Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
08/03/2023, 00:59
Static task
static1
Behavioral task
behavioral1
Sample
1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe
Resource
win10v2004-20230220-en
General
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Target
1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe
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Size
790KB
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MD5
b4a7f29901880fc7cdd85c20f426d3a3
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SHA1
acd1f0f2a46f17569950ac05d686e5db40b6a8a6
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SHA256
1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba
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SHA512
5ed8ecd6083d71eb5470c0ca7a63fce36f23105d56ce95404476b0c8c676df84f56674e699e320c3982177aa2ad0b8b09608bfbc1bd35d5162961353df9a7e93
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SSDEEP
12288:AqzXbaUrzJRmKQiKyl+G7LdDy1GPWboTlG4Oe5IWLBr:AqzXbaUrzbvQZyoGXxy4P8oTlG4b5bL1
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-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\cheku.xcar.com.cn\ = "44" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\cheku.xcar.com.cn\ = "107" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\xcar.com.cn\Total = "44" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "385005758" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\xcar.com.cn IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\cheku.xcar.com.cn IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\xcar.com.cn\Total = "107" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\xcar.com.cn\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "44" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E48FA0D1-BD54-11ED-8FF9-7621D5A708C1} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "107" IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1656 iexplore.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 1656 iexplore.exe 1656 iexplore.exe 1732 IEXPLORE.EXE 1732 IEXPLORE.EXE 1732 IEXPLORE.EXE 1732 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2020 wrote to memory of 1656 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 30 PID 2020 wrote to memory of 1656 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 30 PID 2020 wrote to memory of 1656 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 30 PID 2020 wrote to memory of 1656 2020 1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe 30 PID 1656 wrote to memory of 1732 1656 iexplore.exe 31 PID 1656 wrote to memory of 1732 1656 iexplore.exe 31 PID 1656 wrote to memory of 1732 1656 iexplore.exe 31 PID 1656 wrote to memory of 1732 1656 iexplore.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe"C:\Users\Admin\AppData\Local\Temp\1e4d13e22fb5df4ad5e468fdc95ba242ac1bb3c8a3e21cfe090c0a75f34057ba.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2020 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://www.oneptp.com/ax/?uid=507801&ad=122⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1656 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1732
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD513f7cb14899ccae49cd046d933ce1e7c
SHA1cee0e3582929bf7302bf55a7ad68bef1dc631f59
SHA2568c3c33734a8c1de4cb9532c6c088258d061dc90e76d3e7991ec61a5249998f28
SHA512d4d21a6a7b2385835aa5eab27558ee3b547fc9afbf2c108cfb9f5031ee509d2e14a21e83e9e73a13cca538bef1c1738e133e712f6146c4adedcb01cc54671382
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD57e575449a2a1e04b66ac0a57c97101c8
SHA13c708b078350d80f9de4f2ac60e5cc49a9e5fe9a
SHA2565c2cd618037f3352ef266c7580bf2813a6ded9f962ac56800b21af85e92919ec
SHA512ad6179d1927218a8e1a22a3a05b3cd984e86e85a2be4a11932c118983775c9bce26fc2d06ddd3437eb99bdfca479d6e32b6a9be3d42af915919d7275365bfe3b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5d259dd5612943b5ed167d98cc612258d
SHA10e7c19f74fa2cb1a0f508c02a6fdbf6a55bee6c5
SHA256d6ffe8aaa6229c06d18d489d405a4a270c0b2cf2ab19224ac6c6aeb54d7d0d73
SHA5125a621ab513dcb7c7a47be3b6d3fca9c708c50aeb8ae02db5721d7cc51dc968b5da0ac6dc85edd9ee0cbf746ad7eaee72172eda5f0fab0df9592ca8c7cfd4cf6b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5ccae8d3cddbd01cd631f2a367aad9751
SHA16b60ef31481cd7f0af16d3a003e6f74380c6cc9c
SHA2563385cdeb83e64614f286ef559ffefff569165b5cae5b34c256ddc187dbcf0340
SHA512df0cb223229290a2b16e6708d1bdcd7d1d88b3de5eb2548fad974a76176865cc4fd0823d4c8156df5f76b49880f647509d2efe5f31322dba06d482c7db6e7a45
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD53dacd055831ecb7cd43c702d6c2b1b75
SHA17b6dfc1c3514759060899505d470e0b44d809b9d
SHA25618b5fe923203ff21bc1c7b547a3b528b5265c8e88c4c8f65daffdc56a87deb84
SHA512d5a84affd3955e0ede08e6859af6ceac5736e9a66b8188887f832498f6f5663c26965bfd8f05bb1f70877935282994d8d27e21f7eda55302825569c850c186ea
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Filesize
118B
MD575d06a31304e03e733b28df154da822e
SHA1b5869537bb09c7cdb75343ac9544a4e95f6e7194
SHA2568803ec804d6f0ea00cde2a37b0b18d3413175b890d95f37ac27df31ca186d9d5
SHA5126e338a9e0406fdecb21e20e81c08116fef28f29a792af6e17f3e31dd1a786133bc2048626f4d8b3cbe09c02a46e5df9efdb8f51efb4f4e074ea6edb0fcc3d7c0
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Filesize
8KB
MD5f8ef6a6851b6165006405120d3d7b345
SHA1acd2974250c70f150431fb0f366386a030ab75bd
SHA2566d025f319277e4e8bb9ee9d44351ab9e7931c573ea860d7c16c141a09df1fe48
SHA512eab1c45b74878499370918d925f7c594bbe53558fec37d9bbd230d29a2fa47f4706c83c229e80fac7a95d3eb876ea5738304d833cae6cbba70befb91028f2319
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\BA5D7P93\2.3[1].js
Filesize84KB
MD5c0dbffd0e4a955e6e5839d7b34403e08
SHA1191e3c0e8b716e11a2ad8c3181ee616bc8d9b6da
SHA25686db8e690bcf18e7a952f4ed85b37efa8404d377d309e5d22878f44b2ba45b9e
SHA512a8eb96bdc200d535adc6cf0da942c1ddaad83dd93fdf8f6b6ee68a29d85602b50097b04c7ac4c67d029d7baa8a3584ed4ac4026163ef49dec4c39bbd84f8cb13
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RYXN1WWD\a[1].gif
Filesize43B
MD5ad4b0f606e0f8465bc4c4c170b37e1a3
SHA150b30fd5f87c85fe5cba2635cb83316ca71250d7
SHA256cf4724b2f736ed1a0ae6bc28f1ead963d9cd2c1fd87b6ef32e7799fc1c5c8bda
SHA512ebfe0c0df4bcc167d5cb6ebdd379f9083df62bef63a23818e1c6adf0f64b65467ea58b7cd4d03cf0a1b1a2b07fb7b969bf35f25f1f8538cc65cf3eebdf8a0910
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RYXN1WWD\favicon[1].ico
Filesize3KB
MD5baaf7611a4a89d0821822dbc61cd85f3
SHA120ee71cd9c8ace0490b5bf1be2a0529b0c23b683
SHA256da5ca5a924da32302ecc8c673e7e7f9fd73c25d6c1187d06f610b7caa8af5232
SHA5122780e8f89a5286a9dd5957386836c27bdebd0dc9384a2abde0c079c3f6aa3dac089276d4d4fa7448ae34a5810e412be6004ec8d81da6f5f4c02bdaa1270d8147
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RYXN1WWD\iwt-min[1].js
Filesize23KB
MD5be15dd4e71a35e54bb29d50dabe457bf
SHA1519c2efffe3158379f0c6d21e75a7729295bbab5
SHA256a049cac5548c3c5e4fcf6100c888b14482f07bb5069b12a3c0444864ac3d7672
SHA512e390089b52cac719b9ec79102bbacb13564f91cba4e511e838d7a0f601448bbc0ee8cd2732b866c1062bef2c625ba73526ee494b2879db01529b632dbd3f354f
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\SKXYVKI3\937_htm[1].htm
Filesize64KB
MD5da579bd5a28926587ee981cdf69ac3cb
SHA144d704288c97cfddf365ba49130ba1db53f2d911
SHA256f02f855402f8895f901a0cf946ee6f931c8bf27a821cf9ce20763a9b3c64d7f0
SHA512abb6834557c4e4b6cc7f8bc82ae8d505aba92528b7917ec361fb4255e31cfebdc2925e2439fc81a06a29c92775703cb19c7f276b9c6d06a4df211688da57f4a8
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\SKXYVKI3\hm[1].js
Filesize29KB
MD51b15955034f61281add2ef0e240263b7
SHA14c92c3a57366c0d79ec74ede37c5edf31e0c74a9
SHA2560c6a74821f546d11cb9fd316d1acd778f49616e8d306bb2e683f451eb2da65d8
SHA512162b44b36cfacabf1add7669b32ec5e400744d06bd633be789b477b2ab791335404ece0a13dbb05131eadab6ceed43d02386b482194d8200779849f8f836029d
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\TOS3MI7U\suggestions[1].en-US
Filesize17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6
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Filesize
161KB
MD573b4b714b42fc9a6aaefd0ae59adb009
SHA1efdaffd5b0ad21913d22001d91bf6c19ecb4ac41
SHA256c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd
SHA51273af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd
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Filesize
161KB
MD5be2bec6e8c5653136d3e72fe53c98aa3
SHA1a8182d6db17c14671c3d5766c72e58d87c0810de
SHA2561919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd
SHA5120d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff
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Filesize
606B
MD5769847126e8394c063d9b70dee0c4f07
SHA15fc289f86977813fce3d9db0a6ea55d466e3364f
SHA256c1f1ca83f7a045f4c528b4a68b7cf3cc1818759647b8bf95cde2188cad2e9ccc
SHA51229e88c314cf6c5705f21b627ebbf4360ac15f28d61256123d5c38a90a1d1a8460907e270653cb91681813387a28ffde95b1331eeaa3958aa218670f3bf804f1d