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Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/11/2024, 21:37
Behavioral task
behavioral1
Sample
20efcef8fdae5134eb767e2c44a1be2e3520a073bbcb2fe490384ddb95836f90.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
20efcef8fdae5134eb767e2c44a1be2e3520a073bbcb2fe490384ddb95836f90.xlsm
Resource
win10v2004-20241007-en
General
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Target
20efcef8fdae5134eb767e2c44a1be2e3520a073bbcb2fe490384ddb95836f90.xlsm
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Size
40KB
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MD5
4eed7b580d17be9cdff8df3d31acb038
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SHA1
44af2ce31d046c21f31f5d74c857c94d04b9e455
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SHA256
20efcef8fdae5134eb767e2c44a1be2e3520a073bbcb2fe490384ddb95836f90
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SHA512
e8911d2b6958d58b777a625b8558cd306d0dd0c5b03ea5f4b7e51c850bf4a0df9411472844c82a104f0a69d5e8108f6650b7ce987fbef32abb1a94c1e5c419ad
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SSDEEP
768:+knyGomihd8DOevZCwtCyKfcrND59V+L9Rw4eWrXcTqZ0Vfs3GTE:2Gom8eDmylND59V4jwmXc2CVfs37
Malware Config
Extracted
https://wellnessonus.com/wp-admin/OFq5F8Y/
http://choicepestcontrol.xyz/wellknown/PERKnM4X/
https://sse-studio.com/cq0xhpj/6pmmsaPCOGtG6/
http://velasaromaticasonline.com/wp-admin/5Id5LqSb3O3BUM5Z/
https://alonsoconsultancyservice.com/wp-content/0r7tMAnLfwKu0gvcH/
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.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2084 2744 regsvr32.exe 30 -
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 regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXCEL.EXE -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2744 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32 PID 2744 wrote to memory of 2084 2744 EXCEL.EXE 32
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\20efcef8fdae5134eb767e2c44a1be2e3520a073bbcb2fe490384ddb95836f90.xlsm1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\dan.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD517e9bd8c6f6f618d6e982be41808b10a
SHA14527d899e97dc1b50f0a390ce6cba387d5a04704
SHA25655e76063c4b61835df28d197c8600de3181c21f65b17a8f078d1c77496a81109
SHA512f855ba0ef307e581ca60016137d523fd7fc565f1fc82e213820ccf253e36d616544f3f97bcaa9f9731a601b7cfe824895ee39751b6f802c0e03b0c285c45359b