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Analysis
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max time kernel
166s -
max time network
89s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 23:40
Static task
static1
Behavioral task
behavioral1
Sample
61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe
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Size
156KB
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MD5
e46a029ce172d523438741cee086077c
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SHA1
711bb888eab2a7282f5649da091ee1303b8a16d1
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SHA256
61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059
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SHA512
51b9884dfdb6241a19cdd968b01720389f0f465d0139187a2d556c2bfe193b2005622a13582275b7ac92e54bc20ff752eb0a4ad110088f1f3a2ca8bd7ff71048
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SSDEEP
1536:Vtan4ngzp0B89NuRe305Xrud5N9jRMmBUKH7zD87/u+JcBqVbv1BsbhbEle+RReZ:AogeuufubFKVXcBqB1BGSjNX
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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" meuahag.exe -
Executes dropped EXE 1 IoCs
pid Process 1112 meuahag.exe -
Loads dropped DLL 2 IoCs
pid Process 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /v" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /q" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /p" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /y" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /a" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /z" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /w" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /k" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /e" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /l" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /d" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /c" meuahag.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /g" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /x" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /o" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /h" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /s" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /t" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /n" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /b" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /f" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /u" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /m" 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /m" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /i" meuahag.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /r" meuahag.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\meuahag = "C:\\Users\\Admin\\meuahag.exe /j" meuahag.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 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe 1112 meuahag.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 1112 meuahag.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 360 wrote to memory of 1112 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 28 PID 360 wrote to memory of 1112 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 28 PID 360 wrote to memory of 1112 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 28 PID 360 wrote to memory of 1112 360 61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.exe"C:\Users\Admin\AppData\Local\Temp\61640cb49e64543ad5dc67d80e8415f34b97149fc2f1313da62b9b7b21a81059.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:360 -
C:\Users\Admin\meuahag.exe"C:\Users\Admin\meuahag.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:1112
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD53de0b17abfd98d1c6fc182a92e23a572
SHA1a0146a1e4bf18bcc0fef28eb07d0b9f007b3991c
SHA256f8cdf488ac78135b3abef73b6d82e47e6ebd060589f0a5e613d4cd1ca9e89b77
SHA512cc696fca6c17da94888382c8167320435d8b0c55da5f9687f13f15cbe0012a27c10a1e3e75c45737f18d727828b6f2bc7765244d646358d92e091faa092deaa4
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Filesize
156KB
MD53de0b17abfd98d1c6fc182a92e23a572
SHA1a0146a1e4bf18bcc0fef28eb07d0b9f007b3991c
SHA256f8cdf488ac78135b3abef73b6d82e47e6ebd060589f0a5e613d4cd1ca9e89b77
SHA512cc696fca6c17da94888382c8167320435d8b0c55da5f9687f13f15cbe0012a27c10a1e3e75c45737f18d727828b6f2bc7765244d646358d92e091faa092deaa4
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Filesize
156KB
MD53de0b17abfd98d1c6fc182a92e23a572
SHA1a0146a1e4bf18bcc0fef28eb07d0b9f007b3991c
SHA256f8cdf488ac78135b3abef73b6d82e47e6ebd060589f0a5e613d4cd1ca9e89b77
SHA512cc696fca6c17da94888382c8167320435d8b0c55da5f9687f13f15cbe0012a27c10a1e3e75c45737f18d727828b6f2bc7765244d646358d92e091faa092deaa4
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Filesize
156KB
MD53de0b17abfd98d1c6fc182a92e23a572
SHA1a0146a1e4bf18bcc0fef28eb07d0b9f007b3991c
SHA256f8cdf488ac78135b3abef73b6d82e47e6ebd060589f0a5e613d4cd1ca9e89b77
SHA512cc696fca6c17da94888382c8167320435d8b0c55da5f9687f13f15cbe0012a27c10a1e3e75c45737f18d727828b6f2bc7765244d646358d92e091faa092deaa4