Analysis
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max time kernel
161s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 00:51
Static task
static1
Behavioral task
behavioral1
Sample
994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe
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Size
228KB
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MD5
6f5896d1fc5108f219393faba5d38440
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SHA1
44573b5563718fd05b6ea68620bf3a848f145f4f
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SHA256
994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b
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SHA512
bceb923fdbb8887ee37c6a36815a1ad950afb3294d2bb310d7067a3dc29ee83a7dd3025c9fc3ca538cc44f5bae0c36de1eb5d58b8dca4661fa94526347ca29c5
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SSDEEP
6144:hmtFwzWQM2+OMcppIRW30d+h8wZ2Uf/T11cradKtvr1K/fObT/bGipKgJJeZ4cAe:WFwsOMcppIRW3M+hwUf/Z1craduvr1KZ
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bhtod.exe -
Executes dropped EXE 1 IoCs
pid Process 1092 bhtod.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /K" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /r" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /Y" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /Q" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /y" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /R" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /B" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /o" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /J" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /W" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /h" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /a" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /t" bhtod.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /X" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /w" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /V" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /M" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /P" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /F" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /S" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /u" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /g" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /c" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /G" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /k" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /l" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /E" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /L" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /f" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /q" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /x" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /d" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /v" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /i" bhtod.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /v" 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /T" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /N" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /b" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /n" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /H" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /m" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /z" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /p" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /D" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /O" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /U" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /Z" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /s" bhtod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bhtod = "C:\\Users\\Admin\\bhtod.exe /I" bhtod.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 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe 1092 bhtod.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 1092 bhtod.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1752 wrote to memory of 1092 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 82 PID 1752 wrote to memory of 1092 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 82 PID 1752 wrote to memory of 1092 1752 994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.exe"C:\Users\Admin\AppData\Local\Temp\994728c7422d2b2130875f0879dcbeb31195cdb23327d9cf3bbad9968826be4b.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:1752 -
C:\Users\Admin\bhtod.exe"C:\Users\Admin\bhtod.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:1092
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
228KB
MD50170fa1327db4a1811e3f7473a3c6180
SHA14d8a5da5ea2c549a025963073a5a10db34ed9498
SHA25624a4b330ee2ed3b089648b46ed1bd2d2285adbf183ff8b66e9924e5fd4f90f75
SHA512bd47535059d651e47cfe10afd220e5a5f6cec727cf98dcfc1d232ec2a7f1c144e48404cb9561fa72dc51f62d1929aef1765d7afe86cf41ff9c31bba37553d8b4
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Filesize
228KB
MD50170fa1327db4a1811e3f7473a3c6180
SHA14d8a5da5ea2c549a025963073a5a10db34ed9498
SHA25624a4b330ee2ed3b089648b46ed1bd2d2285adbf183ff8b66e9924e5fd4f90f75
SHA512bd47535059d651e47cfe10afd220e5a5f6cec727cf98dcfc1d232ec2a7f1c144e48404cb9561fa72dc51f62d1929aef1765d7afe86cf41ff9c31bba37553d8b4