Analysis
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max time kernel
153s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
06/01/2024, 10:48
Behavioral task
behavioral1
Sample
a632a39ffdce2f2de984c6992d188986exe.exe
Resource
win7-20231215-en
General
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Target
a632a39ffdce2f2de984c6992d188986exe.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\DPI Host = "C:\\Program Files\\DPI Host\\dpihost.exe" a632a39ffdce2f2de984c6992d188986exe.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a632a39ffdce2f2de984c6992d188986exe.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\DPI Host\dpihost.exe a632a39ffdce2f2de984c6992d188986exe.exe File opened for modification C:\Program Files\DPI Host\dpihost.exe a632a39ffdce2f2de984c6992d188986exe.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 4012 schtasks.exe 3704 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1372 a632a39ffdce2f2de984c6992d188986exe.exe 1372 a632a39ffdce2f2de984c6992d188986exe.exe 1372 a632a39ffdce2f2de984c6992d188986exe.exe 1372 a632a39ffdce2f2de984c6992d188986exe.exe 1372 a632a39ffdce2f2de984c6992d188986exe.exe 1372 a632a39ffdce2f2de984c6992d188986exe.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1372 a632a39ffdce2f2de984c6992d188986exe.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1372 a632a39ffdce2f2de984c6992d188986exe.exe Token: SeDebugPrivilege 1372 a632a39ffdce2f2de984c6992d188986exe.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1372 wrote to memory of 4012 1372 a632a39ffdce2f2de984c6992d188986exe.exe 92 PID 1372 wrote to memory of 4012 1372 a632a39ffdce2f2de984c6992d188986exe.exe 92 PID 1372 wrote to memory of 3704 1372 a632a39ffdce2f2de984c6992d188986exe.exe 93 PID 1372 wrote to memory of 3704 1372 a632a39ffdce2f2de984c6992d188986exe.exe 93 -
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\a632a39ffdce2f2de984c6992d188986exe.exe"C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986exe.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:1372 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks.exe" /create /f /tn "DPI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp96A2.tmp"2⤵
- Creates scheduled task(s)
PID:4012
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C:\Windows\SYSTEM32\schtasks.exe"schtasks.exe" /create /f /tn "DPI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9730.tmp"2⤵
- Creates scheduled task(s)
PID:3704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5476c6c8093867de65de595366be3af7f
SHA1ce589448fefb0f8f2b8a12e53268950dfcd74260
SHA2566ac541e13827e456a1655a0d7d7a0ced95e80c9b21c531cd835cf533ba1445cf
SHA51279026709ab928ca9a48c8233bdc44d45897445dc883fac224e0de260fe3bbbf77fb501e831f0a941fb736e2d974a86a59b12ab0f4fc250eecc81905bcaeaca4e
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Filesize
1KB
MD5e274048fb213793c29ce768621c6df65
SHA17e190d9ca2b7d2c023bded04acd88329cf7f46bb
SHA256fd4508a724b28d4fd220fe7fb48422f990c2e5b0fab4a1ad36edba4dd4325d74
SHA51268f86942c9577e7bcd2b7f91dca84764c63f946716e450f621c4d129dc9abe39950a40ca773b2186ee02b73650a1ba118fe1ae5c2b52370a013fe917c285868c