Analysis
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max time kernel
150s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03-10-2022 02:50
Static task
static1
Behavioral task
behavioral1
Sample
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
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Size
312KB
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MD5
605f6efde5e528b857cf47698e31990a
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SHA1
17b13bd54d474330c90409daf23cac96217174fa
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SHA256
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c
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SHA512
87ab60021e399cc527caaebc7009503df6792b332af0f33ccee48a2a06ca5909c10983168bd702dea3cee2587c59b040422c032076f292371345c34297bcbcfe
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SSDEEP
3072:eqTcefsODEeHETGngYp2jjiRzd9AD4vbHcjaZe8dwCjLh+Z3ePSiELV:eqQeURvTQftUDobcjWeWwCjoZ3ePSi
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jaias.exe -
Executes dropped EXE 1 IoCs
pid Process 1720 jaias.exe -
Loads dropped DLL 2 IoCs
pid Process 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /M" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /l" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /R" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /x" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /U" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /I" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /w" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /C" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /f" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /P" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /d" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /r" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /z" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /y" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /t" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /F" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /e" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /G" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /h" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /J" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /a" jaias.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /A" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /u" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /H" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /N" 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /E" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /V" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /g" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /b" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /N" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /Q" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /v" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /k" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /Y" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /m" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /n" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /o" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /X" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /W" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /q" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /L" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /i" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /T" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /c" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /O" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /S" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /B" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /K" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /Z" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /D" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /p" jaias.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\jaias = "C:\\Users\\Admin\\jaias.exe /j" jaias.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 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe 1720 jaias.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 1720 jaias.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1492 wrote to memory of 1720 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 26 PID 1492 wrote to memory of 1720 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 26 PID 1492 wrote to memory of 1720 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 26 PID 1492 wrote to memory of 1720 1492 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe"C:\Users\Admin\AppData\Local\Temp\44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.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:1492 -
C:\Users\Admin\jaias.exe"C:\Users\Admin\jaias.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:1720
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
312KB
MD51b6b0a3ad9229cfe61a96134a0c473a5
SHA13fc55d33e9065d6f919192b11c74aef0db9eaf38
SHA25651f77ec0cb53f72d2136b6360c263e0732b7a85b66e72a2012e69c149afd29a2
SHA512f7590cdd693d681e7f0c1b6dcd5f7d08c8c76ed774fcb1a1973e47d70b6e7af29bb301283729babbcffd1858284a9633b837817f1becac5aab6c127a481d8e3b
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Filesize
312KB
MD51b6b0a3ad9229cfe61a96134a0c473a5
SHA13fc55d33e9065d6f919192b11c74aef0db9eaf38
SHA25651f77ec0cb53f72d2136b6360c263e0732b7a85b66e72a2012e69c149afd29a2
SHA512f7590cdd693d681e7f0c1b6dcd5f7d08c8c76ed774fcb1a1973e47d70b6e7af29bb301283729babbcffd1858284a9633b837817f1becac5aab6c127a481d8e3b
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Filesize
312KB
MD51b6b0a3ad9229cfe61a96134a0c473a5
SHA13fc55d33e9065d6f919192b11c74aef0db9eaf38
SHA25651f77ec0cb53f72d2136b6360c263e0732b7a85b66e72a2012e69c149afd29a2
SHA512f7590cdd693d681e7f0c1b6dcd5f7d08c8c76ed774fcb1a1973e47d70b6e7af29bb301283729babbcffd1858284a9633b837817f1becac5aab6c127a481d8e3b
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Filesize
312KB
MD51b6b0a3ad9229cfe61a96134a0c473a5
SHA13fc55d33e9065d6f919192b11c74aef0db9eaf38
SHA25651f77ec0cb53f72d2136b6360c263e0732b7a85b66e72a2012e69c149afd29a2
SHA512f7590cdd693d681e7f0c1b6dcd5f7d08c8c76ed774fcb1a1973e47d70b6e7af29bb301283729babbcffd1858284a9633b837817f1becac5aab6c127a481d8e3b