Analysis
-
max time kernel
168s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
09/04/2024, 01:33
Static task
static1
Behavioral task
behavioral1
Sample
e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
-
Target
e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe
-
Size
760KB
-
MD5
e8e930faa09a1b2a7dd07ba412b70ad8
-
SHA1
1af64e7e5c6cd6a6089196669809f0aac1d89b6b
-
SHA256
d4cb0f461af9d253c3bd6a808e2a66f49bf9e20af31d789faa682b78887273f3
-
SHA512
72061072c56fb650de78ea8e54e76be657ccf9dba3fdcf50619072e4774dc95faf8542cb1cd0de4ab933f14d61719a6b7a7cdf3fbe3b22ef34900529fa17d2ff
-
SSDEEP
12288:ZTFsauL2TYH0M9w63cS2HyIueuc/fs/QbgsKn9Oczb2zqZBPA:ZTF5DI0M9RwHy0HsoksKnoczbuqZBPA
Malware Config
Extracted
djvu
http://astdg.top/nddddhsspen6/get.php
-
extension
.moqs
-
offline_id
CatwRkqdYh2Jomn6DqwFoGgcSbDsle1xlE1NPtt1
-
payload_url
http://securebiz.org/dl/build2.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-N3p42CffoV 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: 0318ewgfDd
Signatures
-
Detected Djvu ransomware 14 IoCs
resource yara_rule behavioral1/memory/2796-3-0x0000000002210000-0x000000000232B000-memory.dmp family_djvu behavioral1/memory/2952-5-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2952-7-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2952-8-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2952-26-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-35-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-36-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-50-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-49-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-51-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-55-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-58-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-57-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2660-59-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
-
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2452 icacls.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\b9b99fff-7a4f-45f1-86dc-3d8cf48d7ffd\\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe\" --AutoStart" e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe -
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 3 api.2ip.ua 4 api.2ip.ua 9 api.2ip.ua -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2796 set thread context of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 772 set thread context of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 2660 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 2660 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2796 wrote to memory of 2952 2796 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 28 PID 2952 wrote to memory of 2452 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 30 PID 2952 wrote to memory of 2452 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 30 PID 2952 wrote to memory of 2452 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 30 PID 2952 wrote to memory of 2452 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 30 PID 2952 wrote to memory of 772 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 34 PID 2952 wrote to memory of 772 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 34 PID 2952 wrote to memory of 772 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 34 PID 2952 wrote to memory of 772 2952 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 34 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35 PID 772 wrote to memory of 2660 772 e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\b9b99fff-7a4f-45f1-86dc-3d8cf48d7ffd" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:2452
-
-
C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2660
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize1KB
MD5580071ebd24cccfd9268e1474bb8134e
SHA1443665efe7009fe1d4c5bc4786dc9cc540e59ef6
SHA25653e3fd53196b53d23b724612cf2704518edf3e979dca02f5674ac419b5f7b461
SHA51213d52455d8a30a0af06c420cd01f13f55efc4c55b59883c5208bf4929352e7b783557bff6a157c4fc71a8e7cbfadf00d55eef8ebef4b984624d8feb116a960a4
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize724B
MD58202a1cd02e7d69597995cabbe881a12
SHA18858d9d934b7aa9330ee73de6c476acf19929ff6
SHA25658f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5
SHA51297ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize410B
MD579fb99dd44a0f7987b210a1da04ae809
SHA1c6d60541f61851fb7031a685bfe1fdd6dfefd5ec
SHA25612cba2b8a78ba8b52169f230d3dfa297147e15accc15eb8526594eea0931557d
SHA512ffb98b8cadf44a03c13a6316e9d97c00a2fc420934fd2c93729dd451c9cfa97dfc1103215914db66b03351445a63867298fe19414dc824547066896993f69bab
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ff11847c2a4d75d37f4a1ebbce712363
SHA141c9b8be2db0f9176f159199f1419cf858512567
SHA2564bf55fc52341a1a5d616cf177208b124dc05991026b4b8dc1777e44d5769c41a
SHA512c4f3c2118595e3a63245298ca969c40e00506ce01eeaa23b82912aba10930d68eb0c84d9b580719dac7157c427b95b45241648b85a1b16cfcd5af8914d3d368c
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize392B
MD55135ac9ee4c954e304e0a577fa04e560
SHA1a882425a11fbfa417905366a2d62b501289d1dc5
SHA2561cf4f916b79342b7f1674556dca2765e407417a99f0aa764e1d1742970dfbb44
SHA5129218fdbb8b543b8e4f3166db219dfe50578b4fc6d65e75d691e14842518ef00afc5d783385e3035d5219461d052c0dd45e8724ef24c1690a050366b718bf658b
-
Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
-
C:\Users\Admin\AppData\Local\b9b99fff-7a4f-45f1-86dc-3d8cf48d7ffd\e8e930faa09a1b2a7dd07ba412b70ad8_JaffaCakes118.exe
Filesize760KB
MD5e8e930faa09a1b2a7dd07ba412b70ad8
SHA11af64e7e5c6cd6a6089196669809f0aac1d89b6b
SHA256d4cb0f461af9d253c3bd6a808e2a66f49bf9e20af31d789faa682b78887273f3
SHA51272061072c56fb650de78ea8e54e76be657ccf9dba3fdcf50619072e4774dc95faf8542cb1cd0de4ab933f14d61719a6b7a7cdf3fbe3b22ef34900529fa17d2ff