Analysis
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max time kernel
122s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-11-2024 20:09
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe
Resource
win7-20240903-en
General
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Target
2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe
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Size
12.0MB
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MD5
651569dc38ce166968498029ecb14ce0
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SHA1
4de86e0e48d5722556f0c20da781ed2a814bf784
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SHA256
c21d62b3032b34622a925a5a6ac44c52264c1e7bdaf12597874c637c50d06943
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SHA512
96510f33536638ef86ba695cdbaf5a4fb6ba40266b7abb433813b4a541d8440da3933e315f20eefee22ffb952a92de5060233ea6b1f5a8eb027fa42c8be70b85
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SSDEEP
196608:lR668aaELMR668aaELmR668aaELwR668aaELKR668aaEL4R668aaELeFIF0wu:lp8aatp8aaXp8aaxp8aa7p8aaZp8aap
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2904 powershell.exe 2724 powershell.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 4 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 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2556 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 2724 powershell.exe 2904 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe Token: SeDebugPrivilege 2724 powershell.exe Token: SeDebugPrivilege 2904 powershell.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2708 wrote to memory of 2904 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 30 PID 2708 wrote to memory of 2904 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 30 PID 2708 wrote to memory of 2904 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 30 PID 2708 wrote to memory of 2904 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 30 PID 2708 wrote to memory of 2724 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 32 PID 2708 wrote to memory of 2724 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 32 PID 2708 wrote to memory of 2724 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 32 PID 2708 wrote to memory of 2724 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 32 PID 2708 wrote to memory of 2556 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 34 PID 2708 wrote to memory of 2556 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 34 PID 2708 wrote to memory of 2556 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 34 PID 2708 wrote to memory of 2556 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 34 PID 2708 wrote to memory of 588 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 36 PID 2708 wrote to memory of 588 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 36 PID 2708 wrote to memory of 588 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 36 PID 2708 wrote to memory of 588 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 36 PID 2708 wrote to memory of 800 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 37 PID 2708 wrote to memory of 800 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 37 PID 2708 wrote to memory of 800 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 37 PID 2708 wrote to memory of 800 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 37 PID 2708 wrote to memory of 480 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 38 PID 2708 wrote to memory of 480 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 38 PID 2708 wrote to memory of 480 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 38 PID 2708 wrote to memory of 480 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 38 PID 2708 wrote to memory of 1028 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 39 PID 2708 wrote to memory of 1028 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 39 PID 2708 wrote to memory of 1028 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 39 PID 2708 wrote to memory of 1028 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 39 PID 2708 wrote to memory of 1492 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 40 PID 2708 wrote to memory of 1492 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 40 PID 2708 wrote to memory of 1492 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 40 PID 2708 wrote to memory of 1492 2708 2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2904
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2724
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA7E3.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2556
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵PID:588
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵PID:800
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵PID:480
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵PID:1028
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵PID:1492
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD57daa0e3c6f21a9f3adbbe29b2692c23f
SHA152b57abdd1d42e34ebf28fa2f2320e4789770e16
SHA25606d73eb702e143cda4be2bd2a2d84482d3982dcf9f143fb6373cca16b8ab35d2
SHA5125d81a3a9bfbfe5a2761b2bfe334e3b5545cd347654e00f8ec8b9a3e5d1f2b127daaa71bf02785274165f3653c7f9a03dc1f2616b02290195fd1642b16f7ee475
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\KT6O793UXSXDMCGI20ED.temp
Filesize7KB
MD555a40a0b435bab841028068d16978c0e
SHA194a07c9beda3845b02c514ce3defb1e55fa6f86c
SHA256bf8e8acffa22871c0a13dc747892790d5002e3582ed15f0a3cccb4da36ed87c8
SHA512f1999fb3e823129c491198a18cf0442ae7ec7bcc6385545d8b5c15d381b3305c9f14ff22fd46c3e5aceff027506d45b5b3a66f81b43de7edc9aae7bbd3fbfbaf