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Analysis
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max time kernel
151s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 22:32
Static task
static1
Behavioral task
behavioral1
Sample
de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe
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Size
224KB
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MD5
007c08f6e54ca6b2d5de2d69ddb85000
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SHA1
48dc055f6fd59a22862ccaf23122b09294ab21f4
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SHA256
de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1
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SHA512
9de00c17493944e8020db48f85becf22ded9ef063c14fad6df5da578ddb2b88713ba22ef45c868ea0b4230564bb6c2e8b6d097c008ff120c511b89a5866dc14f
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SSDEEP
1536:zCedASRw0awoIZsh0CF+sKE0C1rZL4H0c/7wHeLxjaimtAbe79WCyiHCUXR6TAFG:i0MOFCsv/CL0jaQaWCyiHCx1psgN
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" de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" doivu.exe -
Executes dropped EXE 1 IoCs
pid Process 956 doivu.exe -
Loads dropped DLL 2 IoCs
pid Process 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.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\doivu = "C:\\Users\\Admin\\doivu.exe /e" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /a" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /k" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /z" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /f" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /g" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /c" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /x" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /n" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /s" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /i" doivu.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /r" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /j" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /t" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /b" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /m" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /y" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /w" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /u" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /v" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /o" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /l" de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /h" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /p" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /l" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /q" doivu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\doivu = "C:\\Users\\Admin\\doivu.exe /d" doivu.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 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe 956 doivu.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 956 doivu.exe 956 doivu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1528 wrote to memory of 956 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 27 PID 1528 wrote to memory of 956 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 27 PID 1528 wrote to memory of 956 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 27 PID 1528 wrote to memory of 956 1528 de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.exe"C:\Users\Admin\AppData\Local\Temp\de9d23970cad0cb40fa8d824d69bdb649fb74b5c42b75e6e51c2c5a12b288ea1.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:1528 -
C:\Users\Admin\doivu.exe"C:\Users\Admin\doivu.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:956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD55270c2c3411d03fda306a013243610a4
SHA1c57049b8a7874439efe48e4b9712dda6a967aadb
SHA256f7e59d017cbe26fc97328f58f5bec2302bca9a3db719ef256c26430eadf2c8db
SHA512bad7de491f5818fc9966c8800da9ecbaf9d57cf98a9ba74ba7b1931789b7b4a99e70005e118ce1071b56658b65d81200c17c976ea3aa33e283fbfd86436a9ecd
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Filesize
224KB
MD55270c2c3411d03fda306a013243610a4
SHA1c57049b8a7874439efe48e4b9712dda6a967aadb
SHA256f7e59d017cbe26fc97328f58f5bec2302bca9a3db719ef256c26430eadf2c8db
SHA512bad7de491f5818fc9966c8800da9ecbaf9d57cf98a9ba74ba7b1931789b7b4a99e70005e118ce1071b56658b65d81200c17c976ea3aa33e283fbfd86436a9ecd
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Filesize
224KB
MD55270c2c3411d03fda306a013243610a4
SHA1c57049b8a7874439efe48e4b9712dda6a967aadb
SHA256f7e59d017cbe26fc97328f58f5bec2302bca9a3db719ef256c26430eadf2c8db
SHA512bad7de491f5818fc9966c8800da9ecbaf9d57cf98a9ba74ba7b1931789b7b4a99e70005e118ce1071b56658b65d81200c17c976ea3aa33e283fbfd86436a9ecd
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Filesize
224KB
MD55270c2c3411d03fda306a013243610a4
SHA1c57049b8a7874439efe48e4b9712dda6a967aadb
SHA256f7e59d017cbe26fc97328f58f5bec2302bca9a3db719ef256c26430eadf2c8db
SHA512bad7de491f5818fc9966c8800da9ecbaf9d57cf98a9ba74ba7b1931789b7b4a99e70005e118ce1071b56658b65d81200c17c976ea3aa33e283fbfd86436a9ecd