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Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 09:41
Static task
static1
Behavioral task
behavioral1
Sample
9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe
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Size
232KB
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MD5
e3dd9eae9908a471a05f794e498c752f
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SHA1
47ac1544ef4a861cb7618da7920a238674dc49e4
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SHA256
9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb
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SHA512
d36f366d1cf9ab8d0a0ca75d1bc04bb7d5889ace94e0e02f2181582ce411ca03418e3d3d2729c0aaf8e31983897f45cc20688a0bb89d9dc50abbb190f2beffcb
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SSDEEP
6144:SSC3PFKs78g2KyEOaWEqxF6snji81RUinKdNObM:PgPh+mF5
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" poiomul.exe -
Executes dropped EXE 1 IoCs
pid Process 5044 poiomul.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /j" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /z" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /y" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /h" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /m" poiomul.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /l" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /n" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /a" 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /u" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /b" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /g" poiomul.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /q" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /c" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /d" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /a" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /o" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /t" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /w" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /p" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /s" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /r" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /v" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /k" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /f" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /x" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /e" poiomul.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\poiomul = "C:\\Users\\Admin\\poiomul.exe /i" poiomul.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 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe 5044 poiomul.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 5044 poiomul.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 716 wrote to memory of 5044 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 83 PID 716 wrote to memory of 5044 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 83 PID 716 wrote to memory of 5044 716 9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.exe"C:\Users\Admin\AppData\Local\Temp\9738137196b2dcc487ab284412e17af6502b24d9639adc36e8fce7cefd60ebeb.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:716 -
C:\Users\Admin\poiomul.exe"C:\Users\Admin\poiomul.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:5044
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
232KB
MD5826f4ed4a3cab33c816927a0111caa4b
SHA1c01d5ea9acf25a49d23fbbb485ccbcc0837f61a9
SHA256691b0b2973fcb6813168b0bfd487f8348844c0bf16cb7998ebb1951379317815
SHA5126a61f8c02d25e910ab0f696aae1801cbab210fc361e23bec34b76d44515607713a99c21f5e31b38659a6858b9b3bf6814ddef7b9ede9f36a4ceebe84abf1fc69
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Filesize
232KB
MD5826f4ed4a3cab33c816927a0111caa4b
SHA1c01d5ea9acf25a49d23fbbb485ccbcc0837f61a9
SHA256691b0b2973fcb6813168b0bfd487f8348844c0bf16cb7998ebb1951379317815
SHA5126a61f8c02d25e910ab0f696aae1801cbab210fc361e23bec34b76d44515607713a99c21f5e31b38659a6858b9b3bf6814ddef7b9ede9f36a4ceebe84abf1fc69