Analysis
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max time kernel
174s -
max time network
190s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 01:57
Static task
static1
Behavioral task
behavioral1
Sample
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe
Resource
win10v2004-20220812-en
General
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Target
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe
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Size
190KB
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MD5
b38e43486d01a84cccde5e4e1239f86e
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SHA1
1dba2bb6e1157963d8f8846cddb7b6eac8e17ac5
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SHA256
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9
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SHA512
3ad8c288a12103a1f19abe607dd427efa0be86b70c4df92db3a9fc564135f882869e0b3574d21a23c9994dc21a5be3719daa85c2a636b097b938c0a207946ec6
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SSDEEP
3072:zfetsEYRfmnCgiKPkDtkFhqmFyzqjLRu3fa2oumGA+DumCp0+TiVHKvrRl9uw4:bekROyD2FUmUqifa9ZEum20+qKvEb
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exedescription pid process target process PID 1536 set thread context of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{726F8721-706C-11ED-8803-52E8C5FCC7C7} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376549637" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bd4efa49b19d344c875bc52e9f71d303000000000200000000001066000000010000200000008e08891da983cc5c9cf2aac86f25c365a58f2ab43df37ba64c05a1325f6bf4df000000000e8000000002000020000000a74c67686d37cc923341616140346aeb05897f883da4387c39c6040722a7113020000000829aaa34ef26dab9e49f2830ecd8af667e9d60ea0f6d075b2761fa47415fa78440000000cd7183bdf14fcd6d5e305ba8ea8120a2dc8f9e42e7597596748f80e7cadf0f247543338dcbc7e5b062a7248b2984c5548d9cacc87b9098d2c7a8e36b9340f3b3 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0e8c54d7904d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bd4efa49b19d344c875bc52e9f71d30300000000020000000000106600000001000020000000b826ff62a21725ec6f0d96178b9efc4f346be3327cdbe83f7bcacec764925466000000000e800000000200002000000020b75bb0984acf43448f03fec6fa6ced481fcb6539f252b3598b88446815460290000000cfa31763c7320a75b29fddadf7ab244e92ec7fffe5e5bfb54325c8b6c90017eb0246ad11c650d421bbfad85afb008675ac98e11e3b6895c977d04ed10bf07d03d9dccfcbb25942bf4fb96d264ae95ae5cd96d6adc8eac76944483e62c6896ebf4208a5b874b4b59f8b0b33ed8f5c95cc4e1d811e03ab88b80a375316f4c27e7ccfd7722f88a8e448b32276c2a149e4e9400000007be6236bef90553fb984d680b3a251b982e4b61cf3e19947bf26f500473dc96a4df4c9daffc0abb026ab024ec57210625fbf417c82e37c479bb13f073d9a6c8b iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 972 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exeiexplore.exeIEXPLORE.EXEpid process 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 972 iexplore.exe 972 iexplore.exe 1836 IEXPLORE.EXE 1836 IEXPLORE.EXE 1836 IEXPLORE.EXE 1836 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exeiexplore.exedescription pid process target process PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 1536 wrote to memory of 2040 1536 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe PID 2040 wrote to memory of 972 2040 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe iexplore.exe PID 2040 wrote to memory of 972 2040 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe iexplore.exe PID 2040 wrote to memory of 972 2040 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe iexplore.exe PID 2040 wrote to memory of 972 2040 95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe iexplore.exe PID 972 wrote to memory of 1836 972 iexplore.exe IEXPLORE.EXE PID 972 wrote to memory of 1836 972 iexplore.exe IEXPLORE.EXE PID 972 wrote to memory of 1836 972 iexplore.exe IEXPLORE.EXE PID 972 wrote to memory of 1836 972 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe"C:\Users\Admin\AppData\Local\Temp\95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exeC:\Users\Admin\AppData\Local\Temp\95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.exe2⤵
- Suspicious use of WriteProcessMemory
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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=95135056599933fb8efe83a10ce5ac0ff79a6c3442a34610e6c96c913ea111f9.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
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:972 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\BZU0ZIIU.txtFilesize
608B
MD5ac563bed3a2c9e7df8b36eee9de85f2c
SHA160514d169191d181bf102945232b5a8c99d685d7
SHA2563bd6ed48e0f5cc42c1f495b3037c968c23a7741b2bb9b7ec2861807859810066
SHA5128338a0cd144600e48e52d8acb63c1d5bd6962c841995af4d06c0faccc6af08ac9007f28abf807b0e5316cf1ddbd3d3c36bdd54eda842af8054b550467bc402b8
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memory/1536-62-0x0000000000400000-0x00000000004F2000-memory.dmpFilesize
968KB
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memory/2040-56-0x000000007A590000-0x000000007A5B0000-memory.dmpFilesize
128KB
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memory/2040-57-0x000000007A59C03E-mapping.dmp
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memory/2040-59-0x000000007A590000-0x000000007A5B0000-memory.dmpFilesize
128KB
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memory/2040-61-0x000000007A590000-0x000000007A5B0000-memory.dmpFilesize
128KB
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memory/2040-63-0x0000000000400000-0x00000000004F2000-memory.dmpFilesize
968KB
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memory/2040-64-0x0000000075131000-0x0000000075133000-memory.dmpFilesize
8KB