Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 21:03
Static task
static1
Behavioral task
behavioral1
Sample
322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe
Resource
win10v2004-20241007-en
General
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Target
322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe
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Size
63KB
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MD5
f12e72b99b70e7d940c12a9fe8913874
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SHA1
9b8420509a8f04447af880e19dec51fd530d6cd8
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SHA256
322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b
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SHA512
61622547a88216e41ff9ca6073f0b53e5808d63292a12f7148282b5723f20460b13f970718b8e1837eb212b356adbc0e1791732e52ffc2b910c1780e092d364a
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SSDEEP
1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIS:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVw
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 3968 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 3968 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.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 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4656 wrote to memory of 3968 4656 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe 84 PID 4656 wrote to memory of 3968 4656 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe 84 PID 4656 wrote to memory of 3968 4656 322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe"C:\Users\Admin\AppData\Local\Temp\322ce9f97a0d7f86d2e703b33ba9fac7ccfd80af8de2f23de0cb72750411dd6b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
63KB
MD5745857e99f0a084026e1b89485c9272a
SHA1e0765a547050ad646863eb6204ce59de129292e9
SHA2563ad03ac4d57b316168e089ff507a210ed433ae0c6e6aef7ff3960782ed872d54
SHA5126c155c7b8c3414d4cc9d1abe714248afeb9bde60c609b1961238b49c6aa929a80f5baa0d80e89ec21051c161a48ae7d3462bfa6630af98dd3346f0d808d5bf39