Analysis
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max time kernel
120s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
12/11/2024, 13:59
Static task
static1
Behavioral task
behavioral1
Sample
ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe
Resource
win10v2004-20241007-en
General
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Target
ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe
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Size
64KB
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MD5
e6f0fc333484d0daafca3f303e111c5e
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SHA1
3fd0ce7348cf1fd99704b7c00f0e2dd74500226c
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SHA256
ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3
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SHA512
89c3666124825dd6e8f67381c904b76dd530d2c6734b6ca2c329d41c81598f95e3ee105b7012a7aab6500f27022fa3826fcf3b203be1db190e11e28cd33ccb5d
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SSDEEP
1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAcBHUIFvSHbhqhJgyh/:NAoglOwvl4ulkP6vghzwYu7vih9GueIe
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2888 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2888 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe File created C:\Windows\HidePlugin.dll microsofthelp.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 ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3064 wrote to memory of 2888 3064 ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe 30 PID 3064 wrote to memory of 2888 3064 ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe 30 PID 3064 wrote to memory of 2888 3064 ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe 30 PID 3064 wrote to memory of 2888 3064 ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe"C:\Users\Admin\AppData\Local\Temp\ee0a19097bd66d48c532b44b172846bd8b1d5f3816232c67d4576cefa94d44a3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
PID:2888
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD56f7eb389a06c0a0460fd4612987bde59
SHA195e819c7000244088a020cfde47b45272453d9b9
SHA256c3f015a16173064220e09a62855ff4fa7aa70d3c7db78c48956009010c59cbd4
SHA512e4fdea4a9a484f02b5ae9977efaed6bec8ff9523932cc5aff8518ec88bf72b4496e92c5e6ad5283951c6fbbc6ab6289f4b16cb28ce85ec65d9216d5064af7993