Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
21-07-2024 02:16
Static task
static1
Behavioral task
behavioral1
Sample
44e65a641fb970031c5efed324676b5018803e0a768608d3e186152102615795.xlsx
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
44e65a641fb970031c5efed324676b5018803e0a768608d3e186152102615795.xlsx
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
decrypted.xlsx
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
decrypted.xlsx
Resource
win10v2004-20240709-en
General
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Target
decrypted.xlsx
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Size
2.1MB
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MD5
711fe9b027c5f6e0cfd51694b69da120
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SHA1
b32c2e1b63aaba1103d2f9b38dfa39c6b9cc2780
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SHA256
4e05084fe9a60bba11a1b0941b4264d8dbebc30be1630a06f05f86c4466b1510
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SHA512
33405b40dbbae9294c3df14a22545e0ae8a9acc26cac69ea6d6e6c00138105e1fc4523352169187a1fa969a7b455eadcc35d52bb1048d365b3007722607d06ed
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SSDEEP
49152:xaphEoOdnowYVpoDzFNnyKfENk1HA3p5PGeRgcT1Md3Qvpmd:Av2lapmffIka3pZlTWOpmd
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 5 2760 EQNEDT32.EXE -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2628 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2628 EXCEL.EXE 2628 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 2628 EXCEL.EXE 2628 EXCEL.EXE 2628 EXCEL.EXE
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\decrypted.xlsx1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Launches Equation Editor
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2628-0-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/2628-1-0x0000000072A8D000-0x0000000072A98000-memory.dmpFilesize
44KB
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memory/2628-5-0x0000000072A8D000-0x0000000072A98000-memory.dmpFilesize
44KB
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memory/2628-12-0x0000000072A8D000-0x0000000072A98000-memory.dmpFilesize
44KB
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memory/2628-9-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/2760-4-0x00000000022D0000-0x00000000022D1000-memory.dmpFilesize
4KB