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Analysis
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max time kernel
140s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 01:14
Static task
static1
Behavioral task
behavioral1
Sample
fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe
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Size
25KB
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MD5
fb3af1a46463dd9b6aaf8d25ba508324
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SHA1
022e457fa97f65f9eef072ca644200bbaee4086e
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SHA256
83a9ea0d6dfe2215b48bb78f8b21b4cf12093194beb9c87dcfb1d068b9d955c6
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SHA512
149981edbd57767e7ac4b850aa1ca853879ee0d5ee7bd29e0a1e307ed971b1e1ab67b1717a23a395fea75207644d686bc57fe868f2e0097251a163d2d7367378
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SSDEEP
384:f1Muz0oFyZMVodRKWoGD7PuVt7iEdFoSxCJFnUYrG65WTfDL:N90oKMmL7mWEdFCJFnloTv
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe" fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\System32\DriverStore\FileRepository\genericusbfn.inf_amd64_53931f0ae21d6d2c\genericusbfn.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\uefi.inf_amd64_c1628ffa62c8e54c\UEFI.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\urssynopsys.inf_amd64_057fa37902020500\urssynopsys.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\umbus.inf_amd64_b78a9c5b6fd62c27\umbus.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\urschipidea.inf_amd64_78ad1c14e33df968\urschipidea.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\vrd.inf_amd64_81fbd405ff2470fc\vrd.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\compositebus.inf_amd64_7500cffa210c6946\CompositeBus.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\swenum.inf_amd64_16a14542b63c02af\swenum.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe File created C:\Windows\System32\DriverStore\FileRepository\ufxchipidea.inf_amd64_1c78775fffab6a0a\UfxChipidea.sys fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5088 wrote to memory of 844 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe 10 PID 5088 wrote to memory of 3084 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe 82 PID 5088 wrote to memory of 3084 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe 82 PID 5088 wrote to memory of 3084 5088 fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe 82
Processes
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵PID:844
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C:\Users\Admin\AppData\Local\Temp\fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fb3af1a46463dd9b6aaf8d25ba508324_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" %12⤵PID:3084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD5a240958fe9d5acbe71a2b3c3a11e1102
SHA1b9413646979bb90da854a8509aa3594fb5e2a79b
SHA2566118af8a4e3c776f412e026bbaac204714d787036eeafb0406685d1f65ce7be3
SHA51209667b4fda6b8276b428fcbe57f66acb317b7e21b1e22d55ecb354e54b1352e697dcb5e2d9d9be890f694d6e1deaadda86ebca008c25eca084c2ea89678c1944