Analysis
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max time kernel
146s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
29-05-2023 08:24
Static task
static1
Behavioral task
behavioral1
Sample
06941699.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
06941699.exe
Resource
win10v2004-20230220-en
General
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Target
06941699.exe
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Size
834KB
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MD5
a39813388b99c7886ac51b36284b56ec
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SHA1
7320ed49d0fe37d685b8a6d5461ab74c1f9938f8
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SHA256
6767263e2e3b69d94eea6a97de170097a8af42de5ccb476f8475f8414b931728
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SHA512
96ce3c53ec8e2d9dcf7f66e01ee00748cc74c5234fe6473388e2e683bd9fdacd6e27807aa651f67a6176b26b759f2f7087efe61da85c6e3b6dffc670d5de056c
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SSDEEP
12288:T+1xoXCaz3OLkvPbjN9FgyHkmD+o8PqJ7GdnFs7hUyXHwu8+bHb/1O:T+1gL3U+Pzxxj6k7bhBXHwzQ8
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.vaze
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offline_id
BUcuB8PRg0LNi380axIJs5BS8nCUdeo9U88L2Lt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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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
Extracted
vidar
4
e44c96dfdf315ccf17cdd4b93cfe6e48
https://steamcommunity.com/profiles/76561199508624021
https://t.me/looking_glassbot
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profile_id_v2
e44c96dfdf315ccf17cdd4b93cfe6e48
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user_agent
Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36
Signatures
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Detected Djvu ransomware 16 IoCs
resource yara_rule behavioral2/memory/2836-134-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/2836-135-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4664-136-0x0000000002440000-0x000000000255B000-memory.dmp family_djvu behavioral2/memory/2836-137-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/2836-138-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/2836-147-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-151-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-152-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-157-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-159-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-163-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-166-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-165-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-167-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-188-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4708-206-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 06941699.exe Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 06941699.exe -
Executes dropped EXE 4 IoCs
pid Process 4148 build2.exe 1860 build2.exe 1584 build3.exe 3380 mstsca.exe -
Loads dropped DLL 2 IoCs
pid Process 1860 build2.exe 1860 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 5052 icacls.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\824809c2-89ed-496c-8d2c-ba16373ad615\\06941699.exe\" --AutoStart" 06941699.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 api.2ip.ua 14 api.2ip.ua 26 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4664 set thread context of 2836 4664 06941699.exe 82 PID 224 set thread context of 4708 224 06941699.exe 86 PID 4148 set thread context of 1860 4148 build2.exe 94 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString build2.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1500 schtasks.exe 4128 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2836 06941699.exe 2836 06941699.exe 4708 06941699.exe 4708 06941699.exe 1860 build2.exe 1860 build2.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 4664 wrote to memory of 2836 4664 06941699.exe 82 PID 2836 wrote to memory of 5052 2836 06941699.exe 83 PID 2836 wrote to memory of 5052 2836 06941699.exe 83 PID 2836 wrote to memory of 5052 2836 06941699.exe 83 PID 2836 wrote to memory of 224 2836 06941699.exe 84 PID 2836 wrote to memory of 224 2836 06941699.exe 84 PID 2836 wrote to memory of 224 2836 06941699.exe 84 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 224 wrote to memory of 4708 224 06941699.exe 86 PID 4708 wrote to memory of 4148 4708 06941699.exe 93 PID 4708 wrote to memory of 4148 4708 06941699.exe 93 PID 4708 wrote to memory of 4148 4708 06941699.exe 93 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4148 wrote to memory of 1860 4148 build2.exe 94 PID 4708 wrote to memory of 1584 4708 06941699.exe 95 PID 4708 wrote to memory of 1584 4708 06941699.exe 95 PID 4708 wrote to memory of 1584 4708 06941699.exe 95 PID 1584 wrote to memory of 1500 1584 build3.exe 96 PID 1584 wrote to memory of 1500 1584 build3.exe 96 PID 1584 wrote to memory of 1500 1584 build3.exe 96 PID 3380 wrote to memory of 4128 3380 mstsca.exe 100 PID 3380 wrote to memory of 4128 3380 mstsca.exe 100 PID 3380 wrote to memory of 4128 3380 mstsca.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\06941699.exe"C:\Users\Admin\AppData\Local\Temp\06941699.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Users\Admin\AppData\Local\Temp\06941699.exe"C:\Users\Admin\AppData\Local\Temp\06941699.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\824809c2-89ed-496c-8d2c-ba16373ad615" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:5052
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C:\Users\Admin\AppData\Local\Temp\06941699.exe"C:\Users\Admin\AppData\Local\Temp\06941699.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Users\Admin\AppData\Local\Temp\06941699.exe"C:\Users\Admin\AppData\Local\Temp\06941699.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build2.exe"C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build2.exe"C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1860
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C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build3.exe"C:\Users\Admin\AppData\Local\52757108-07fe-4d30-8c6f-bfa119369c73\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
PID:1500
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"2⤵
- Creates scheduled task(s)
PID:4128
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize2KB
MD5f66e484f76180fb19546aa9d57accba2
SHA10ced1b9c30ea054dd83b49f1edfef55f5b5183c0
SHA256f9cdbac7b0628e7d44d159e621c03709ed0d0e1ee5555215f1b6a15c1571d940
SHA512fa38f3d270492548fda297e496bfd79c4bf0a67f73dc712def24a495999c7923add1ad55fbb34925d9535e679d78491f35ffc794ea7fd1d88ff8529b739dbe33
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize1KB
MD50de5553e9827815659002db71daadba3
SHA1073c647323b236fec254bc8761ebc838bb636486
SHA256e7ee0d4fb41f5f483e55f53e97817ccb66bc54031b658094ef4b1b1ef9bd00ad
SHA5126de850f9a1f2dbdb77da273b651617639d3e33ad1653bc3464ef695b1bae4e6c16e0fc3891016c40b854981ba0b3005c3cf32406d410900b39fb4c565a8109da
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize488B
MD5e558bee02c388ad56adc475a3be84ccd
SHA164ba455f53c0c0d2e27a207e7272425075833be7
SHA256b68deecbf2c428697ac07c2876412e7df71c33ffe0a7f3c35ea878cf361a2858
SHA512c8d5cb1ef6b54d7871d77e0aece79f29a14e63776bee8a045c0efe796ddf52403279e4bff2ce16444721f6613495e11d082045eaccbdd591d5af211b2008f736
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize482B
MD599c86c6c506933ea6c681996ce373bff
SHA12a10ca53acb0f73acda5cbd5c76e70789a3a6461
SHA25639718a63badb4047cd6cb1f904277d9bcfad7e70d3dc2a67d9ee25e34ca684b9
SHA5124f54d26e6ab31e51133a3bfafd37b22e067760916ede7f8d43fc0d69accd10672639cc9b82114f4f4763be8eefaeffc3b462e106caf0c4d97941eb331c6cf8a6
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Filesize
327KB
MD5b888efe68f257aa2335ed9cbd63c1343
SHA1c1a97d41d16a7a274802e873ce6b990312b07e03
SHA256c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70
SHA5127d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8
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Filesize
327KB
MD5b888efe68f257aa2335ed9cbd63c1343
SHA1c1a97d41d16a7a274802e873ce6b990312b07e03
SHA256c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70
SHA5127d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8
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Filesize
327KB
MD5b888efe68f257aa2335ed9cbd63c1343
SHA1c1a97d41d16a7a274802e873ce6b990312b07e03
SHA256c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70
SHA5127d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8
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Filesize
327KB
MD5b888efe68f257aa2335ed9cbd63c1343
SHA1c1a97d41d16a7a274802e873ce6b990312b07e03
SHA256c8b5119160d3301fc69657f1c23c8561e6290b953ec645298f436431d41bbd70
SHA5127d5bfc95c8f3d5bcc12a4ae1929b4ff946ab3747b29b3ab57b684decfa78db4836ec187d8a9ecda5d2e6c4baa02989ac1648fb9aaa0e592fb3a70f880529e3a8
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
834KB
MD5a39813388b99c7886ac51b36284b56ec
SHA17320ed49d0fe37d685b8a6d5461ab74c1f9938f8
SHA2566767263e2e3b69d94eea6a97de170097a8af42de5ccb476f8475f8414b931728
SHA51296ce3c53ec8e2d9dcf7f66e01ee00748cc74c5234fe6473388e2e683bd9fdacd6e27807aa651f67a6176b26b759f2f7087efe61da85c6e3b6dffc670d5de056c
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a