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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22/09/2024, 04:18
Static task
static1
Behavioral task
behavioral1
Sample
f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe
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Size
2.7MB
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MD5
f1449c2f5dfd9be9dede6445345abfc8
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SHA1
57dc4ccfd8b9024729812927e3e9a10f216484be
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SHA256
8ee11a11ae080a85a7f368136b01ce6e12356d6633367e453255019faf6614c7
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SHA512
75486edeb666e345d7f8882d1b2a8351e0825476e9e5a791aee4a38135877ec82cb371d0539ac07284e08da589b2e2662f600369cb5a3a125319ed4be728238f
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SSDEEP
3072:MakRZmr1jUFpheqsFR6T+8N1voQSzqndUmhZrLU7rj+q/1c8JEShihD3eQ7FODeJ:
Malware Config
Signatures
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\Vmware Tools f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Services = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update Folder\\Windows Update.exe" f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Users\\Admin\\AppData\\Roaming\\winzip\\Services.exe" f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3980 set thread context of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe File created C:\Windows\assembly\Desktop.ini f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe File opened for modification C:\Windows\assembly\Desktop.ini f1449c2f5dfd9be9dede6445345abfc8_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 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe Token: 33 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 384 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82 PID 3980 wrote to memory of 384 3980 f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe"1⤵
- Looks for VMWare Tools registry key
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Users\Admin\AppData\Local\Temp\f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe"{path}"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:384
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:2560
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\f1449c2f5dfd9be9dede6445345abfc8_JaffaCakes118.exe.log
Filesize437B
MD53482791fbab748aa684345e577ea1c79
SHA15d2de725e0770c356c70ae19a922816f1286a4d3
SHA2567721f1add1265002a28f6154465504ba32ff43b81a44d8b36dbb252104a356cf
SHA5126b42f5eae697bcce6f18608a52e98c804c1644c16328db8bc746287faf58ac6e56044b8daaab5cc65c3f367148e83b125a32ace0c4fb8b992a53c90249781fbd
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Filesize
2.7MB
MD5f1449c2f5dfd9be9dede6445345abfc8
SHA157dc4ccfd8b9024729812927e3e9a10f216484be
SHA2568ee11a11ae080a85a7f368136b01ce6e12356d6633367e453255019faf6614c7
SHA51275486edeb666e345d7f8882d1b2a8351e0825476e9e5a791aee4a38135877ec82cb371d0539ac07284e08da589b2e2662f600369cb5a3a125319ed4be728238f