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Analysis
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max time kernel
141s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
01/07/2024, 19:32
Static task
static1
Behavioral task
behavioral1
Sample
1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe
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Size
728KB
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MD5
1c3de5795d4e8774e300e1626d8a5b2d
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SHA1
730121e19f13e0c44c8066a285abe5f14c3cf805
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SHA256
d200143436d91c9ed41ba80e3961e4739a3b5f907f615acdd6daf92c5de20bfe
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SHA512
0b7e6425755a78a2c34bcd10eb734f331d666ef97e75a389aa30e58c9de578893af6df4672b7c95ee87859a63fcbbab3a83b37e301a3c7c11201af479d07caf9
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SSDEEP
12288:DJYu0cCcKtLszw0EVga2WMuCE97NNQHiujDgt5plQsm0OjQxXoT0oe:0ckLJ79JuHiuwLVm0CT
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\InprocServer32\ThreadingModel = "Apartment" 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\TypeLib\ = "{85C3F8F7-CFCE-4259-87FF-CAB1F4521F6E}" 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Programmable 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\TypeLib 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Version 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\Version\ = "1.0" 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493} 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\ = "AppIdPolicyHelper Class" 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\InprocServer32 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FBD44B43-52CF-EDF3-2A14-9785820AB493}\InprocServer32\ = "C:\\Windows\\SysWOW64\\AppIdPolicyEngineApi.dll" 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 2888 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1916 wrote to memory of 2888 1916 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 81 PID 1916 wrote to memory of 2888 1916 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 81 PID 1916 wrote to memory of 2888 1916 1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1c3de5795d4e8774e300e1626d8a5b2d_JaffaCakes118.exe"2⤵
- Checks BIOS information in registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2888
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