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Analysis
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max time kernel
127s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 16:38
Static task
static1
Behavioral task
behavioral1
Sample
fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe
Resource
win7-20240903-en
General
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Target
fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe
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Size
646KB
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MD5
e372ae48f6c86c7491a89876df42aa4d
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SHA1
04da90d9bf4af0778b27c6f5f8890096ffd7061a
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SHA256
fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621
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SHA512
38c15bb091d79f52a5952fa757581b9a3dedcba39effaa81cc6c75739386a8bd0f8c8cb5d8c0be9d54c66dd4d48341360687c8ee0673f31a73476a089991c22d
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SSDEEP
12288:YltuKOcMKJ/TI+oeGuL9JaLNvsNP6L/Dm6Vp2qBZznT4OkfG:AOo/c+oeGuROtaPyCU2yZz0OmG
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 1672 powershell.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\resources\0409\fibrinogenically\cooking.tro fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe File opened for modification C:\Windows\resources\Plasmodesm.kim fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2140 1672 WerFault.exe 89 -
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 fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1672 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1168 wrote to memory of 1672 1168 fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe 89 PID 1168 wrote to memory of 1672 1168 fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe 89 PID 1168 wrote to memory of 1672 1168 fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe"C:\Users\Admin\AppData\Local\Temp\fdaaef3df184431dac7f489471ec9de34d4dff895ef7b04be85eb40117477621.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$underchin=Get-Content 'C:\Users\Admin\AppData\Local\Temp\Opnormptr21\Disbosom.Try';$Sammenrodende=$underchin.SubString(1622,3);.$Sammenrodende($underchin) "2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1672 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 27203⤵
- Program crash
PID:2140
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3796,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4368 /prefetch:81⤵PID:4808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1672 -ip 16721⤵PID:4608
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
71KB
MD59c1808a41ca83c980b936edea869ae73
SHA16d699e3d8708e34c30bad7baf8e2759b0abd0343
SHA256e123d34d921929fee761fa967c2aa9508d5f328ecc4eb96d1ada999760281e68
SHA5122886be6a632f3860cdeab6470de7ea7b866e4e9ac635f998ad822df6d71aa9cf4f96db428a10ed9208abd33f20872d081f2c8883d32ea9d3f4425ef5d5548e11
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82