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Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
08/08/2023, 18:05
Static task
static1
Behavioral task
behavioral1
Sample
9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls
Resource
win10v2004-20230703-en
General
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Target
9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls
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Size
1.7MB
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MD5
975ed2bdc3ce34050156fa02c18bc8f5
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SHA1
db9aeb2a56b682271ba6725f891a9f48b834cb96
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SHA256
9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefc
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SHA512
e0938c22f2667c3d09da2797a13e7424c62104a9283c34cf4df5950dbc925ec0c3d0251f49bf58a2dbd919f715fc5c353805207414a3ff8b817158341080f717
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SSDEEP
49152:bQmmQ30Pupp6VVQmmQ3085l6V8iNhv3tVfXCnSgk6+ib:bpmQkPamVpmQkKm8MhHCA6
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 4 1176 EQNEDT32.EXE -
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
pid Process 1176 EQNEDT32.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1424 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1424 EXCEL.EXE 1424 EXCEL.EXE 1424 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\9f98445aee1b8b0538efb03bac801b51a61bc955d34847ab76fc9353ec7cdefcxls_JC.xls1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1424
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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
PID:1176
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.4MB
MD5a01b9617553432807b9b58025b338d97
SHA1439bdcc450408b9735b2428c2d53d2e6977fa58c
SHA2567a0426ed2e2349916969ff7087c0f76089fb8ce7f4627f3d11ccbc1aaefcedce
SHA512312cc2563fa865d6a939fea85a520627c73ed9a95bafc98c89495f21d535dc658825be74b64f0f5c5815d1d234fc6e77a71779247e4973e39ba8dccec2f09bee