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Analysis
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max time kernel
150s -
max time network
191s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 16:58
Static task
static1
Behavioral task
behavioral1
Sample
d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll
Resource
win7-20221111-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll
Resource
win10v2004-20221111-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll
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Size
588KB
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MD5
02a730cf2ff599d69e9df4d842457780
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SHA1
27acd4940ab32b4e72e6433efd3c3470141739b8
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SHA256
d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744
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SHA512
7caeb8f96c92aae454127ab6ce3d98b0392b21c6cc071de362cb62826451276d1083e3e11d025d0575b312998c7eabb29d38c1e536e9421d801600faa2a36548
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SSDEEP
12288:kET3hqDhHa0aGvI+7HlqaZbdUC9dDaupHptLb1Oc8om:kE1BGvI+TM4dd9dDaKb1p
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744 = "rundll32.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll,#1" rundll32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{57281DD1-7367-11ED-9FA0-5263E908E3CD} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376877309" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 836 rundll32.exe 836 rundll32.exe 836 rundll32.exe 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1920 iexplore.exe 1920 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1920 iexplore.exe 1920 iexplore.exe 1264 IEXPLORE.EXE 1264 IEXPLORE.EXE 836 rundll32.exe 1920 iexplore.exe 1920 iexplore.exe 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 836 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1812 wrote to memory of 836 1812 rundll32.exe 28 PID 1920 wrote to memory of 1264 1920 iexplore.exe 31 PID 1920 wrote to memory of 1264 1920 iexplore.exe 31 PID 1920 wrote to memory of 1264 1920 iexplore.exe 31 PID 1920 wrote to memory of 1264 1920 iexplore.exe 31 PID 1920 wrote to memory of 1724 1920 iexplore.exe 32 PID 1920 wrote to memory of 1724 1920 iexplore.exe 32 PID 1920 wrote to memory of 1724 1920 iexplore.exe 32 PID 1920 wrote to memory of 1724 1920 iexplore.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d82f9553b05c9c57e43ccfebf1dfbc5f68bdd47432da7eea8bf775a278f13744.dll,#12⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:836
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1920 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1264
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1920 CREDAT:275461 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1724
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
539B
MD517703260a9fb7bb611fc370c69153b9a
SHA10e4519f20aa92baaf5e8563853cad8d93af05fb8
SHA2564224c4fc0239066c3f4eca4077e4b3c95f29a6bcce80b595be2f8514177f1381
SHA512cb6b977b0196ee39435068d2b64cfff55b41d7a47585f73600c83ba1fdfd594b51e7cc00ec3bc4688d6671bac0d8600570e1b4102e92da9ed19dc3d510eab6e1