Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2023, 19:55
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
NEAS.684820cff08b6f81238811f949006800.exe
Resource
win7-20231020-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.684820cff08b6f81238811f949006800.exe
Resource
win10v2004-20231023-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
NEAS.684820cff08b6f81238811f949006800.exe
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Size
88KB
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MD5
684820cff08b6f81238811f949006800
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SHA1
260580c0b194ea9c6ec5f3ba012d71325e619545
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SHA256
8bce07407daff52f8b415543faf53aa4e7e5c4b69bb072ba543ba2f74b0a6473
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SHA512
0788c81c715b5ba9b08da65ddc530245c3bf7afcdd8476b3efcaee1996d3cf14611ddf18e4400b3f9045173c80c051bd311bb308612bb36dd20a19309d3981ec
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SSDEEP
768:1K4cy0muec4OdJNUC1x2avPPpykILkGuIBLP3nRndrS1Gb:1pc0ZOdUCJwVu6pS1Gb
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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" NEAS.684820cff08b6f81238811f949006800.exe Set value (int) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jeefau.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-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation NEAS.684820cff08b6f81238811f949006800.exe -
Executes dropped EXE 1 IoCs
pid Process 2732 jeefau.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /i" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /n" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /f" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /z" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /a" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /x" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /c" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /b" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /j" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /r" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /t" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /e" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /q" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /m" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /s" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /w" NEAS.684820cff08b6f81238811f949006800.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /y" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /k" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /o" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /h" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /l" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /p" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /w" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /u" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /g" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /d" jeefau.exe Set value (str) \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jeefau = "C:\\Users\\Admin\\jeefau.exe /v" jeefau.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 916 NEAS.684820cff08b6f81238811f949006800.exe 916 NEAS.684820cff08b6f81238811f949006800.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe 2732 jeefau.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 916 NEAS.684820cff08b6f81238811f949006800.exe 2732 jeefau.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 916 wrote to memory of 2732 916 NEAS.684820cff08b6f81238811f949006800.exe 86 PID 916 wrote to memory of 2732 916 NEAS.684820cff08b6f81238811f949006800.exe 86 PID 916 wrote to memory of 2732 916 NEAS.684820cff08b6f81238811f949006800.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.684820cff08b6f81238811f949006800.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.684820cff08b6f81238811f949006800.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:916 -
C:\Users\Admin\jeefau.exe"C:\Users\Admin\jeefau.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:2732
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
88KB
MD527d4f84ec081f204fc5dadae78c5bdf2
SHA123ff4c29e31d2cbc2f0e06692eb288883f42e5e0
SHA256590a1eec1d1a41ce3733c8a1fa0f6e6727e08f3cfe375d334ee7409f20eee2b7
SHA5124515be80ce7e480a783b2981011f5105c01ff5d942667c82b006b3619dc3a7f9eaa9b2ab04275c2d772e15455719a7b3ac13ab44f15bf9988a83d6615fcc1601
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Filesize
88KB
MD527d4f84ec081f204fc5dadae78c5bdf2
SHA123ff4c29e31d2cbc2f0e06692eb288883f42e5e0
SHA256590a1eec1d1a41ce3733c8a1fa0f6e6727e08f3cfe375d334ee7409f20eee2b7
SHA5124515be80ce7e480a783b2981011f5105c01ff5d942667c82b006b3619dc3a7f9eaa9b2ab04275c2d772e15455719a7b3ac13ab44f15bf9988a83d6615fcc1601
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Filesize
88KB
MD527d4f84ec081f204fc5dadae78c5bdf2
SHA123ff4c29e31d2cbc2f0e06692eb288883f42e5e0
SHA256590a1eec1d1a41ce3733c8a1fa0f6e6727e08f3cfe375d334ee7409f20eee2b7
SHA5124515be80ce7e480a783b2981011f5105c01ff5d942667c82b006b3619dc3a7f9eaa9b2ab04275c2d772e15455719a7b3ac13ab44f15bf9988a83d6615fcc1601