Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2024, 16:53
Static task
static1
Behavioral task
behavioral1
Sample
b9316b71bfc22b42ed355d054e5fce96.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
b9316b71bfc22b42ed355d054e5fce96.exe
Resource
win10v2004-20240226-en
General
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Target
b9316b71bfc22b42ed355d054e5fce96.exe
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Size
497KB
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MD5
b9316b71bfc22b42ed355d054e5fce96
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SHA1
7da2fdfdbcccc7b4affe3f3eb9eb385bd33b0fdb
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SHA256
6e37719795dcaa145f5a010a733325c4e522e4b175b82ad62d0e918117775a44
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SHA512
900dc8e36dfac0f401744585ab734bf23b4f3154bb55b6340eb2b7e8efb136c1bf5af865ce89fd6fd18b6a5b0b99f6f3b3154fe603e873778142363d01519712
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SSDEEP
12288:wQaGtAC2tT/N5Nnt4IrmenbO/DiyAK5xURXjB4vPvLLRQ:DbtF2NF5Nnt4EmeK+pK0RT2HvLNQ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1084 svchost.exe -k -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\svchost.exe -k b9316b71bfc22b42ed355d054e5fce96.exe File opened for modification C:\Windows\svchost.exe -k b9316b71bfc22b42ed355d054e5fce96.exe File created C:\Windows\DELME.BAT b9316b71bfc22b42ed355d054e5fce96.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2036 1488 WerFault.exe 88 -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1488 b9316b71bfc22b42ed355d054e5fce96.exe Token: SeDebugPrivilege 1084 svchost.exe -k -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1084 svchost.exe -k -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1084 wrote to memory of 1224 1084 svchost.exe -k 93 PID 1084 wrote to memory of 1224 1084 svchost.exe -k 93
Processes
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C:\Users\Admin\AppData\Local\Temp\b9316b71bfc22b42ed355d054e5fce96.exe"C:\Users\Admin\AppData\Local\Temp\b9316b71bfc22b42ed355d054e5fce96.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1488 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 7042⤵
- Program crash
PID:2036
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C:\Windows\svchost.exe -k"C:\Windows\svchost.exe -k"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Program Files\Internet ExploreR\IEXPLORE.EXE"C:\Program Files\Internet ExploreR\IEXPLORE.EXE"2⤵PID:1224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1488 -ip 14881⤵PID:3380
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
497KB
MD5b9316b71bfc22b42ed355d054e5fce96
SHA17da2fdfdbcccc7b4affe3f3eb9eb385bd33b0fdb
SHA2566e37719795dcaa145f5a010a733325c4e522e4b175b82ad62d0e918117775a44
SHA512900dc8e36dfac0f401744585ab734bf23b4f3154bb55b6340eb2b7e8efb136c1bf5af865ce89fd6fd18b6a5b0b99f6f3b3154fe603e873778142363d01519712