Analysis
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max time kernel
149s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
06/08/2024, 22:59
Static task
static1
Behavioral task
behavioral1
Sample
6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe
Resource
win10v2004-20240802-en
General
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Target
6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe
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Size
60KB
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MD5
575e13a7fb71ebcf97c4316c5b4d9b53
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SHA1
f27df9e7625565396cd2a629aa5b9003476bd65e
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SHA256
6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d
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SHA512
8724ae0ed3ecbdd6f5ac9a451f647a62d67152b58277a23d52134381bb0fc649f00f4e179303a63096c11995bdc8437b878f4587a8a7e4e8047dd68d363e5b2e
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SSDEEP
1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIFvSHbhqhJIhmO:NAoglOwvl4ulkP6vghzwYu7vih9GueIl
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2828 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2828 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe File created C:\Windows\HidePlugin.dll microsofthelp.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 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1752 wrote to memory of 2828 1752 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe 29 PID 1752 wrote to memory of 2828 1752 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe 29 PID 1752 wrote to memory of 2828 1752 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe 29 PID 1752 wrote to memory of 2828 1752 6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe"C:\Users\Admin\AppData\Local\Temp\6dd6bc92c43a0eba4bed0b714cad04f1f04f2302a45f149cf5680dc862202d8d.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
PID:2828
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
61KB
MD54d4c4404c973a5e23c7b841ceecf66e9
SHA172321d9c81f4e56caf93680aa15fa1139b7e0c05
SHA256599e3ad4652cc458d1b167017e6b3116811d5a7e13149844dfb70e2432e4c09b
SHA512551a311a5865e5d1333fd24c09396c04ff546b795c3506eb7dab5e4fe70174438919ee9350a0ca8a6ad8b0c3b84fffd3c91e48f597460340aebad217f71c2664