Analysis
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max time kernel
120s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2024, 20:29
Static task
static1
Behavioral task
behavioral1
Sample
4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe
Resource
win10v2004-20241007-en
General
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Target
4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe
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Size
96KB
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MD5
0737ca7b346eff06a8fd270e0b944af0
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SHA1
a0fa7fdbb74d099ea348a89e706743be1ee0d9d7
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SHA256
4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405
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SHA512
c7c1091641769d2722eb6b770b2a0fa2dbfffcb2e730fb0e9a4a963f5cc6e8ddc2a014abd1785942bb182653ad70f1119ebd22453cf50768f7b6e343d86531be
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SSDEEP
3072:YAowyFgjTiUkEwt6OlvaeEpIaCtwUaSvcmGCCCCCHCChCHCCCdg1WCCCZhWtuQha:PJjGUkfUf
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 3148 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 3148 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe File created C:\Windows\HidePlugin.dll microsofthelp.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 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4676 wrote to memory of 3148 4676 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe 83 PID 4676 wrote to memory of 3148 4676 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe 83 PID 4676 wrote to memory of 3148 4676 4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe"C:\Users\Admin\AppData\Local\Temp\4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3148
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
96KB
MD5b2bed4fbb4f3751ad876e2344fee39af
SHA1d583d07e0b747c66d68381a18ebd16895df05ec8
SHA256bbb5086cba2249352364cb87fb853943b639d2dcd577dccc5351d1cc774c1cdb
SHA512076c8cc99b6255134d731c80dc496923393649a05c2d4be2cb96b35951d8963f12e6e46f15db607a02b7a4e02fce08bc13432fcbafc8c66f679af7e39f1196c3