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Analysis
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max time kernel
151s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 19:41
Static task
static1
Behavioral task
behavioral1
Sample
a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe
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Size
268KB
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MD5
7cbd3ff4570441213a1815e13be27f30
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SHA1
838dc7e35ec10d72cf1a24c49ca0d4999c633f77
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SHA256
a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198
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SHA512
3704a61ac6ea36ecdec0d36180b45c64af1da82298dff3ae2b395357c30b611b24163b83a7dc6b746e546cb577d9d963718c8b4d65eaa9f87e22d98750f92d8d
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SSDEEP
6144:yGwz2Eu+yV2PL9JhCNjKV6MG31luID8NLJTPxhMbmNPjiiSjx:yXMs0Nz8tJTZhMiiT
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" hmjuij.exe -
Executes dropped EXE 1 IoCs
pid Process 3020 hmjuij.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /m" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /s" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /q" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /k" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /e" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /w" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /g" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /x" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /a" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /f" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /l" hmjuij.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /j" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /n" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /i" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /c" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /b" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /e" a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /y" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /o" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /d" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /u" hmjuij.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /h" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /r" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /t" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /p" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /v" hmjuij.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hmjuij = "C:\\Users\\Admin\\hmjuij.exe /z" hmjuij.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 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe 3020 hmjuij.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 3020 hmjuij.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3452 wrote to memory of 3020 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 80 PID 3452 wrote to memory of 3020 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 80 PID 3452 wrote to memory of 3020 3452 a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.exe"C:\Users\Admin\AppData\Local\Temp\a5b12eee93fb22d8856f5103ef1f6057f18d3bfab7f37647d4e28196878b8198.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:3452 -
C:\Users\Admin\hmjuij.exe"C:\Users\Admin\hmjuij.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:3020
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
268KB
MD52f0ca33c455bbe4caad18bb6c44d263a
SHA1a4e0350e79c095a79f739dd6d48af9d8bc6c2019
SHA25676d18ecbbf8071fbd42d843657bf4047b3bd2cf255548a0ce9be3abf22a26669
SHA51295df46221b8ab00d421ed0d011efc5f952db16153fe72d194a630004871e10d9bbd13271a26468460c9dffb947ed849804767e8fac848400a7634c002c10cde6
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Filesize
268KB
MD52f0ca33c455bbe4caad18bb6c44d263a
SHA1a4e0350e79c095a79f739dd6d48af9d8bc6c2019
SHA25676d18ecbbf8071fbd42d843657bf4047b3bd2cf255548a0ce9be3abf22a26669
SHA51295df46221b8ab00d421ed0d011efc5f952db16153fe72d194a630004871e10d9bbd13271a26468460c9dffb947ed849804767e8fac848400a7634c002c10cde6