Analysis
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max time kernel
144s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
12-05-2024 04:01
Static task
static1
Behavioral task
behavioral1
Sample
3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe
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Size
512KB
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MD5
3825efd5fcbdde5bd2a250c08d335c91
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SHA1
8337c955226c5568fb81a5cba795ddb34b86ce77
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SHA256
782b974af31ff9999e5449f9a675ea18d97d26456a277327b1e492c539e14ece
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SHA512
caa5274799517e73e96f1ffd089a7797f9fda4b5df34a9ba634fb13bc685ab68733c80594a01d239490d9768f4e7f9ac88f8be24dc540a0032b8657d53cc2c36
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SSDEEP
3072:Z9VkLyI8bS7A7WGAXLKEHpImmRxOt47AEsEUgOqWr6:fWN8bS7rjXWEJImmRQ27ADE
Malware Config
Extracted
netwire
brioushde.sytes.net:1982
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activex_autorun
true
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activex_key
{54Q7I7SW-LW5J-T8RK-0CO4-V2U623687CI6}
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copy_executable
true
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delete_original
false
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host_id
HostId-%Rand%
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install_path
%AppData%\Install\Host.exe
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keylogger_dir
%AppData%\Logs\
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lock_executable
false
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mutex
MPkcWYro
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offline_keylogger
true
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password
Password
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registry_autorun
true
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startup_name
NetWire
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use_mutex
true
Extracted
lokibot
http://rijadeja.online//wp-admin/lang/Panel/five/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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NetWire RAT payload 3 IoCs
resource yara_rule behavioral2/files/0x00080000000233fd-14.dat netwire behavioral2/memory/3060-29-0x0000000000400000-0x000000000042C000-memory.dmp netwire behavioral2/memory/3884-73-0x0000000000400000-0x000000000042C000-memory.dmp netwire -
Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{54Q7I7SW-LW5J-T8RK-0CO4-V2U623687CI6}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe\"" Host.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{54Q7I7SW-LW5J-T8RK-0CO4-V2U623687CI6} Host.exe -
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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 3 IoCs
pid Process 3060 Host.exe 2464 build.exe 3884 Host.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 Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook build.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook build.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook build.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe" Host.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1664 set thread context of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe File created C:\Windows\assembly\Desktop.ini 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2464 build.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 1664 wrote to memory of 4000 1664 3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe 84 PID 4000 wrote to memory of 3060 4000 RegAsm.exe 86 PID 4000 wrote to memory of 3060 4000 RegAsm.exe 86 PID 4000 wrote to memory of 3060 4000 RegAsm.exe 86 PID 4000 wrote to memory of 2464 4000 RegAsm.exe 88 PID 4000 wrote to memory of 2464 4000 RegAsm.exe 88 PID 4000 wrote to memory of 2464 4000 RegAsm.exe 88 PID 3060 wrote to memory of 3884 3060 Host.exe 89 PID 3060 wrote to memory of 3884 3060 Host.exe 89 PID 3060 wrote to memory of 3884 3060 Host.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook build.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook build.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3825efd5fcbdde5bd2a250c08d335c91_JaffaCakes118.exe"1⤵
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Users\Admin\AppData\Local\Temp\Host.exe"C:\Users\Admin\AppData\Local\Temp\Host.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3060 -
C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"4⤵
- Modifies Installed Components in the registry
- Executes dropped EXE
- Adds Run key to start application
PID:3884
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C:\Users\Admin\AppData\Local\Temp\build.exe"C:\Users\Admin\AppData\Local\Temp\build.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2464
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
132KB
MD5545dbe0ede2312e5c8a4501fa7d81411
SHA103694bd693f0de4a9f80c81b7bd1bedd9cefd4e3
SHA2569b1704f5344a24f3aa97a5af390e7022dd271508f955600780e346443d7d97f8
SHA5120d0a4dc6ac75d6cb7025b18f82db73b7c89d98db93d0ce78d47268099eeabef3e458830dd80eaf5c0947388cfaf84625493ac72ee3fe81dd7ca3ac08541e8b20
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Filesize
104KB
MD5ed93ae2841c3bcef9be644db920c61ac
SHA17fe2348e6ad0d3836f52cf396d18538c3cd35afd
SHA2564793ba36797b85a30cce26afd6510c2c895625d1b2afb8c72b4b43042bdd0b47
SHA5122e24e8911b457749bf1e77c3e44e0d45aa28e478185c5f0a047039eaec70e33bd4151fca8b6cdf2ceece86facb24b690d341410beab49d6b88d80c67d98f6592
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\0f5007522459c86e95ffcc62f32308f1_310807ab-751f-4d81-ae09-b202eaf21e19
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\0f5007522459c86e95ffcc62f32308f1_310807ab-751f-4d81-ae09-b202eaf21e19
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b