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Analysis
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max time kernel
164s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 15:13
Behavioral task
behavioral1
Sample
a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe
Resource
win10v2004-20220812-en
General
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Target
a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe
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Size
1.4MB
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MD5
8b37439aba301bff82dcaa498fe3ed49
-
SHA1
c2c708ff671d881ab31aa35a6d6fb3aa70ef2d68
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SHA256
a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d
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SHA512
5fafb3996066027c075b127ab565c5f2828be80cf13493c71c3ceb2c90cda21e0a2d89cddfedc81fb3ccd77b63aea595333610b6091baabc4b23022b6e344267
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SSDEEP
24576:dUWq9EC4sDG3i08cL7VKQwZMT/h7g2smZ0ItcIxtzbHOoB4XsB95B/GiYPOn4Hy2:rAmi08yptsM17g2nxtcIx9HOoBh95BDZ
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3468-132-0x0000000000400000-0x00000000008BD000-memory.dmp upx behavioral2/memory/3468-138-0x0000000000400000-0x00000000008BD000-memory.dmp upx -
Loads dropped DLL 4 IoCs
pid Process 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\SkinH_EL.dll a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe File created C:\Windows\SysWOW64\DNFÊäÈë·¨.ime a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\otup.dll a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe 3468 a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe"C:\Users\Admin\AppData\Local\Temp\a9200cd6c58de4f5d20d10d387cf4912daab1037179ddfdda887b9004dad9c5d.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:3468
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
52KB
MD5c19a9f52996c85527e500747a7d69749
SHA1ad867382e1f3696f1a46a577c62e49cbd3b03a14
SHA2561c335c6d63bdf8fc0382bca35a0da10b2b0d4f338f85e18189beab13c45a942b
SHA512e54323b141d813499b9e763de8df06870fa6a225d1403bd1bec49dc4a0996d11f53706bb6fe58a11f5dc639999a51a8f99d4241b54a1edaf75ba43a30dd78f12
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Filesize
52KB
MD5c19a9f52996c85527e500747a7d69749
SHA1ad867382e1f3696f1a46a577c62e49cbd3b03a14
SHA2561c335c6d63bdf8fc0382bca35a0da10b2b0d4f338f85e18189beab13c45a942b
SHA512e54323b141d813499b9e763de8df06870fa6a225d1403bd1bec49dc4a0996d11f53706bb6fe58a11f5dc639999a51a8f99d4241b54a1edaf75ba43a30dd78f12
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Filesize
688KB
MD5bd42ef63fc0f79fdaaeca95d62a96bbb
SHA197ca8ccb0e6f7ffeb05dc441b2427feb0b634033
SHA256573cf4e4dfa8fe51fc8b80b79cd626cb861260d26b6e4f627841e11b4dce2f48
SHA512431b5487003add16865538de428bf518046ee97ab6423d88f92cda4ff263f971c0cf3827049465b9288a219cc32698fd687939c7c648870dd7d8d6776735c93c
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Filesize
688KB
MD5bd42ef63fc0f79fdaaeca95d62a96bbb
SHA197ca8ccb0e6f7ffeb05dc441b2427feb0b634033
SHA256573cf4e4dfa8fe51fc8b80b79cd626cb861260d26b6e4f627841e11b4dce2f48
SHA512431b5487003add16865538de428bf518046ee97ab6423d88f92cda4ff263f971c0cf3827049465b9288a219cc32698fd687939c7c648870dd7d8d6776735c93c