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Analysis
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max time kernel
208s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 22:30
Static task
static1
Behavioral task
behavioral1
Sample
6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe
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Size
192KB
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MD5
6f5a9d9f99aeb5099ef07a65fbf82379
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SHA1
48665304dc370d133e7894b4f89a6ec776b904f7
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SHA256
6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222
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SHA512
0a089e3517513269320ead437fcf838c01586697a41d70f82a7357ae9ded7e940e00b98d05c9687f45d295c6b629582810d144b3589902afe11b21abfa78a1a0
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SSDEEP
3072:3u8+MvBnOBrpM3lt0bqO4deKIpS2Q9tC3UwtxaTSGzGXDzp8D8OJbhaDge3oKZ:5nOBr63cbqO40K394aTSGzGZ8ogcYA
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xaifu.exe -
Executes dropped EXE 1 IoCs
pid Process 1340 xaifu.exe -
Loads dropped DLL 2 IoCs
pid Process 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe -
Adds Run key to start application 2 TTPs 48 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /B" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /V" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /k" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /b" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /K" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /G" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /p" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /d" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /W" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /g" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /y" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /r" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /c" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /u" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /A" xaifu.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /x" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /L" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /l" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /F" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /R" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /a" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /z" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /G" 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /s" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /C" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /m" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /P" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /o" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /n" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /D" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /J" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /U" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /E" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /h" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /t" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /O" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /q" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /v" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /N" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /w" xaifu.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /Y" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /Z" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /f" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /e" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /S" xaifu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\xaifu = "C:\\Users\\Admin\\xaifu.exe /Q" xaifu.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 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe 1340 xaifu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 1340 xaifu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2012 wrote to memory of 1340 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 28 PID 2012 wrote to memory of 1340 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 28 PID 2012 wrote to memory of 1340 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 28 PID 2012 wrote to memory of 1340 2012 6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.exe"C:\Users\Admin\AppData\Local\Temp\6ce0e245b16cae14448bfd519c2e887777381159e7fd0fc442575a7f5e694222.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:2012 -
C:\Users\Admin\xaifu.exe"C:\Users\Admin\xaifu.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:1340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
192KB
MD5a9e928cd98a43c9885782a5139a721ac
SHA1294016679d26c1adbc6688b3dca2dfc800dcb276
SHA25638bd5a9ad999054b8c3b6e4c0a6e654bceb379e8fed2962d8043529292b005ca
SHA512bd7f8d03a0fb423881677293d3b20b9a081c7771772d9d826052924f3e25cacda9f7d91da738be016eab90c14314e94d6a22fd2a322d61358a14cb4aadb596ac
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Filesize
192KB
MD5a9e928cd98a43c9885782a5139a721ac
SHA1294016679d26c1adbc6688b3dca2dfc800dcb276
SHA25638bd5a9ad999054b8c3b6e4c0a6e654bceb379e8fed2962d8043529292b005ca
SHA512bd7f8d03a0fb423881677293d3b20b9a081c7771772d9d826052924f3e25cacda9f7d91da738be016eab90c14314e94d6a22fd2a322d61358a14cb4aadb596ac
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Filesize
192KB
MD5a9e928cd98a43c9885782a5139a721ac
SHA1294016679d26c1adbc6688b3dca2dfc800dcb276
SHA25638bd5a9ad999054b8c3b6e4c0a6e654bceb379e8fed2962d8043529292b005ca
SHA512bd7f8d03a0fb423881677293d3b20b9a081c7771772d9d826052924f3e25cacda9f7d91da738be016eab90c14314e94d6a22fd2a322d61358a14cb4aadb596ac
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Filesize
192KB
MD5a9e928cd98a43c9885782a5139a721ac
SHA1294016679d26c1adbc6688b3dca2dfc800dcb276
SHA25638bd5a9ad999054b8c3b6e4c0a6e654bceb379e8fed2962d8043529292b005ca
SHA512bd7f8d03a0fb423881677293d3b20b9a081c7771772d9d826052924f3e25cacda9f7d91da738be016eab90c14314e94d6a22fd2a322d61358a14cb4aadb596ac