Analysis
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max time kernel
119s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22/11/2024, 11:36
Static task
static1
Behavioral task
behavioral1
Sample
d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe
Resource
win10v2004-20241007-en
General
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Target
d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe
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Size
232KB
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MD5
460a381c320cf3cdb78be1dac853c5f8
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SHA1
1fcc3c325983e71dcc7e5805cd2c98c5158ba645
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SHA256
d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d
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SHA512
61c42397ac0b82c40b721b7b381b3a79aaaec11faab91757111b68768a140670c2f17cde8887324a7aad2895d486d9f154e681ac92902370a9cee80d65b9fbee
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SSDEEP
6144:dU3PFKs78g2KyEOaWEqxF6snji81RUinKdNOb6:8Ph+mF7
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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe Set value (int) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bzmeok.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe -
Executes dropped EXE 1 IoCs
pid Process 932 bzmeok.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /q" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /o" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /u" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /b" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /w" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /e" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /l" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /d" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /t" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /n" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /y" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /z" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /g" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /i" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /a" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /c" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /h" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /c" d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /r" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /j" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /v" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /x" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /p" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /k" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /m" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /f" bzmeok.exe Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bzmeok = "C:\\Users\\Admin\\bzmeok.exe /s" bzmeok.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bzmeok.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe 932 bzmeok.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 932 bzmeok.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4712 wrote to memory of 932 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 86 PID 4712 wrote to memory of 932 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 86 PID 4712 wrote to memory of 932 4712 d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe"C:\Users\Admin\AppData\Local\Temp\d862746f084183bb16765decc21f0eea62c48ac96eed0f9364a8a9af3248db6d.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\bzmeok.exe"C:\Users\Admin\bzmeok.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:932
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
232KB
MD5ee408d54f19082259059da7554c89010
SHA1605a600d832f5dfd7fad49dfce41cc58a4ff07f2
SHA2565ed6ac1358156311eea3068541f718a495544626ce989bb6f9169ba19420f9c9
SHA5122cb7ad20f8d417799d34933c9f28f96c299c0c59cde62298b4a7f9b612361523ca45c329ab01f2b565edcc8c57307ac408f18efc070038598a775bfef3310482