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Analysis
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max time kernel
151s -
max time network
79s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 18:52
Static task
static1
Behavioral task
behavioral1
Sample
b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe
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Size
296KB
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MD5
16f38e497750cc5f0577f99f41a92957
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SHA1
e3a4efca66bc3bfe4f55bbc78af827deade00c2b
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SHA256
b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1
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SHA512
c428d251a261b4059292d1840d14cc918546c525d1434093d2bbf4d7e863482fb96be042f6353a1fecbd6198c8693105540ec5b89f706c737d1ffdad0f4010ec
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SSDEEP
6144:L2UFRxtJcCC2lfKgO32mO1IdifegrSQOJMmSnxtAPUWJj9/P/oEAlu9UY6L6P:LLtTCqmjZHJFnPnp6l2UuP
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" b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jenif.exe -
Executes dropped EXE 1 IoCs
pid Process 1348 jenif.exe -
Loads dropped DLL 2 IoCs
pid Process 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /x" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /l" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /r" jenif.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /u" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /f" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /z" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /b" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /s" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /y" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /j" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /n" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /t" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /k" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /q" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /c" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /v" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /h" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /o" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /m" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /w" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /d" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /a" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /g" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /p" jenif.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /p" b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /e" jenif.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\jenif = "C:\\Users\\Admin\\jenif.exe /i" jenif.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 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe 1348 jenif.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 1348 jenif.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 944 wrote to memory of 1348 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 28 PID 944 wrote to memory of 1348 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 28 PID 944 wrote to memory of 1348 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 28 PID 944 wrote to memory of 1348 944 b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.exe"C:\Users\Admin\AppData\Local\Temp\b314e822198e598afcf73a976471ede7a12aae6e658a2be822a222421c4e8fa1.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:944 -
C:\Users\Admin\jenif.exe"C:\Users\Admin\jenif.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:1348
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
296KB
MD57ddf80e74db85ffb3efc327d3b09b3c4
SHA1af16aab98cea4b53b6b7a3eab60e913431269b1d
SHA25690df864a675f215883ff1c784c068cc617015248960e9f067cdd4548ea26138c
SHA512fe9b99ebde075cfa305b9946a729783b786ced1b42891d0ab186569aa1aafcccd7d3886184ad4900f7b4ebe1a4522ee020107d016c40e736102d27832ed0e3af
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Filesize
296KB
MD57ddf80e74db85ffb3efc327d3b09b3c4
SHA1af16aab98cea4b53b6b7a3eab60e913431269b1d
SHA25690df864a675f215883ff1c784c068cc617015248960e9f067cdd4548ea26138c
SHA512fe9b99ebde075cfa305b9946a729783b786ced1b42891d0ab186569aa1aafcccd7d3886184ad4900f7b4ebe1a4522ee020107d016c40e736102d27832ed0e3af
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Filesize
296KB
MD57ddf80e74db85ffb3efc327d3b09b3c4
SHA1af16aab98cea4b53b6b7a3eab60e913431269b1d
SHA25690df864a675f215883ff1c784c068cc617015248960e9f067cdd4548ea26138c
SHA512fe9b99ebde075cfa305b9946a729783b786ced1b42891d0ab186569aa1aafcccd7d3886184ad4900f7b4ebe1a4522ee020107d016c40e736102d27832ed0e3af
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Filesize
296KB
MD57ddf80e74db85ffb3efc327d3b09b3c4
SHA1af16aab98cea4b53b6b7a3eab60e913431269b1d
SHA25690df864a675f215883ff1c784c068cc617015248960e9f067cdd4548ea26138c
SHA512fe9b99ebde075cfa305b9946a729783b786ced1b42891d0ab186569aa1aafcccd7d3886184ad4900f7b4ebe1a4522ee020107d016c40e736102d27832ed0e3af