Analysis
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max time kernel
143s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 11:55
Static task
static1
Behavioral task
behavioral1
Sample
7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe
Resource
win10v2004-20220812-en
General
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Target
7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe
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Size
143KB
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MD5
41c5c25de5c96f860a1bf6dd8122bb0b
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SHA1
a61492c5764d90d641138d18534a0dc97cfab49c
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SHA256
7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e
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SHA512
6f9206b3f4146cb4caa65f14716634e14c2d2aeca78c5b66a865a53597e0434c5e1567a3a0e06c05e9da128a0de969bdcb43d71e4b596a579e05869920e22063
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SSDEEP
3072:iN6ZekwVJIlgps5q9Eb648qwlS/+TfQO45DY:pe9IB83ID5U
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CD22CA81-6EFD-11ED-AB20-4A12BD72B3C7} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376392162" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe 556 iexplore.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 556 iexplore.exe 556 iexplore.exe 1952 IEXPLORE.EXE 1952 IEXPLORE.EXE 1952 IEXPLORE.EXE 1952 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 536 wrote to memory of 836 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe 30 PID 536 wrote to memory of 836 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe 30 PID 536 wrote to memory of 836 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe 30 PID 536 wrote to memory of 836 536 7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe 30 PID 836 wrote to memory of 556 836 cmd.exe 32 PID 836 wrote to memory of 556 836 cmd.exe 32 PID 836 wrote to memory of 556 836 cmd.exe 32 PID 836 wrote to memory of 556 836 cmd.exe 32 PID 556 wrote to memory of 1952 556 iexplore.exe 33 PID 556 wrote to memory of 1952 556 iexplore.exe 33 PID 556 wrote to memory of 1952 556 iexplore.exe 33 PID 556 wrote to memory of 1952 556 iexplore.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe"C:\Users\Admin\AppData\Local\Temp\7d21a365ddae82bacda85e6ca1eb338fc89a4610ad924196f9d09f3ca0e3eb6e.exe"1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c "start http://securedfileinfo.com/404.jsp?chid=5300107^&rsn=plde^&details=^|v6.1.7601x64sp1.0ws^|tt37^|dt0^|dc100^|fs-2^|dh0^|ec13^|se12007^|dr4^|ds0^|rs0^|p1"2⤵
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://securedfileinfo.com/404.jsp?chid=5300107&rsn=plde&details=|v6.1.7601x64sp1.0ws|tt37|dt0|dc100|fs-2|dh0|ec13|se12007|dr4|ds0|rs0|p13⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:556 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1952
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD52f2c0cebb92e2e58e2978b6be3f6e622
SHA132b9031a473c725c44d6b1f6f4aad1d72c278175
SHA256f6877b6702cd1448c96955b14862959f24f13f90bd0406ebb5335af4c0bc5f47
SHA512eebab699f4f2ad6b1f922946d618e45cc1cbd7471f48ccb333cf3e4d1bd53b7778b34c1d1c16d6fc000c727fa3252fc88cff1d82cf4f99e6d3123f3abef7d736