Analysis
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max time kernel
229s -
max time network
309s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 08:04
Static task
static1
Behavioral task
behavioral1
Sample
61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe
Resource
win7-20221111-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
14 signatures
150 seconds
General
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Target
61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe
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Size
1.1MB
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MD5
9e6fc523b4b7af53bb7bbb8e39441070
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SHA1
3f461debf3faade8bcf6f9e728f45d0a30efa6a0
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SHA256
61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024
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SHA512
64f0f79762d5b88683d9ba9ed64c9ed0fb03b2ed9483ae6b6531dc87a6ba3688bd5c40256fecef3a8f6c6b4347c37b4f45f2821af24d9b2377f6a6445ba62cba
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SSDEEP
24576:mVgdHVN5qTBqr4ETRudnITVllNv0cXruPS:mVSVNmBqrVTRuZWl1bwS
Score
7/10
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 316 MsiExec.exe 316 MsiExec.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\G: msiexec.exe -
Drops file in Windows directory 6 IoCs
description ioc Process File created C:\Windows\Installer\6efe1e.msi msiexec.exe File opened for modification C:\Windows\Installer\6efe1e.msi msiexec.exe File opened for modification C:\Windows\Installer\MSIFF18.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI10C.tmp msiexec.exe File created C:\Windows\Installer\6efe20.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.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 Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main mshta.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F779B071-7545-11ED-A15A-6A950B37D0A0} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 904 msiexec.exe 904 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 40 IoCs
description pid Process Token: SeShutdownPrivilege 1804 msiexec.exe Token: SeIncreaseQuotaPrivilege 1804 msiexec.exe Token: SeRestorePrivilege 904 msiexec.exe Token: SeTakeOwnershipPrivilege 904 msiexec.exe Token: SeSecurityPrivilege 904 msiexec.exe Token: SeCreateTokenPrivilege 1804 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1804 msiexec.exe Token: SeLockMemoryPrivilege 1804 msiexec.exe Token: SeIncreaseQuotaPrivilege 1804 msiexec.exe Token: SeMachineAccountPrivilege 1804 msiexec.exe Token: SeTcbPrivilege 1804 msiexec.exe Token: SeSecurityPrivilege 1804 msiexec.exe Token: SeTakeOwnershipPrivilege 1804 msiexec.exe Token: SeLoadDriverPrivilege 1804 msiexec.exe Token: SeSystemProfilePrivilege 1804 msiexec.exe Token: SeSystemtimePrivilege 1804 msiexec.exe Token: SeProfSingleProcessPrivilege 1804 msiexec.exe Token: SeIncBasePriorityPrivilege 1804 msiexec.exe Token: SeCreatePagefilePrivilege 1804 msiexec.exe Token: SeCreatePermanentPrivilege 1804 msiexec.exe Token: SeBackupPrivilege 1804 msiexec.exe Token: SeRestorePrivilege 1804 msiexec.exe Token: SeShutdownPrivilege 1804 msiexec.exe Token: SeDebugPrivilege 1804 msiexec.exe Token: SeAuditPrivilege 1804 msiexec.exe Token: SeSystemEnvironmentPrivilege 1804 msiexec.exe Token: SeChangeNotifyPrivilege 1804 msiexec.exe Token: SeRemoteShutdownPrivilege 1804 msiexec.exe Token: SeUndockPrivilege 1804 msiexec.exe Token: SeSyncAgentPrivilege 1804 msiexec.exe Token: SeEnableDelegationPrivilege 1804 msiexec.exe Token: SeManageVolumePrivilege 1804 msiexec.exe Token: SeImpersonatePrivilege 1804 msiexec.exe Token: SeCreateGlobalPrivilege 1804 msiexec.exe Token: SeRestorePrivilege 904 msiexec.exe Token: SeTakeOwnershipPrivilege 904 msiexec.exe Token: SeRestorePrivilege 904 msiexec.exe Token: SeTakeOwnershipPrivilege 904 msiexec.exe Token: SeRestorePrivilege 904 msiexec.exe Token: SeTakeOwnershipPrivilege 904 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1280 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1280 iexplore.exe 1280 iexplore.exe 1908 IEXPLORE.EXE 1908 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 596 wrote to memory of 1496 596 61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe 27 PID 596 wrote to memory of 1496 596 61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe 27 PID 596 wrote to memory of 1496 596 61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe 27 PID 596 wrote to memory of 1496 596 61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe 27 PID 1496 wrote to memory of 1264 1496 cmd.exe 29 PID 1496 wrote to memory of 1264 1496 cmd.exe 29 PID 1496 wrote to memory of 1264 1496 cmd.exe 29 PID 1496 wrote to memory of 1264 1496 cmd.exe 29 PID 1264 wrote to memory of 1280 1264 mshta.exe 30 PID 1264 wrote to memory of 1280 1264 mshta.exe 30 PID 1264 wrote to memory of 1280 1264 mshta.exe 30 PID 1264 wrote to memory of 1280 1264 mshta.exe 30 PID 1280 wrote to memory of 1908 1280 iexplore.exe 32 PID 1280 wrote to memory of 1908 1280 iexplore.exe 32 PID 1280 wrote to memory of 1908 1280 iexplore.exe 32 PID 1280 wrote to memory of 1908 1280 iexplore.exe 32 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 1496 wrote to memory of 1804 1496 cmd.exe 33 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35 PID 904 wrote to memory of 316 904 msiexec.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe"C:\Users\Admin\AppData\Local\Temp\61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:596 -
C:\Windows\SysWOW64\cmd.execmd.exe /c C:\Users\Admin\AppData\Local\Temp\~8769.bat "C:\Users\Admin\AppData\Local\Temp\61a02c847c7bfe7f53eb024940ac75e683fd1c5a4d236109df2b9435761f1024.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Windows\SysWOW64\mshta.exemshta vbscript:createobject("wscript.shell").run("""iexplore""http://cnzz.sjt8.com/info.access/?stat_it",0)(window.close)3⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://cnzz.sjt8.com/info.access/?stat_it4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1280 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1908
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C:\Windows\SysWOW64\msiexec.exemsiexec.exe /i "C:\Users\Admin\AppData\Local\hta.txt" /quiet3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1804
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:904 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 327DB6C15EB74EA8D976CEE92724FCDF2⤵
- Loads dropped DLL
PID:316
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD555e6b633560859a79fd6ab59c989aa4a
SHA1b949ead8ee10d1ec202f0574a892d15f3a772ca9
SHA2564da99471f0c9dd4779eeac2bb1dc232a036d9502226b091e1cc30816179d8f02
SHA512a13fca308a9fc826f535783f35a3c5eaf6a14446a9ab5c650f1aaae6c63b1e8ad316640d933b563d06ee3810280b38e0de3eca46ae2be785710057cf1f7c1a8e
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Filesize
240KB
MD53fb2866481cf0d5bf34222343ef9834f
SHA13699c4d5821d347a82283b000c5e8e6cb5d23473
SHA256f2dfda3c25046a5fa249df5efd5646ed01f4b4d3fbe7b4f939b158306d9956db
SHA51271d4c040b8b9ed9a41aa11693fd1f1fa5cdef05bcb3f75c2a58d76816df1b0aef794019bc10ec107b4b6b260976ebda99357da3ebc441938d3c3a7a20ad1dc7c
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Filesize
48KB
MD59067aad412defc0d2888479609041392
SHA136cfffc3bafeb24f88ad5886ca5787ca008b6ba9
SHA25699f4e00b6908057a2fe5067ff6c8b6e32b5c07558ab79139dc4b998f1da4b517
SHA512e69f259d78b02e6c1a5d9c45898b59372329a5288fff655dd741353f112b2b8eed18b01caa2bf312a91f5e314e1c0b036321b37c8efbebdcf3650ba6b12dee6a
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Filesize
48KB
MD59067aad412defc0d2888479609041392
SHA136cfffc3bafeb24f88ad5886ca5787ca008b6ba9
SHA25699f4e00b6908057a2fe5067ff6c8b6e32b5c07558ab79139dc4b998f1da4b517
SHA512e69f259d78b02e6c1a5d9c45898b59372329a5288fff655dd741353f112b2b8eed18b01caa2bf312a91f5e314e1c0b036321b37c8efbebdcf3650ba6b12dee6a
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Filesize
48KB
MD59067aad412defc0d2888479609041392
SHA136cfffc3bafeb24f88ad5886ca5787ca008b6ba9
SHA25699f4e00b6908057a2fe5067ff6c8b6e32b5c07558ab79139dc4b998f1da4b517
SHA512e69f259d78b02e6c1a5d9c45898b59372329a5288fff655dd741353f112b2b8eed18b01caa2bf312a91f5e314e1c0b036321b37c8efbebdcf3650ba6b12dee6a
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Filesize
48KB
MD59067aad412defc0d2888479609041392
SHA136cfffc3bafeb24f88ad5886ca5787ca008b6ba9
SHA25699f4e00b6908057a2fe5067ff6c8b6e32b5c07558ab79139dc4b998f1da4b517
SHA512e69f259d78b02e6c1a5d9c45898b59372329a5288fff655dd741353f112b2b8eed18b01caa2bf312a91f5e314e1c0b036321b37c8efbebdcf3650ba6b12dee6a