Analysis
- max time kernel
150s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 03:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe
Resource
win11ltsc2024-20260911-en
7 signatures
150 seconds
General
- Target jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe
- Size 913KB
- Sample261014-ecslvsvx4n
- SHA256 3dc1498e8e46a64738782a42bcde5ac844ff4f2a0e125f3c4b2692f3b81d8f12
- MD5 a47719ffceda987f782c075c41e39d9f
- SHA1 39d37d6235a3b3223901f6b3b37638166a8973e5
- SHA512 27e584fa8c055c2820a56c2e83b1bef4b11cc1f86fec5e84b1ded16201617728e719cd608ecdf767d1023af9e741b305424dc56f05dcb3794b9e26c2126b18ce
- SSDEEP 24576:b0Qi1ZDezSQzIGCOKb3Aih50eaQU5mHIRsUTSejHzPoeeMc34p8345jNpZvon22/:4n1IOQzIGCOKb3Aih50eaQU5mHIRsUT4
- TLSH T1F715239FFBE2FD7DFA83063150727B390809B1365B668DD7AB44114A9C221C0967B78B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 6 IoCs
pid Process 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 4276 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe - Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3356 wrote to memory of 3088 3356 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 89 PID 3088 wrote to memory of 4276 3088 jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3356 -
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_not-a-virus.Downloader.Win32.DownloAdmin.bupz.exe"3⤵
- Loads dropped DLL
- Checks whether UAC is enabled
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4276
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\pb3Tl4fjXXajDEU\1MEs0jPpPcDZ.dll
- Size 76KB
- SHA256 93f22e354bd43ff42c88fa83f1ddc2ba2cd68624a948cd94c86a0a15c0167b71
- MD5 8d846381b5d810516eae3e524e642cf3
- SHA1 63625f701ee3a41ff9c254fcf76fc1b23a8d4ee1
- SHA512 7a38f6eac6fa7a26919795dd5d57f474ed8b9de32b8304896000237a11cf9ebf8a935f732ede830d4fd71cd30514a9fcf9271352e9b0b271509d8f12be54f1e7
- SSDEEP 1536:J+rDC840CGcO5ZIlaW/F0SX5o4hu6Q4PimBUzdH8wF/ES9BJf3Z:JyDCF/4eXFJJoT4jGHvF/99Bf
- TLSH T134733996F3A556F9CD98017838796B374CBE85495791CBD3CF2729220C222E1993F38E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\pb3Tl4fjXXajDEU\2Smfief.dll
- Size 202KB
- SHA256 cc19c4d2c90fb690db678846bc5545c134e0eca10a2d75cce1bb4f49c3428ef4
- MD5 7160ebc558a797f0dae8e1a4b24ed184
- SHA1 1a08fd01e298d949ad93109fbc4870a28cfe6660
- SHA512 b1a44e50f30f74fe75fddf9643368dbb22bfabbb1a72b710c8242d177fda4e0327f069ac3fa2bbb92ffe8554dd72509121336d316a272672d25e480e25692826
- SSDEEP 6144:eNFrLzoEPfWG4q4/EfiUpJHUWg0P1hhE:eNpzfPfWG4q4/EfRpyB0P1
- TLSH T127148D06BB14CA7ED2DF22B4257F2B3B2A76E6441F40D6C353A06D6A5D213D0993D28F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\pb3Tl4fjXXajDEU\UugHSsEez1SsaBz1bCz1Ttz1fGhI67jKCc.dll
- Size 5KB
- SHA256 0e7dedad1360a808e7ab1086ff1fffa7b72f09475c07a6991b74a6c6b78ccf66
- MD5 44dac7f87bdf94d553f8d2cf073d605d
- SHA1 21bf5d714b9fcab32ba40ff7d36e48c378b67a06
- SHA512 92c6bf81d514b3a07e7796843200a78c17969720776b03c0d347aeefedb8f1269f6aac642728a38544836c1f17c594d570718d11368dc91fe5194ee5e83e1774
- SSDEEP 48:SSAcOi0lSxw2nfbkZnMZdd/f4+HSb7Y6fYS:FAr5Gw2TkYdYmS3g
- TLSH T1F0C1A53577D862BAE1250E3109C306EA671EA72407B9851F073305ADEC54A37EE35BA3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\pb3Tl4fjXXajDEU\lua51.dll
- Size 494KB
- SHA256 6e35d85fe4365e508adc7faffc4517c29177380c2ba420f02c2b9ee03103d3f6
- MD5 f0c59526f8186eadaf2171b8fd2967c1
- SHA1 8ffbe3e03d8139b50b41931c7b3360a0eebdb5cb
- SHA512 dccd287c5f25cac346836e1140b743756178d01cd58539cf8fac12f7ae54d338bfb4364c650edb4d6018ef1f4065f7e9835d32fd608f8ae66c67a0ffd05e9854
- SSDEEP 6144:j3zmC3K5VvctA5s5MdqJq60Ijv8ym7DBYkTCfSScccV6eGMqeSh:j0Tjzn6D2oOXVRGMC
- TLSH T15CB4BF85A292C3F2D4C132BF42EEBB7A0E7E5D244313D5D3A6A0399A9D306F1B537185
- MD5 SHA1 SHA512 SSDEEP TLSH