Analysis
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max time kernel
122s -
max time network
174s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
06/01/2024, 08:03
Behavioral task
behavioral1
Sample
a632a39ffdce2f2de984c6992d188986.exe
Resource
win7-20231215-en
General
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Target
a632a39ffdce2f2de984c6992d188986.exe
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Size
533KB
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MD5
a632a39ffdce2f2de984c6992d188986
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SHA1
7a1bb8fea06c819b7e575f9ef431af09151837eb
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SHA256
6800905847788c228e211fd1086dad6a20aa745d1351c0bd43d5f89aa58b1c9e
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SHA512
a7a6f0bc2448f3222652882893c9b14e21f073dce0dc0509c534bd0e1219a8860278be485a1b41333f7b9dc969431aacd54701f4ca7eb9d615ffdf192452244b
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SSDEEP
12288:HLV6Btpmklh0YDwhTOSq5nyxUnfMgE9Pb/ji7u8LW:rApflh0Ik5vanhI/ku86
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WPA Host = "C:\\Program Files\\WPA Host\\wpahost.exe" a632a39ffdce2f2de984c6992d188986.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a632a39ffdce2f2de984c6992d188986.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\WPA Host\wpahost.exe a632a39ffdce2f2de984c6992d188986.exe File opened for modification C:\Program Files\WPA Host\wpahost.exe a632a39ffdce2f2de984c6992d188986.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2732 schtasks.exe 2336 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2812 a632a39ffdce2f2de984c6992d188986.exe 2812 a632a39ffdce2f2de984c6992d188986.exe 2812 a632a39ffdce2f2de984c6992d188986.exe 2812 a632a39ffdce2f2de984c6992d188986.exe 2812 a632a39ffdce2f2de984c6992d188986.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2812 a632a39ffdce2f2de984c6992d188986.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2812 a632a39ffdce2f2de984c6992d188986.exe Token: SeDebugPrivilege 2812 a632a39ffdce2f2de984c6992d188986.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2812 wrote to memory of 2336 2812 a632a39ffdce2f2de984c6992d188986.exe 28 PID 2812 wrote to memory of 2336 2812 a632a39ffdce2f2de984c6992d188986.exe 28 PID 2812 wrote to memory of 2336 2812 a632a39ffdce2f2de984c6992d188986.exe 28 PID 2812 wrote to memory of 2732 2812 a632a39ffdce2f2de984c6992d188986.exe 30 PID 2812 wrote to memory of 2732 2812 a632a39ffdce2f2de984c6992d188986.exe 30 PID 2812 wrote to memory of 2732 2812 a632a39ffdce2f2de984c6992d188986.exe 30 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe"C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\system32\schtasks.exe"schtasks.exe" /create /f /tn "WPA Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9E33.tmp"2⤵
- Creates scheduled task(s)
PID:2336
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C:\Windows\system32\schtasks.exe"schtasks.exe" /create /f /tn "WPA Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA056.tmp"2⤵
- Creates scheduled task(s)
PID:2732
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5029e60b39959bba895979975e33b96a5
SHA1ebd492c14ffb3733d315adc7378175a4de8d4104
SHA256037de60417e4d3866d82505a021651fd8101ad0c4270e86a1cc3c272dde08196
SHA5128977daaa0da4713c3802562402731d201c063385cd86728e81528a4b419f8a8302f6408e53906b69ebace2fc83b5567c2a6b6cf25958b3f73db3874909ef82bd
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Filesize
1KB
MD5546376acefe53162f600524f73ae4e6c
SHA1817001ca7e3fe592e5a4301e1a95f6019d092dfd
SHA256d2d2f5a4da729ce0e02db5483bb54b8c2fbf488de0cedef5957fe1b8370020f7
SHA512ac98042908340be1e369cdbd7474497a7673fceeba71454fd1a54f8ab3b460784552d38724fcf8e2ff51a68b09e7f9954a1426ac6bdfdf5dee385fd8345503f1