Analysis
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max time kernel
153s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 10:07
Static task
static1
Behavioral task
behavioral1
Sample
dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe
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Size
96KB
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MD5
cec6d0d0b73054d3921a3f6de2aff14e
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SHA1
1d384bef489728fc40a472443b8a114a651514fa
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SHA256
dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1
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SHA512
eb1afb6fd2fa246b1639e532c2249a554f43bda46753e9c2fd7971ca4d8e15819248d5372402184942d9aad3e4e7c50e699fc8de5c2e739d872e8cec21b9f9b9
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SSDEEP
1536:PVBEg52a9tyVQO8P8ych0Z/wjj3RJNEo/knRzdnynE7RldNEP8lijOezNIjnZnZ:PzE/aelychmyzR3Ek65RldqzCnBZ
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" doaujun.exe -
Executes dropped EXE 1 IoCs
pid Process 1580 doaujun.exe -
Loads dropped DLL 2 IoCs
pid Process 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /B" dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /y" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /P" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /f" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /n" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /d" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /Q" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /v" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /L" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /H" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /N" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /l" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /s" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /t" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /Z" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /i" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /m" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /j" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /c" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /R" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /A" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /q" doaujun.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /S" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /Y" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /a" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /T" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /F" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /C" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /b" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /g" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /r" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /K" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /U" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /D" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /J" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /k" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /o" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /B" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /z" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /w" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /p" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /I" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /W" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /G" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /u" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /h" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /V" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /X" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /e" doaujun.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\doaujun = "C:\\Users\\Admin\\doaujun.exe /x" doaujun.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 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe 1580 doaujun.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 1580 doaujun.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1996 wrote to memory of 1580 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 28 PID 1996 wrote to memory of 1580 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 28 PID 1996 wrote to memory of 1580 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 28 PID 1996 wrote to memory of 1580 1996 dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.exe"C:\Users\Admin\AppData\Local\Temp\dfa7a40901c451b21dc05db5453e57101c18bc7ac1719bf90822a1bb111fdbe1.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:1996 -
C:\Users\Admin\doaujun.exe"C:\Users\Admin\doaujun.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:1580
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
96KB
MD51b22d986f4c65675895e98095ef7f64d
SHA165ef2542fe16434c72ad065649861aa458016e8c
SHA2567adfd952f94b91ee1d1efc039fd39a9f478958e46addd9ae9fedae4d84122e79
SHA512b8881ed90dea9f5d7ed0ac2b5d195430ae44db77c9e804a39c09a91f3a0e0a13a231ed4bd77e02e88ade93c2c4bdc4a8ef2207bf975b59169404494303b3f548
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Filesize
96KB
MD51b22d986f4c65675895e98095ef7f64d
SHA165ef2542fe16434c72ad065649861aa458016e8c
SHA2567adfd952f94b91ee1d1efc039fd39a9f478958e46addd9ae9fedae4d84122e79
SHA512b8881ed90dea9f5d7ed0ac2b5d195430ae44db77c9e804a39c09a91f3a0e0a13a231ed4bd77e02e88ade93c2c4bdc4a8ef2207bf975b59169404494303b3f548
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Filesize
96KB
MD51b22d986f4c65675895e98095ef7f64d
SHA165ef2542fe16434c72ad065649861aa458016e8c
SHA2567adfd952f94b91ee1d1efc039fd39a9f478958e46addd9ae9fedae4d84122e79
SHA512b8881ed90dea9f5d7ed0ac2b5d195430ae44db77c9e804a39c09a91f3a0e0a13a231ed4bd77e02e88ade93c2c4bdc4a8ef2207bf975b59169404494303b3f548
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Filesize
96KB
MD51b22d986f4c65675895e98095ef7f64d
SHA165ef2542fe16434c72ad065649861aa458016e8c
SHA2567adfd952f94b91ee1d1efc039fd39a9f478958e46addd9ae9fedae4d84122e79
SHA512b8881ed90dea9f5d7ed0ac2b5d195430ae44db77c9e804a39c09a91f3a0e0a13a231ed4bd77e02e88ade93c2c4bdc4a8ef2207bf975b59169404494303b3f548