Analysis
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max time kernel
119s -
max time network
126s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
14-12-2021 08:15
Static task
static1
Behavioral task
behavioral1
Sample
Object.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
Object.exe
Resource
win10-en-20211208
Behavioral task
behavioral3
Sample
Oleacc.dll
Resource
win7-en-20211208
Behavioral task
behavioral4
Sample
Oleacc.dll
Resource
win10-en-20211208
Behavioral task
behavioral5
Sample
libeay32.dll
Resource
win7-en-20211208
Behavioral task
behavioral6
Sample
libeay32.dll
Resource
win10-en-20211208
Behavioral task
behavioral7
Sample
ssleay32.dll
Resource
win7-en-20211208
Behavioral task
behavioral8
Sample
ssleay32.dll
Resource
win10-en-20211208
General
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Target
Object.exe
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Size
1.2MB
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MD5
06b1b36cd7c59cf46cd7f5d661c4da6f
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SHA1
ed225d67e410c4c70a205fe969def346035ada72
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SHA256
0d1882db000f8898f7598e87cefd2f1f7689524ee10b406870d1ae7a92ee775b
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SHA512
6e448b9e44b57f05cc760c313d4898751afc23b2db14c4f981880e0183af67944d92ab0ad946b52d365e17ba5f2a6b2a97097450ac8a0e5c636f1c43a21d7c3a
Malware Config
Signatures
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Detect Numando Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/832-54-0x0000000000730000-0x000000000103F000-memory.dmp family_numando -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Object.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\Object.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Object.exe" Object.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "827" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c00000000000000010000000083ffff0083ffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "9" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "48" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "827" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "91" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "91" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "9" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "9" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "29" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "76" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{017B4D81-5CB6-11EC-A1B2-5A26DC3A39CE} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "29" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\Total = "29" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "48" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "91" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "48" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "76" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\websetnet.net\ = "76" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "827" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Object.exepid process 832 Object.exe 832 Object.exe 832 Object.exe 832 Object.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1380 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1380 iexplore.exe 1380 iexplore.exe 1136 IEXPLORE.EXE 1136 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Object.exeiexplore.exedescription pid process target process PID 832 wrote to memory of 1380 832 Object.exe iexplore.exe PID 832 wrote to memory of 1380 832 Object.exe iexplore.exe PID 832 wrote to memory of 1380 832 Object.exe iexplore.exe PID 832 wrote to memory of 1380 832 Object.exe iexplore.exe PID 1380 wrote to memory of 1136 1380 iexplore.exe IEXPLORE.EXE PID 1380 wrote to memory of 1136 1380 iexplore.exe IEXPLORE.EXE PID 1380 wrote to memory of 1136 1380 iexplore.exe IEXPLORE.EXE PID 1380 wrote to memory of 1136 1380 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\Object.exe"C:\Users\Admin\AppData\Local\Temp\Object.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" %1 "https://bit.ly/3DvoVCc"2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1380 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1136
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