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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
27/09/2024, 01:43
Static task
static1
Behavioral task
behavioral1
Sample
c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe
Resource
win10v2004-20240802-en
General
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Target
c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe
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Size
38KB
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MD5
4792224a1fda9e36beadde993058f3f8
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SHA1
b8eeceffa43080c07b569e7034e63164f9779e9d
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SHA256
c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af
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SHA512
07526572d51e0b800436dae99422afe016943c7cc329cfba60d2790a9c922b3c4d50a25a90d87f52b3f457bf0778bbec4f6a8a8978119920f4cc5dbf4dcc0539
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SSDEEP
768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhF:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYl
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1252 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 1252 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.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 c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1232 wrote to memory of 1252 1232 c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe 30 PID 1232 wrote to memory of 1252 1232 c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe 30 PID 1232 wrote to memory of 1252 1232 c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe 30 PID 1232 wrote to memory of 1252 1232 c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe"C:\Users\Admin\AppData\Local\Temp\c9e505b6919b88872c9097c23b183fd15706d82988e69ff3f5a2d01dd62879af.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
PID:1252
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
38KB
MD50ded696732a7582ed113cd60a48fc425
SHA16f61f7f715d7fc662481bd0335ad395eef8271b5
SHA2569c3bf44f50b0697e3fdc42c350fe06a88e8bc15d0c2c6ea2c0aec829129fddef
SHA51238820250ad38301dcc03a1804100b1c505bb613ec50624062e809f156be9516089c4bac7e52f469287675671a1fc2d5bc76efae25b619d3833ffbba864101cba