Analysis
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max time kernel
152s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 13:32
Static task
static1
Behavioral task
behavioral1
Sample
4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe
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Size
100KB
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MD5
6058ff144674ba09d1b6d07c79e1265c
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SHA1
f82c8ed10dc1f2a41225676c24cd1519bd3175fd
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SHA256
4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb
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SHA512
1c05b952577048bbbcfbb2c4058dcfdbf43e1d8d7dddbf57218113d38ef8425f1b9fb8cb17216b926c268fb4adc39f258d01da12fd955a5c5f89656376eb307e
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SSDEEP
1536:n4Hi0gNHdOp4BNRXAEwqScgDz0Bg2PDXJRde/SwvFMYVwC+QaMnoXjLl06d:CKdW4zDfDXJVI+oo3m6d
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" heihooy.exe -
Executes dropped EXE 1 IoCs
pid Process 584 heihooy.exe -
Loads dropped DLL 2 IoCs
pid Process 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe -
Adds Run key to start application 2 TTPs 28 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /k" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /e" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /l" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /f" heihooy.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /d" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /g" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /n" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /a" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /m" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /b" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /x" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /d" 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /q" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /y" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /w" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /p" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /t" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /z" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /o" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /c" heihooy.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /j" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /i" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /s" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /u" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /h" heihooy.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\heihooy = "C:\\Users\\Admin\\heihooy.exe /v" heihooy.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe 584 heihooy.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 584 heihooy.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1152 wrote to memory of 584 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 28 PID 1152 wrote to memory of 584 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 28 PID 1152 wrote to memory of 584 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 28 PID 1152 wrote to memory of 584 1152 4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe"C:\Users\Admin\AppData\Local\Temp\4935b278900a8357957186261d369b421118c31bf146ffb42ab165661ebf0cfb.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Users\Admin\heihooy.exe"C:\Users\Admin\heihooy.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:584
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
100KB
MD5e347058fdfad10f9bb2cead5b5af91d4
SHA12791a4fc3e5c59d55cd033ea78c657d670fc342f
SHA256ac29f19b650948d6f0afc1fabc6f02420fbb673dfdeb96b2df870b2141a6b8fb
SHA512a3b634963a2f49a0b7eaa82fbdd398ceecc76697a8f517aa681b27827360acb4e1276a99fd98084b32d288af76bd75438ec577bf85135c011de12e576b7863c8
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Filesize
100KB
MD5e347058fdfad10f9bb2cead5b5af91d4
SHA12791a4fc3e5c59d55cd033ea78c657d670fc342f
SHA256ac29f19b650948d6f0afc1fabc6f02420fbb673dfdeb96b2df870b2141a6b8fb
SHA512a3b634963a2f49a0b7eaa82fbdd398ceecc76697a8f517aa681b27827360acb4e1276a99fd98084b32d288af76bd75438ec577bf85135c011de12e576b7863c8
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Filesize
100KB
MD5e347058fdfad10f9bb2cead5b5af91d4
SHA12791a4fc3e5c59d55cd033ea78c657d670fc342f
SHA256ac29f19b650948d6f0afc1fabc6f02420fbb673dfdeb96b2df870b2141a6b8fb
SHA512a3b634963a2f49a0b7eaa82fbdd398ceecc76697a8f517aa681b27827360acb4e1276a99fd98084b32d288af76bd75438ec577bf85135c011de12e576b7863c8
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Filesize
100KB
MD5e347058fdfad10f9bb2cead5b5af91d4
SHA12791a4fc3e5c59d55cd033ea78c657d670fc342f
SHA256ac29f19b650948d6f0afc1fabc6f02420fbb673dfdeb96b2df870b2141a6b8fb
SHA512a3b634963a2f49a0b7eaa82fbdd398ceecc76697a8f517aa681b27827360acb4e1276a99fd98084b32d288af76bd75438ec577bf85135c011de12e576b7863c8