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Analysis
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max time kernel
189s -
max time network
189s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/12/2022, 00:33
Static task
static1
Behavioral task
behavioral1
Sample
c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe
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Size
104KB
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MD5
4e328816077504a745143f9588464f10
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SHA1
9f556508031efc0aca1d37624db924ff25c35ec8
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SHA256
c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7
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SHA512
18e31600641ffc5c2fe04cef02861cc6a48fdbf41411a5db828a7ef89cb912fc03663119c6c9410fd37ea4062da42fac835e31eb63898b1d1aa083afa4f12880
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SSDEEP
1536:3ohvr9fY7ieh6hC3KwTHlyHcw1rqVjSxakAyBGss7oJd:YhTlLehWwTHlyHBQNSxZs7
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" daesao.exe -
Executes dropped EXE 1 IoCs
pid Process 4692 daesao.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /b" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /i" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /r" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /e" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /d" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /a" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /o" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /x" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /c" daesao.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /k" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /p" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /z" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /n" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /f" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /h" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /j" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /u" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /q" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /w" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /v" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /l" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /s" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /y" daesao.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /f" c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /g" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /m" daesao.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\daesao = "C:\\Users\\Admin\\daesao.exe /t" daesao.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 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe 4692 daesao.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 4692 daesao.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4244 wrote to memory of 4692 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 79 PID 4244 wrote to memory of 4692 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 79 PID 4244 wrote to memory of 4692 4244 c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe"C:\Users\Admin\AppData\Local\Temp\c5a6d62e7c1129eb0c9eea3f53dc21f7d6fb27ce17631a1a34cdedb2b843c5e7.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4244 -
C:\Users\Admin\daesao.exe"C:\Users\Admin\daesao.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:4692
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
104KB
MD57bdfd681147225382929667e68926336
SHA14c9084e78a10d4a0ea58520e41ddf5b75aaf0743
SHA2560904384db08c1747047b2defd1b3b92251eb275becd2264f9263510c0a83a438
SHA51296992a3f3a6c455284dc0782b43c8a67c4ab0ae93d74b01c0eb4cd3afd40a82790f95c8d692d229828a109d549012e69542633b0e6603fa4db9ea31e7572bcbf
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Filesize
104KB
MD57bdfd681147225382929667e68926336
SHA14c9084e78a10d4a0ea58520e41ddf5b75aaf0743
SHA2560904384db08c1747047b2defd1b3b92251eb275becd2264f9263510c0a83a438
SHA51296992a3f3a6c455284dc0782b43c8a67c4ab0ae93d74b01c0eb4cd3afd40a82790f95c8d692d229828a109d549012e69542633b0e6603fa4db9ea31e7572bcbf