Analysis
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max time kernel
141s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06/09/2024, 19:36
Static task
static1
Behavioral task
behavioral1
Sample
d050948baeb9ab064787fa72557500df_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d050948baeb9ab064787fa72557500df_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
d050948baeb9ab064787fa72557500df_JaffaCakes118.exe
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Size
70KB
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MD5
d050948baeb9ab064787fa72557500df
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SHA1
07ae1ffde94aacce0dae103ada0502e62f60b609
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SHA256
73c34a153c0d719fa989084b668cc64d05d4afd8b6a3872263f231c485b6fd4c
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SHA512
2795d5cc24fa411ff99d0f580ab0289e76bd979b09540508485b72deec23a5987183d7e4586ab5ee73644beeb74d77a0aa0012a33ca825a1c52b76f719146159
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SSDEEP
768:Ps6A48uP8YytJZaFlVzynZoZo4TvyK4jpZjNHw+1IhxMWZ9lTZZ8tLBs5tc6Eq2o:GWP9/Vzyn234jdw+krlTkeaFR8
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe" d050948baeb9ab064787fa72557500df_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/2252-2-0x0000000000400000-0x000000000041E000-memory.dmp upx behavioral2/memory/2252-4-0x0000000000400000-0x000000000041E000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\S4189107 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe" d050948baeb9ab064787fa72557500df_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 d050948baeb9ab064787fa72557500df_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
Kills process with taskkill 1 IoCs
pid Process 3704 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3704 taskkill.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2252 wrote to memory of 3704 2252 d050948baeb9ab064787fa72557500df_JaffaCakes118.exe 86 PID 2252 wrote to memory of 3704 2252 d050948baeb9ab064787fa72557500df_JaffaCakes118.exe 86 PID 2252 wrote to memory of 3704 2252 d050948baeb9ab064787fa72557500df_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Windows\SysWOW64\taskkill.exetaskkill /F /IM explorer.exe2⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3704
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