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Analysis
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max time kernel
119s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 16:41
Static task
static1
Behavioral task
behavioral1
Sample
3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe
Resource
win10v2004-20240802-en
General
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Target
3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe
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Size
48KB
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MD5
9e5072fd7f02253675ea93c6b6360dc0
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SHA1
e12b4ed8689ce84fd7b3ccda9cdd0de5d66dc33e
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SHA256
3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862ace
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SHA512
7d0f9cbb6068ad8cca4daa08eb3cebd3fb879c0d113ce69a21abd92f88fec450db6032999adda974c88fadc998b67810ef1465fa26e4c421dfbf1033300ae871
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SSDEEP
1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIp:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVD
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 4616 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 4616 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.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 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4688 wrote to memory of 4616 4688 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe 82 PID 4688 wrote to memory of 4616 4688 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe 82 PID 4688 wrote to memory of 4616 4688 3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe"C:\Users\Admin\AppData\Local\Temp\3608daafa6fb4576a754a87935e439a6340f053acaec4b6a31a315a1d8862aceN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4616
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
48KB
MD5b341b52d6043b5afb889122a7dd4f96c
SHA160af5fa541a27c84f49947e9719097e2737fa90e
SHA2564be9542da0ed710acbd47f8e851ff58d40769cc256ac9a76ba3dedae1e509822
SHA5126a552c45f570d3abdb4005389defbacb59471b17b265f28190d2eda43e3ee5e8ac2e32f57686e9f48c5f9b0bc5e8d6a4426ca92b57bcc7b4b26ae62734e73908