Analysis
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max time kernel
141s -
max time network
190s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
04/12/2022, 10:55
Behavioral task
behavioral1
Sample
3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe
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Size
122KB
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MD5
017e4216b890b648f4984a7819c518b9
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SHA1
a0a31c124db239299f37ff7a8f4e968ceaa874c2
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SHA256
3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55
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SHA512
63fa4183f194ec49df3918f70f2aa861e42f92696613caddcdf46cb6a13612ef5a245448828363e535ee73287e3f15cad3e8cf7d5eac7600ff613df5b9531a09
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SSDEEP
1536:+OC0FvV4OguHxjhpA4Bm7uW0vSUsghQevBFkutIbgTuFqKRr0aF5frleGhd9TfBo:+wV4OgSzBmh04eZFkz3Rr0gwGj9Tf8Hj
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1312-56-0x0000000000400000-0x0000000000456000-memory.dmp upx behavioral1/memory/1312-57-0x0000000000400000-0x0000000000456000-memory.dmp upx -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4AA309C1-769C-11ED-9F20-E233F62F3A57} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4AA1F851-769C-11ED-9F20-E233F62F3A57} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377229904" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1480 iexplore.exe 856 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 856 iexplore.exe 856 iexplore.exe 1480 iexplore.exe 1480 iexplore.exe 584 IEXPLORE.EXE 584 IEXPLORE.EXE 1468 IEXPLORE.EXE 1468 IEXPLORE.EXE 584 IEXPLORE.EXE 584 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1312 wrote to memory of 1480 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 28 PID 1312 wrote to memory of 1480 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 28 PID 1312 wrote to memory of 1480 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 28 PID 1312 wrote to memory of 1480 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 28 PID 1312 wrote to memory of 856 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 29 PID 1312 wrote to memory of 856 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 29 PID 1312 wrote to memory of 856 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 29 PID 1312 wrote to memory of 856 1312 3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe 29 PID 856 wrote to memory of 1468 856 iexplore.exe 31 PID 856 wrote to memory of 1468 856 iexplore.exe 31 PID 856 wrote to memory of 1468 856 iexplore.exe 31 PID 856 wrote to memory of 1468 856 iexplore.exe 31 PID 1480 wrote to memory of 584 1480 iexplore.exe 32 PID 1480 wrote to memory of 584 1480 iexplore.exe 32 PID 1480 wrote to memory of 584 1480 iexplore.exe 32 PID 1480 wrote to memory of 584 1480 iexplore.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe"C:\Users\Admin\AppData\Local\Temp\3a66175e7c5fcdbfe784be92f96fbca16063f1c53c70df5bfa2e3165393fdf55.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1480 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:584
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:856 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:856 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1468
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD540e440ff40deaa7b93b34f61a5d40ff3
SHA1ad693e499c1bfa946586da8ee6bac9337d636651
SHA256f61acac654c6cbc5291e88fa42b9ea603519df3fbbdc95e682c794fbc01a7907
SHA512828fe585c769ee828660a182840500c45a3aaf2873c7a3f66657a98297627fa162af9acc00cd947380ef9b910bb3afab76e77584d241f192829bc6a3a6eea2b4
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4AA1F851-769C-11ED-9F20-E233F62F3A57}.dat
Filesize4KB
MD544aa11b5d1513d4fac3db7e6a2075e63
SHA19585cb4fc88ad00ba22b7de8f5a0cfe8773d8c1d
SHA25609044273a017256210e17b5c94ad4805cc1ec943e5541aa6fb5f458767c4e92a
SHA5127ec1c08ea828ffdc61f233a887ea410534c2c7ad762ec3c15e92eba16e6c780a777d44258e50f5cb3e1a673f699e6f8224ed5060f0abe155b1777ec9ab263d81
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{4AA309C1-769C-11ED-9F20-E233F62F3A57}.dat
Filesize5KB
MD542eb6c6c739ed874b5f33e3a71b6f6fa
SHA1ce681abd65797caf5ccb1197fd22d892260025d5
SHA2565ca7cb55dd876e26d81e37eca76d7281b6aa77ba722a3e5e40627059da64dab3
SHA512d467f03f03728fb6c980a7ff7eb89a5ba4780e7d0c4941d0581dcaeb37f370a730ab5cad2c4ca104e22759a8ea30b8530d94e867f79069281b41faa612c75812
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Filesize
601B
MD513c1ff04287f3a51304898a036cef55e
SHA15c5b364eca4accd7437bf6b3410d06a1a79df1dd
SHA2569e78ddebef3b510c873b744ef71b6f9f05390ec5fb8e9ececba9537be6b39f43
SHA51222fa7ba31671005b5c786449822ea5f72688170e467b447fa403d0b34006077f7cdd0446320b95608b5e9a3e58ebdeab9571a4d30accc8ac786729b5d59154b1