

extension
.wdlo
offline_id
i0fXrUHVihm5xsI9Icg243YMPJqd748Ocimkyjt1
payload_url
http://zerit.top/dl/build2.exe

http://fuyt.org/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-0S984cQ4B3 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: 0430JIjdm

rsa_pubkey.plain

Signatures

Detected Djvu ransomware 4 IoCs

resource	yara_rule
behavioral2/memory/1376-135-0x0000000002350000-0x000000000246B000-memory.dmp	family_djvu
behavioral2/memory/1512-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1512-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1512-139-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1376 set thread context of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4196	1512	WerFault.exe	83

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83
PID 1376 wrote to memory of 1512	1376	d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe	83

C:\Users\Admin\AppData\Local\Temp\d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe
"C:\Users\Admin\AppData\Local\Temp\d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe
  "C:\Users\Admin\AppData\Local\Temp\d932dbe6a5be50d4668037cd66420fc424de0b57368ed6fc8a1d249f4d6d1e10.exe"
  2⤵
  PID:1512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 536
    3⤵
    - Program crash
    PID:4196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1512 -ip 1512
1⤵
PID:4084

Network

MITRE ATT&CK Matrix

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Downloads

memory/1376-134-0x0000000002271000-0x0000000002303000-memory.dmp

Download

memory/1376-135-0x0000000002350000-0x000000000246B000-memory.dmp

Download

memory/1512-137-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/1512-138-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/1512-139-0x0000000000400000-0x0000000000537000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads