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Analysis
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max time kernel
171s -
max time network
175s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
25/06/2022, 09:28
Static task
static1
Behavioral task
behavioral1
Sample
39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe
Resource
win10v2004-20220414-en
General
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Target
39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe
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Size
383KB
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MD5
7df9ceeb82676d57160f4a49217f2daa
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SHA1
389d69dd6c58caedd95c8a634aa85be0c7b1ee76
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SHA256
39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a
-
SHA512
190e4637f4eef5791fe249292b2a14ef45d05a4e1f882fdde0a9526b0ef215cd1f5b5febca2f696668d8d9f63b74bdaea1d76e766481def6cab1befefbf4a1a4
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\_RECOVERY_+sevfq.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/2775A89FADD46950
http://tes543berda73i48fsdfsd.keratadze.at/2775A89FADD46950
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/2775A89FADD46950
http://xlowfznrg4wf7dli.ONION/2775A89FADD46950
Signatures
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Executes dropped EXE 1 IoCs
pid Process 1580 hownnhdavawv.exe -
Deletes itself 1 IoCs
pid Process 1684 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run hownnhdavawv.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\frshrdqqldsp = "C:\\Windows\\system32\\cmd.exe /c start \"\" \"C:\\Windows\\hownnhdavawv.exe\"" hownnhdavawv.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Lang\eu.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ja.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ko.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fi-FI\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\el-GR\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ky.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\nb.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ps.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\sr-spc.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ug.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\et-EE\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ba.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fi-FI\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-split.avi hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\FlickAnimation.avi hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\he.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ku.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\ru.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\sq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\sl.txt hownnhdavawv.exe File opened for modification C:\Program Files\CheckpointApprove.zip hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\da-DK\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\et-EE\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\eo.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\fi.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\is.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\sa.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Filters\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\join.avi hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\bg.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\bn.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\pl.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\pt.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\sk.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\co.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\de.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\_RECOVERY_+sevfq.png hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-join.avi hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\fur.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\hi.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Filters\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ar-SA\_RECOVERY_+sevfq.html hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-correct.avi hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\be.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\hy.txt hownnhdavawv.exe File opened for modification C:\Program Files\7-Zip\Lang\kaa.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\_RECOVERY_+sevfq.txt hownnhdavawv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\_RECOVERY_+sevfq.txt hownnhdavawv.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\hownnhdavawv.exe 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe File opened for modification C:\Windows\hownnhdavawv.exe 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.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\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 hownnhdavawv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 hownnhdavawv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 hownnhdavawv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 hownnhdavawv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 hownnhdavawv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 hownnhdavawv.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe 1580 hownnhdavawv.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeDebugPrivilege 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe Token: SeDebugPrivilege 1580 hownnhdavawv.exe Token: SeIncreaseQuotaPrivilege 320 WMIC.exe Token: SeSecurityPrivilege 320 WMIC.exe Token: SeTakeOwnershipPrivilege 320 WMIC.exe Token: SeLoadDriverPrivilege 320 WMIC.exe Token: SeSystemProfilePrivilege 320 WMIC.exe Token: SeSystemtimePrivilege 320 WMIC.exe Token: SeProfSingleProcessPrivilege 320 WMIC.exe Token: SeIncBasePriorityPrivilege 320 WMIC.exe Token: SeCreatePagefilePrivilege 320 WMIC.exe Token: SeBackupPrivilege 320 WMIC.exe Token: SeRestorePrivilege 320 WMIC.exe Token: SeShutdownPrivilege 320 WMIC.exe Token: SeDebugPrivilege 320 WMIC.exe Token: SeSystemEnvironmentPrivilege 320 WMIC.exe Token: SeRemoteShutdownPrivilege 320 WMIC.exe Token: SeUndockPrivilege 320 WMIC.exe Token: SeManageVolumePrivilege 320 WMIC.exe Token: 33 320 WMIC.exe Token: 34 320 WMIC.exe Token: 35 320 WMIC.exe Token: SeIncreaseQuotaPrivilege 320 WMIC.exe Token: SeSecurityPrivilege 320 WMIC.exe Token: SeTakeOwnershipPrivilege 320 WMIC.exe Token: SeLoadDriverPrivilege 320 WMIC.exe Token: SeSystemProfilePrivilege 320 WMIC.exe Token: SeSystemtimePrivilege 320 WMIC.exe Token: SeProfSingleProcessPrivilege 320 WMIC.exe Token: SeIncBasePriorityPrivilege 320 WMIC.exe Token: SeCreatePagefilePrivilege 320 WMIC.exe Token: SeBackupPrivilege 320 WMIC.exe Token: SeRestorePrivilege 320 WMIC.exe Token: SeShutdownPrivilege 320 WMIC.exe Token: SeDebugPrivilege 320 WMIC.exe Token: SeSystemEnvironmentPrivilege 320 WMIC.exe Token: SeRemoteShutdownPrivilege 320 WMIC.exe Token: SeUndockPrivilege 320 WMIC.exe Token: SeManageVolumePrivilege 320 WMIC.exe Token: 33 320 WMIC.exe Token: 34 320 WMIC.exe Token: 35 320 WMIC.exe Token: SeBackupPrivilege 1068 vssvc.exe Token: SeRestorePrivilege 1068 vssvc.exe Token: SeAuditPrivilege 1068 vssvc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 780 wrote to memory of 1580 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 28 PID 780 wrote to memory of 1580 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 28 PID 780 wrote to memory of 1580 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 28 PID 780 wrote to memory of 1580 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 28 PID 780 wrote to memory of 1684 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 29 PID 780 wrote to memory of 1684 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 29 PID 780 wrote to memory of 1684 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 29 PID 780 wrote to memory of 1684 780 39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe 29 PID 1580 wrote to memory of 320 1580 hownnhdavawv.exe 31 PID 1580 wrote to memory of 320 1580 hownnhdavawv.exe 31 PID 1580 wrote to memory of 320 1580 hownnhdavawv.exe 31 PID 1580 wrote to memory of 320 1580 hownnhdavawv.exe 31 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System hownnhdavawv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" hownnhdavawv.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe"C:\Users\Admin\AppData\Local\Temp\39994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\hownnhdavawv.exeC:\Windows\hownnhdavawv.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1580 -
C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive3⤵
- Suspicious use of AdjustPrivilegeToken
PID:320
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\399948~1.EXE2⤵
- Deletes itself
PID:1684
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1068
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
383KB
MD57df9ceeb82676d57160f4a49217f2daa
SHA1389d69dd6c58caedd95c8a634aa85be0c7b1ee76
SHA25639994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a
SHA512190e4637f4eef5791fe249292b2a14ef45d05a4e1f882fdde0a9526b0ef215cd1f5b5febca2f696668d8d9f63b74bdaea1d76e766481def6cab1befefbf4a1a4
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Filesize
383KB
MD57df9ceeb82676d57160f4a49217f2daa
SHA1389d69dd6c58caedd95c8a634aa85be0c7b1ee76
SHA25639994837fd8026fb9f8ee2d825370e0f1858c77d47d19539dfb4b505a4c6303a
SHA512190e4637f4eef5791fe249292b2a14ef45d05a4e1f882fdde0a9526b0ef215cd1f5b5febca2f696668d8d9f63b74bdaea1d76e766481def6cab1befefbf4a1a4