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210226-yds8gthfax 8Analysis
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max time kernel
140s -
max time network
142s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-02-2021 04:19
Behavioral task
behavioral1
Sample
Doc_3744.xls
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Doc_3744.xls
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
Doc_3744.xls
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Size
62KB
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MD5
47e22049644647ee854cedfe077156e7
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SHA1
20ad9f47616a8272dece2ec1039a88c09412c97c
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SHA256
5f2adacaf4ecb00ed24dd9dfe355307d0d6e786e40c945ad4c6d1ae3a4835d2a
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SHA512
1eeb87173378f4d0e157ee42f5b28e48ff84a35b44d71f004a6180cc2bdbc09e45c071adc7ab0a94c75071fbe3ee13b939ee8cb216b6f2e06c9c24ca34dbbf1b
Score
10/10
Malware Config
Extracted
Language
xlm4.0
Source
URLs
xlm40.dropper
https://hrdgschool.com/logs.php
Signatures
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Process spawned unexpected child process 2 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 948 1604 reg.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1712 1604 rundll32.exe 24 -
Deletes itself 1 IoCs
pid Process 1604 EXCEL.EXE -
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 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 Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\google.com\Total = "6" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url4 = "https://login.aliexpress.com/" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt 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 (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLsTime\url6 = 0000000000000000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0e71042bf0cd701 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url2 = "https://www.facebook.com/" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "875" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser\ITBar7Height = "21" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url1 = "https://sejutamanfaat.com/" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.google.com\ = "875" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\google.com\Total = "875" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.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 Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\google.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.google.com IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.google.com\ = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url5 = "https://signin.ebay.com/ws/ebayisapi.dll" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url7 = "https://twitter.com/" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLsTime\url5 = 0000000000000000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url6 = "https://twitter.com/" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "6" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.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 Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url4 = "https://signin.ebay.com/ws/ebayisapi.dll" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLsTime\url2 = 0000000000000000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLsTime\url3 = 0000000000000000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\google.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote 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 Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url1 = "https://google.com/" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b18d1175c011344e8da78cb875c75da700000000020000000000106600000001000020000000d8d600c79a3e8470eadbf1075ec82e1a60e2ab9c6d84731dab5689d68ce17850000000000e800000000200002000000024b1b675f96af298ba04d8470496f1ad546d6d6eadcd99d9207f3e0ca45c594220000000dc54767986ffdba0d6c5165ad8a0ad1188db22f5c57d202d5b18c5856bc75e2840000000e611482ea2bebe295b8afd2b3ed134da76ef8d403e3359a9cdc2a4366b88ee1aeff1b43bbdb34d431e560f2ac3fce2fe5e8326a8beeb3e51a75811e6b7ce2d47 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLsTime\url2 = d0667041bf0cd701 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "321164324" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TypedURLs\url3 = "https://login.aliexpress.com/" iexplore.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1604 EXCEL.EXE -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 1524 IEXPLORE.EXE 1604 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1604 EXCEL.EXE 1316 iexplore.exe 1604 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 27 IoCs
pid Process 1604 EXCEL.EXE 1604 EXCEL.EXE 1604 EXCEL.EXE 1316 iexplore.exe 1316 iexplore.exe 1524 IEXPLORE.EXE 1524 IEXPLORE.EXE 1604 EXCEL.EXE 1316 iexplore.exe 1524 IEXPLORE.EXE 1524 IEXPLORE.EXE 1316 iexplore.exe 1316 iexplore.exe 1524 IEXPLORE.EXE 1316 iexplore.exe 1524 IEXPLORE.EXE 1316 iexplore.exe 1524 IEXPLORE.EXE 1316 iexplore.exe 1316 iexplore.exe 1316 iexplore.exe 1604 EXCEL.EXE 1604 EXCEL.EXE 1604 EXCEL.EXE 1604 EXCEL.EXE 1604 EXCEL.EXE 1604 EXCEL.EXE -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1316 wrote to memory of 1524 1316 iexplore.exe 28 PID 1316 wrote to memory of 1524 1316 iexplore.exe 28 PID 1316 wrote to memory of 1524 1316 iexplore.exe 28 PID 1316 wrote to memory of 1524 1316 iexplore.exe 28 PID 1604 wrote to memory of 948 1604 EXCEL.EXE 33 PID 1604 wrote to memory of 948 1604 EXCEL.EXE 33 PID 1604 wrote to memory of 948 1604 EXCEL.EXE 33 PID 1604 wrote to memory of 948 1604 EXCEL.EXE 33 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 EXCEL.EXE 36 PID 1604 wrote to memory of 1712 1604 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\Doc_3744.xls1⤵
- Deletes itself
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\SysWOW64\reg.exe"C:\Windows\system32\reg.exe" EXPORT HKCU\Software\Microsoft\Office\14.0\Excel\Security C:\Users\Public\Documents\icSz4h.txt /y2⤵
- Process spawned unexpected child process
PID:948
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\f4myZ.txt,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1712
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1316 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1524
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