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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/01/2025, 01:46
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe
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Size
780KB
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MD5
468e14503ccc7db47f87533c9a4147f7
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SHA1
5ad83d44064214d0d32b6bba580d76d54b404a9b
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SHA256
40b9fd94cc55d53f7e386153ec83f25b312abfb7acdad208105c760e74fc814a
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SHA512
4b7f0a135059ed177fa692dedf697d6941b50bacf32613e07a55b9c743a10ddf2a11a6e5fd4ea8b0b475755bb896d6ce1494d5b3eb219c913cc7be79c43200e1
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SSDEEP
12288:X+yy1ob1Wk7JJTYQStLp9M14DIHeEEFzxrmaQGi/cdlQLyLrylm+uenZURlOwZGS:/NpW3QStm4DUHEFFmaejy/+uNBsE
Malware Config
Extracted
djvu
http://rlrz.org/fhsgtsspen6/get.php
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extension
.maql
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offline_id
xcdIdDNFh62dy3iJsba1COhcfDENsbjPHQQ2Eht1
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payload_url
http://znpst.top/dl/build2.exe
http://rlrz.org/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-pk3SGFlmek 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: 0340gSd743d
Signatures
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Detected Djvu ransomware 16 IoCs
resource yara_rule behavioral2/memory/3992-1-0x0000000004EA0000-0x0000000004FBB000-memory.dmp family_djvu behavioral2/memory/4884-3-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4884-2-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4884-4-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4884-6-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4884-19-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-21-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-23-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-30-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-31-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-32-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-34-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-36-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-37-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-38-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/1232-40-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Djvu family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1856 icacls.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\a56a1037-8c1a-48f8-a745-76e87712a259\\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe\" --AutoStart" JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.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 13 api.2ip.ua 14 api.2ip.ua 20 api.2ip.ua -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3992 set thread context of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 4472 set thread context of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 1232 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 1232 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 3992 wrote to memory of 4884 3992 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 83 PID 4884 wrote to memory of 1856 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 84 PID 4884 wrote to memory of 1856 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 84 PID 4884 wrote to memory of 1856 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 84 PID 4884 wrote to memory of 4472 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 85 PID 4884 wrote to memory of 4472 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 85 PID 4884 wrote to memory of 4472 4884 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 85 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88 PID 4472 wrote to memory of 1232 4472 JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3992 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\a56a1037-8c1a-48f8-a745-76e87712a259" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:1856
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe" --Admin IsNotAutoStart IsNotTask4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD567e486b2f148a3fca863728242b6273e
SHA1452a84c183d7ea5b7c015b597e94af8eef66d44a
SHA256facaf1c3a4bf232abce19a2d534e495b0d3adc7dbe3797d336249aa6f70adcfb
SHA512d3a37da3bb10a9736dc03e8b2b49baceef5d73c026e2077b8ebc1b786f2c9b2f807e0aa13a5866cf3b3cafd2bc506242ef139c423eaffb050bbb87773e53881e
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Filesize
436B
MD5971c514f84bba0785f80aa1c23edfd79
SHA1732acea710a87530c6b08ecdf32a110d254a54c8
SHA256f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895
SHA51243dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize174B
MD5ae58d60ae52f9ec25fb3588ba1c36da2
SHA18cb765e1bf052d8611759ba73ab40f796e3ae3f9
SHA256252db0ea52004a92c904d0c4bc68c74a7905a83f4984088d84d9e2a9625481c3
SHA5120490eb75109661019277ba525cf7571cdfadb6f8ca7985ce02c40f1a127d5d4e28312c58635ce0e80c05208b0224c478ea66000a2316bd9a5d12e652750aac14
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
Filesize170B
MD5a1ac6311f41b76bdb4738789fe9f95b6
SHA18af0ca2bc5a852a1300733ff2903e2b408ee8511
SHA256f7a4608122a9af44a2a02888e613b2e18345211140d96ed8ae4a9576b9fddc95
SHA5125a0abc0d7306b42bbf05590ee1da193e54238f382c3ae940848a32b5f56372a9fb83438edc16daea5dab1fefbab5ed6bd87b3601ffc463cd38e2f58c09a9b411
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C:\Users\Admin\AppData\Local\a56a1037-8c1a-48f8-a745-76e87712a259\JaffaCakes118_468e14503ccc7db47f87533c9a4147f7.exe
Filesize780KB
MD5468e14503ccc7db47f87533c9a4147f7
SHA15ad83d44064214d0d32b6bba580d76d54b404a9b
SHA25640b9fd94cc55d53f7e386153ec83f25b312abfb7acdad208105c760e74fc814a
SHA5124b7f0a135059ed177fa692dedf697d6941b50bacf32613e07a55b9c743a10ddf2a11a6e5fd4ea8b0b475755bb896d6ce1494d5b3eb219c913cc7be79c43200e1