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Analysis
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max time kernel
120s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 22:10
Static task
static1
Behavioral task
behavioral1
Sample
afe6a464cfdf9cf5701deb49efda08e0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
afe6a464cfdf9cf5701deb49efda08e0N.exe
Resource
win10v2004-20240802-en
General
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Target
afe6a464cfdf9cf5701deb49efda08e0N.exe
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Size
43KB
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MD5
afe6a464cfdf9cf5701deb49efda08e0
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SHA1
0b07a30ade2e12f32cb1472f92625dd77d868139
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SHA256
0d541eba851131ea569816157c7fca8fa1b23e346d9f25709df80e44ba0d7a44
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SHA512
20243f3be07123bfe4655b4ea768487d9fd929b7dc636ee5f6fa31666ecd6b379e31eee7d4746666fd0e3c09622413045327ba3ce4ba708164c17076cc710f9d
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SSDEEP
768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhN:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYt
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 4784 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 4784 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" afe6a464cfdf9cf5701deb49efda08e0N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe afe6a464cfdf9cf5701deb49efda08e0N.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 afe6a464cfdf9cf5701deb49efda08e0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2028 wrote to memory of 4784 2028 afe6a464cfdf9cf5701deb49efda08e0N.exe 84 PID 2028 wrote to memory of 4784 2028 afe6a464cfdf9cf5701deb49efda08e0N.exe 84 PID 2028 wrote to memory of 4784 2028 afe6a464cfdf9cf5701deb49efda08e0N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\afe6a464cfdf9cf5701deb49efda08e0N.exe"C:\Users\Admin\AppData\Local\Temp\afe6a464cfdf9cf5701deb49efda08e0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
43KB
MD57f128d610254626cf25ff5f369924ffe
SHA13686e3b614c9f1e99cf6456306b99c09785f088e
SHA256e20325608511a2384d7ed103eeabb09c1ea3595a0c1f9e272b2f4fad979caacc
SHA5120752d9ff7df89c924fce4a3876ee405f614d70a91094995df9d9b3d763a888c4d0019d7ee0d7adaf4f15c9997f1fd69b281dd38c98ca8bbb990d2a2b1e5d22b4