Analysis
- max time kernel
120s - max time network
125s - platform
windows7_x64 - resource
win7v20201028 - submitted
02/12/2020, 18:23
Static task
static1
Behavioral task
behavioral1
Sample
in-639.xls
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
in-639.xls
Resource
win10v20201028
0 signatures
0 seconds
General
- Target in-639.xls
- Size 33KB
- Sample201202-2877psrcve
- SHA256 eea5d335bc4602195a73f8880a9dfc625e0a81d4878e84c08ca0d51d71e19df7
- MD5 eae561ba159fba903156511411ef96d7
- SHA1 691926012c0adf08c004c8953639c087ad3f0f28
- SHA512 2f208762bde6a51e37076d00c73fad4dfe7a4856d6223db0a2761833d3e85ea8eacb03f0cd55aab0d3f0bf229fe58b6030c9f231df99da36d73b0420c0d3365d
- MD5 SHA1 SHA512
Score
6/10
Malware Config
Signatures
- JavaScript code in executable 1 IoCs
yara_rule js - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1916 EXCEL.EXE - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1916 EXCEL.EXE - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1916 EXCEL.EXE 1916 EXCEL.EXE 1916 EXCEL.EXE 1916 EXCEL.EXE
Processes
-
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\in-639.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1916