Analysis
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max time kernel
111s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03-10-2022 00:43
Static task
static1
Behavioral task
behavioral1
Sample
c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe
Resource
win10v2004-20220812-en
General
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Target
c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe
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Size
132KB
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MD5
660dcd87da91680f5fc14cc1053cde50
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SHA1
54df9fdfe272f9606e089c11b50b9c44f24387b2
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SHA256
c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8
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SHA512
8d27c413c9334286ad174a32928b9aa89c4a2f803ed90d46247ee37414077898452b72c7755b09335986a6e0b49d9b9c8231ebb10e25234216e32d2ba6e42441
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SSDEEP
3072:DJeY0a2Oqwuwgl7h4tFDQEEJeryV8d4JYymzePNNmeABVjVIEYJnzl9+e7Xn:L/EUryad4JQePNNmeqwEYJnTbn
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1408 set thread context of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 -
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{19B918E1-42EE-11ED-9843-7ADD0904B6AC} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d3b98f5693c0d24b85f349229339c59c00000000020000000000106600000001000020000000a3a2595233bc7767cc25aeb06587f9ab1b5f950a1fe3bfdae1d5890ae16ab1fb000000000e8000000002000020000000acc1e3ef3469cda664ebcd00a34f24fd2148405d8dceb511826a882265f5de9c200000006e2872246e969502e92ed560b94013ffe23a82f6f1e2e34480c314ed100792e540000000ac19c3085265fb207a45d25b134b8630beea9f36c6f20c15b5a612717420a91c701d66d92d299cf0711b07f5c98e6c114c1e6f7ae01e9864e4cabbcb87394fab iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 80a688f9fad6d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d3b98f5693c0d24b85f349229339c59c00000000020000000000106600000001000020000000a7e5c004a041f6e8b32950fef79243bf76bc2697c1e49d48a0fb5adea18c1e62000000000e8000000002000020000000500919743b748f9140a7597a04d4c1060a0f0a3e90b911d90cc3e4734300b89a90000000de23bcdf7d703171513fd9326cb7e32a842c7ebda9a9c24a0bae2ed3ff65295a58db58e815f8119010d035a03d71d8a758140ee706afccf5bd297da2d1a016588b6bb73bf6230a5580ca5a945e7eb5282589e9dcc8a4f41bba6893def2a7f53ed5170323dd3295a21e4252ee0d5bf61770fbd1aa1fd9d306214ce517b25f72b77d8959ad2832b3b25207b7fda8c3f2e8400000000f7cc8e8837cd2b9606af144d483fe2d60b945298f736a51046b6e2c2b0b74a0c72c56531006bc4d6dd7920622b888b14ccc443b992b44873dadee264dacebde iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371547571" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 828 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 828 iexplore.exe 828 iexplore.exe 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE 1696 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1408 wrote to memory of 1156 1408 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 26 PID 1156 wrote to memory of 828 1156 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 27 PID 1156 wrote to memory of 828 1156 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 27 PID 1156 wrote to memory of 828 1156 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 27 PID 1156 wrote to memory of 828 1156 c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe 27 PID 828 wrote to memory of 1696 828 iexplore.exe 29 PID 828 wrote to memory of 1696 828 iexplore.exe 29 PID 828 wrote to memory of 1696 828 iexplore.exe 29 PID 828 wrote to memory of 1696 828 iexplore.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe"C:\Users\Admin\AppData\Local\Temp\c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1408 -
C:\Users\Admin\AppData\Local\Temp\c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exeC:\Users\Admin\AppData\Local\Temp\c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=c2d0774667bda56fd0245e703a2142f1e72edb44055838a4f898d3ebb35f4ba8.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.03⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:828 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1696
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
596B
MD56ad416d24afc1671475751abcb24f509
SHA1e509d2cc68065260a36a99a4c16911ba287aa9ca
SHA256dcc613df00d6bee45214264703aa5bd51e20ad28a7207a8976ab189674a779b7
SHA512a0d4eefb61fd51d7a378553971487c9841505173187da4ad347c9c7cd88d02292a1eb2ed600f5111ce0f6fdc9319db9306e0a5b607e6a913774b7466fec6f8d9