Analysis
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max time kernel
166s -
max time network
53s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07-12-2022 03:23
Static task
static1
Behavioral task
behavioral1
Sample
b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe
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Size
208KB
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MD5
4a913c8aa0df7e39c6822b48d26e6e10
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SHA1
16ecc1a3dfd9830270c069ccd3e230208e678f23
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SHA256
b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d
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SHA512
3b8b4afbd15de133cf1c8473a15bb6da46d851c2fd304e3b5db149ecff1f844089f49e3d5d882ae0384c119b08038fe9071d919426e9bbb3e41afd5a5d2e5efc
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SSDEEP
3072:oFtCD3EAkPRCSk3YRNCgmm/r4o+1EqCzfA1WmdH83qZ0oREdxuDwZe/rPXUv9Ut2:QtiCRCm/r4JOmN83GuuuSXUWGx
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" geiafek.exe -
Executes dropped EXE 1 IoCs
pid Process 2044 geiafek.exe -
Loads dropped DLL 2 IoCs
pid Process 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /a" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /u" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /m" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /h" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /n" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /r" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /k" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /e" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /l" geiafek.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /o" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /j" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /i" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /y" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /q" b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /t" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /v" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /g" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /c" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /x" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /b" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /q" geiafek.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /f" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /d" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /z" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /p" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /s" geiafek.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geiafek = "C:\\Users\\Admin\\geiafek.exe /w" geiafek.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 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe 2044 geiafek.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 2044 geiafek.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 552 wrote to memory of 2044 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 27 PID 552 wrote to memory of 2044 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 27 PID 552 wrote to memory of 2044 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 27 PID 552 wrote to memory of 2044 552 b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.exe"C:\Users\Admin\AppData\Local\Temp\b46198dc20027d23ca3aeef857eff2cc59c3e3202c422d68cecc431f3003a42d.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:552 -
C:\Users\Admin\geiafek.exe"C:\Users\Admin\geiafek.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:2044
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208KB
MD5aac6c1d7d9a3af1ec30c2500b24ef235
SHA1e18320bdfe5852f0dc5ee3dca296c95f49ff43cb
SHA2563dbcf74e81b6cb26c40dd39f16f9df62281f04a3723018a2135109eada363b21
SHA512cca6dbd1c609b1b3ec511639fe733f56a0201914c40a5085433c42fe3974b932c3ba95d92f043d44cf687a0395a500c82d33849593fc4374ac853846b1f1845a
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Filesize
208KB
MD5aac6c1d7d9a3af1ec30c2500b24ef235
SHA1e18320bdfe5852f0dc5ee3dca296c95f49ff43cb
SHA2563dbcf74e81b6cb26c40dd39f16f9df62281f04a3723018a2135109eada363b21
SHA512cca6dbd1c609b1b3ec511639fe733f56a0201914c40a5085433c42fe3974b932c3ba95d92f043d44cf687a0395a500c82d33849593fc4374ac853846b1f1845a
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Filesize
208KB
MD5aac6c1d7d9a3af1ec30c2500b24ef235
SHA1e18320bdfe5852f0dc5ee3dca296c95f49ff43cb
SHA2563dbcf74e81b6cb26c40dd39f16f9df62281f04a3723018a2135109eada363b21
SHA512cca6dbd1c609b1b3ec511639fe733f56a0201914c40a5085433c42fe3974b932c3ba95d92f043d44cf687a0395a500c82d33849593fc4374ac853846b1f1845a
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Filesize
208KB
MD5aac6c1d7d9a3af1ec30c2500b24ef235
SHA1e18320bdfe5852f0dc5ee3dca296c95f49ff43cb
SHA2563dbcf74e81b6cb26c40dd39f16f9df62281f04a3723018a2135109eada363b21
SHA512cca6dbd1c609b1b3ec511639fe733f56a0201914c40a5085433c42fe3974b932c3ba95d92f043d44cf687a0395a500c82d33849593fc4374ac853846b1f1845a