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Analysis
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max time kernel
91s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 05:33
Static task
static1
Behavioral task
behavioral1
Sample
c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe
Resource
win10v2004-20220901-en
General
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Target
c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe
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Size
95KB
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MD5
4eedf8bf372c39c75a50075600bff2db
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SHA1
7ba3c1eddd267004386ef94347d26cc4a88cc655
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SHA256
c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc
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SHA512
f363e156f67888fba1067f84018a6488f45ebd0fe0a5b83a5655179724286a212caeb2c88707ada5615b554e5b2a5135b16fba51643d3515fdcb3edc6a0a3f6d
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SSDEEP
1536:EpgpHzb9dZVX9fHMvG0D3XJ3B/f2gUBglcADKd56zAmxFGlbJUcFJVKM5aUro:ygXdZt9P6D3XJ3JOgkjADKd5H+FkFJnw
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4184 installstat.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation cscript.exe -
Loads dropped DLL 4 IoCs
pid Process 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 4184 installstat.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\EditPlus\kk21.icw c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe -
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 Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001b38871c88fec043b8210da47342277c000000000200000000001066000000010000200000005ea826ad1c0e322fc03b7ffb7b3e9f130470aed8125a465050b93549a04fbb86000000000e800000000200002000000029bdebffbe5ef5d0e90a576b4ce4d4ebbce40536830c7f9386be42f3b39ba8ee20000000d43b2a693fcb4b74e224a379453e25c2d88e8343f216c5eb244c1bf0d32eb5c74000000085f543421f4132e5dd984d59b72f4d354986b3c8041fea3967541a2868d77bafe4c298d3aa64016e2478717662556550934a6db5521b85597afd8db243f5a624 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "674901492" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000879" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "674901492" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377067556" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 006d47292f09d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000879" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001b38871c88fec043b8210da47342277c000000000200000000001066000000010000200000001a282eebd74321aad9a4bc500d560c1af8bf00b05f5767b08c1c60037c7f6aab000000000e8000000002000020000000f061d0a744fde774b9f36556aa55d29cd5d141ded08a2bedd3c2d4f5718ea09d200000004508b4b8f29d5955d8af309774e8c26e4384fad8159bf8879df5828fc8a0e61740000000695812a0a2fe2391689472a1fc895b15fdb65d620c7754efcc771645f360245714896a3a4be9f52f85577a911af738fd526d34fd2d0950f083b123b932bee11a iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 401032292f09d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "680213762" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000879" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{53BD90F0-7522-11ED-A0EE-C243EF799EB6} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Modifies registry class 11 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.icw c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.icw\ = "icwfile" c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command\ = "%SystemRoot%\\SysWow64\\WScript.exe \"%1\" %*" c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings cscript.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine\ = "VBScript" c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\ = "´ò¿ª(&O)" c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 208 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 208 iexplore.exe 208 iexplore.exe 4140 IEXPLORE.EXE 4140 IEXPLORE.EXE 4140 IEXPLORE.EXE 4140 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3488 wrote to memory of 1760 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 81 PID 3488 wrote to memory of 1760 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 81 PID 3488 wrote to memory of 1760 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 81 PID 1760 wrote to memory of 4672 1760 cscript.exe 83 PID 1760 wrote to memory of 4672 1760 cscript.exe 83 PID 1760 wrote to memory of 4672 1760 cscript.exe 83 PID 3488 wrote to memory of 4184 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 85 PID 3488 wrote to memory of 4184 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 85 PID 3488 wrote to memory of 4184 3488 c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe 85 PID 208 wrote to memory of 4140 208 iexplore.exe 87 PID 208 wrote to memory of 4140 208 iexplore.exe 87 PID 208 wrote to memory of 4140 208 iexplore.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe"C:\Users\Admin\AppData\Local\Temp\c26cc3d38d881060e6abcf4cbf13ebb42b538a4e912c52d8068ba397523dcddc.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3488 -
C:\Windows\SysWOW64\cscript.exe"C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk21.icw"2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\SysWow64\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk21.icw"3⤵PID:4672
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4184
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C:\Program Files (x86)\Internet Explorer\ielowutil.exe"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding1⤵PID:1320
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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:208 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:208 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4140
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
132B
MD5e058cfbecae7b18539fe0e001ac9155d
SHA158eae38055c4da25db4092d2dd921257c3c15ad2
SHA25680551877522e3e1ed29a0ee2085700676a2a1f037fd183b27cc36e265f3b5d11
SHA51201193f0e457b993557a0d3ecf96fa2d35a16d748001f7476f118d4ccae392b547696806908ca955d62e48cb85dc4b0c018120431abbc96a0d78d97afd9835be4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5ac572cbbc82d6d652cdbe2596aeac4ee
SHA1a631b27cf33fe134f42ed411d7ea06c21df41ad5
SHA25650b6d8f62150a7bd25fb3e462130e8e054a0f1fb619487e8c426a4c8bf6bdca8
SHA512070095ec83e4eeccae5dcbadcb3132f08fd0aac50badbc42cb72691236b6cfcdf14ce275fb1bf5511896bb4dd25c2121e044341003c1a507be8fabc0b2b1bfff
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD5e7cca73344ac0986819fb5f594aed467
SHA1f4851df543f1fe2b62a023032dcf0bb4a29f5d6e
SHA256cfcd2d216baa497f0ddd49bbca099e14187b36ff659a9e1978d2b57bb4913619
SHA5125a84fee517af1144a0ce7c5311d2759c749ef7d51cca1dafda48270a4fc86b247e055c6c33e78d6af632e9b32fca9630e449cb93e7b93fbea8125adee1110bf7
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Filesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
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Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
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Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
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Filesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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Filesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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Filesize
742B
MD53e3636c44a7a462472e7ea0bcbd15369
SHA1ddceab0479aaced49abaadf1a85c394a87cee651
SHA256429ab575e6761709da9d69d42a033b0f28f213be1d967a1c3002d76946bfb0d2
SHA51232e7983715eac4b335488d613d5becf62f83ffa6a4a0031c46cd31b5f673b319e27f66071ae3120f9add88d8f22cc84b8501081ffb2da704a4022c94b6c47519
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Filesize
80KB
MD5d2a43490acc2c80d87139db0dedb537e
SHA18f36e5865a03511b04961692af6053ce4365db96
SHA256b9e841ae979cff45a71df03cdc18a7908cc36a79d2aa72896714248be818644d
SHA512d8b3382755848e0b53b785054effd034546eb5919b4c1f248de484a56342ebe5d62a2ff3f4629e72361e32bad0cee179d5eaedaf9508e106ef74740413197a34
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Filesize
80KB
MD5d2a43490acc2c80d87139db0dedb537e
SHA18f36e5865a03511b04961692af6053ce4365db96
SHA256b9e841ae979cff45a71df03cdc18a7908cc36a79d2aa72896714248be818644d
SHA512d8b3382755848e0b53b785054effd034546eb5919b4c1f248de484a56342ebe5d62a2ff3f4629e72361e32bad0cee179d5eaedaf9508e106ef74740413197a34