Analysis
- max time kernel
74s - max time network
81s - platform
windows7_x64 - resource
win7v20201028 - submitted
31/03/2021, 16:44
Static task
static1
Behavioral task
behavioral1
Sample
document-1061706151.xlsm
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
document-1061706151.xlsm
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target document-1061706151.xlsm
- Size 106KB
- Sample210331-6sq6xp9yre
- SHA256 fedb2effbe5a80583203072920d8908b44708e1af1c42099ca67f68b3cb61a84
- MD5 6a97dbccbe21222337896f0e7a1c2488
- SHA1 982b9173950c511ced898f436016a857a69ef0e7
- SHA512 399ea6fdce55165d6456ee2a7c9e8beb6125aa5b645eef6e8690099726108508b8b4b6ad0b26300affeb2dd6e6a232413b2784ab7947f6e5da09bf6bc567cb06
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Language
-
xlm4.0
Source
URLs
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xlm40.dropper
https://ieclb.com.br/ds/3103.gif
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xlm40.dropper
https://maharaniworld.com/ds/3103.gif
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xlm40.dropper
https://aycconsultoriaempresarial.com/ds/3103.gif
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xlm40.dropper
https://sgb.ac.ke/ds/3103.gif
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xlm40.dropper
https://hashmati.com/ds/3103.gif
Signatures
- Process spawned unexpected child process 5 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 296 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1056 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 968 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 536 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1204 1832 rundll32.exe 24 - 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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1832 EXCEL.EXE - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE - Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 296 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1056 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 968 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 536 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36 PID 1832 wrote to memory of 1204 1832 EXCEL.EXE 36
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\document-1061706151.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\rundll32.exerundll32 ..\iekdhfe.dsk,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:296
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\iekdhfe.dsk1,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1056
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\iekdhfe.dsk2,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:968
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\iekdhfe.dsk3,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:536
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\iekdhfe.dsk4,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1204
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