Analysis
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max time kernel
151s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
19-06-2022 20:30
Static task
static1
Behavioral task
behavioral1
Sample
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe
Resource
win10v2004-20220414-en
General
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Target
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe
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Size
425KB
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MD5
59c1283c442e45f37f51873452b6ad9d
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SHA1
1b74ef8114dba9b63f9c45ee7e3af5114422f923
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SHA256
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344
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SHA512
99651f0bf54286cfcc3d388f6254ec8c78a43652f9b7632af590c4a725a0770799267e546084a0e8e86c1e32b442916c36224d7101f6009f1793bd52025ace7f
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_RECoVERY_+ufunl.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/23F13DD92D94E761
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/23F13DD92D94E761
http://yyre45dbvn2nhbefbmh.begumvelic.at/23F13DD92D94E761
http://xlowfznrg4wf7dli.ONION/23F13DD92D94E761
Extracted
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_RECoVERY_+ufunl.html
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 2 IoCs
Processes:
vyoamtgreaxv.exevyoamtgreaxv.exepid Process 1224 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid Process 1820 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
vyoamtgreaxv.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run vyoamtgreaxv.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\jvrvslletlvb = "C:\\Windows\\system32\\cmd.exe /c start \"\" \"C:\\Windows\\vyoamtgreaxv.exe\"" vyoamtgreaxv.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exevyoamtgreaxv.exedescription pid Process procid_target PID 1668 set thread context of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1224 set thread context of 2028 1224 vyoamtgreaxv.exe 31 -
Drops file in Program Files directory 64 IoCs
Processes:
vyoamtgreaxv.exedescription ioc Process File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\nb-NO\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\VSTO\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_selectionsubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Internet Explorer\en-US\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\META-INF\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hr-HR\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\lv-LV\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\TextConv\ja-JP\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\15x15dot.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\pushplaysubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\id.pak vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationLeft_SelectionSubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\bear_formatted_matte2.wmv vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\it-IT\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Triedit\en-US\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\it-IT\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\Passport_PAL.wmv vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\sk-SK\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\NavigationRight_SelectionSubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-image-inset.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\btn-next-static.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\15x15dot.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\.settings\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\TextConv\fr-FR\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Triedit\ja-JP\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\16_9-frame-overlay.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationLeft_SelectionSubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainToScenesBackground_PAL.wmv vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\fi.pak vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fi-FI\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\it-IT\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainBackground.wmv vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_notes-txt-background.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\NavigationRight_SelectionSubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Internet Explorer\es-ES\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\System\it-IT\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\ms.pak vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\WidevineCdm\_platform_specific\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\jfr\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\THIRDPARTYLICENSEREADME.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ko-KR\_RECoVERY_+ufunl.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Common Files\System\Ole DB\de-DE\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\_RECoVERY_+ufunl.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationRight_SelectionSubpicture.png vyoamtgreaxv.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\sports_disc_mask.png vyoamtgreaxv.exe File opened for modification C:\Program Files\Google\Chrome\Application\89.0.4389.114\Locales\hi.pak vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\management\_RECoVERY_+ufunl.html vyoamtgreaxv.exe File opened for modification C:\Program Files\7-Zip\Lang\br.txt vyoamtgreaxv.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\_RECoVERY_+ufunl.html vyoamtgreaxv.exe -
Drops file in Windows directory 2 IoCs
Processes:
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exedescription ioc Process File created C:\Windows\vyoamtgreaxv.exe 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe File opened for modification C:\Windows\vyoamtgreaxv.exe 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
vyoamtgreaxv.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 vyoamtgreaxv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 vyoamtgreaxv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 vyoamtgreaxv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 vyoamtgreaxv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 1900000001000000100000006cf252fec3e8f20996de5d4dd9aef424030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c131d00000001000000100000004558d512eecb27464920897de7b66053140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc41560858910090000000100000016000000301406082b0601050507030406082b060105050703010b000000010000001e000000440053005400200052006f006f00740020004300410020005800330000000f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d20000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510 vyoamtgreaxv.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 vyoamtgreaxv.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
vyoamtgreaxv.exepid Process 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe 2028 vyoamtgreaxv.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
Processes:
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exevyoamtgreaxv.exeWMIC.exevssvc.exedescription pid Process Token: SeDebugPrivilege 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe Token: SeDebugPrivilege 2028 vyoamtgreaxv.exe Token: SeIncreaseQuotaPrivilege 1872 WMIC.exe Token: SeSecurityPrivilege 1872 WMIC.exe Token: SeTakeOwnershipPrivilege 1872 WMIC.exe Token: SeLoadDriverPrivilege 1872 WMIC.exe Token: SeSystemProfilePrivilege 1872 WMIC.exe Token: SeSystemtimePrivilege 1872 WMIC.exe Token: SeProfSingleProcessPrivilege 1872 WMIC.exe Token: SeIncBasePriorityPrivilege 1872 WMIC.exe Token: SeCreatePagefilePrivilege 1872 WMIC.exe Token: SeBackupPrivilege 1872 WMIC.exe Token: SeRestorePrivilege 1872 WMIC.exe Token: SeShutdownPrivilege 1872 WMIC.exe Token: SeDebugPrivilege 1872 WMIC.exe Token: SeSystemEnvironmentPrivilege 1872 WMIC.exe Token: SeRemoteShutdownPrivilege 1872 WMIC.exe Token: SeUndockPrivilege 1872 WMIC.exe Token: SeManageVolumePrivilege 1872 WMIC.exe Token: 33 1872 WMIC.exe Token: 34 1872 WMIC.exe Token: 35 1872 WMIC.exe Token: SeIncreaseQuotaPrivilege 1872 WMIC.exe Token: SeSecurityPrivilege 1872 WMIC.exe Token: SeTakeOwnershipPrivilege 1872 WMIC.exe Token: SeLoadDriverPrivilege 1872 WMIC.exe Token: SeSystemProfilePrivilege 1872 WMIC.exe Token: SeSystemtimePrivilege 1872 WMIC.exe Token: SeProfSingleProcessPrivilege 1872 WMIC.exe Token: SeIncBasePriorityPrivilege 1872 WMIC.exe Token: SeCreatePagefilePrivilege 1872 WMIC.exe Token: SeBackupPrivilege 1872 WMIC.exe Token: SeRestorePrivilege 1872 WMIC.exe Token: SeShutdownPrivilege 1872 WMIC.exe Token: SeDebugPrivilege 1872 WMIC.exe Token: SeSystemEnvironmentPrivilege 1872 WMIC.exe Token: SeRemoteShutdownPrivilege 1872 WMIC.exe Token: SeUndockPrivilege 1872 WMIC.exe Token: SeManageVolumePrivilege 1872 WMIC.exe Token: 33 1872 WMIC.exe Token: 34 1872 WMIC.exe Token: 35 1872 WMIC.exe Token: SeBackupPrivilege 988 vssvc.exe Token: SeRestorePrivilege 988 vssvc.exe Token: SeAuditPrivilege 988 vssvc.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exevyoamtgreaxv.exevyoamtgreaxv.exedescription pid Process procid_target PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1668 wrote to memory of 1500 1668 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 27 PID 1500 wrote to memory of 1224 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 28 PID 1500 wrote to memory of 1224 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 28 PID 1500 wrote to memory of 1224 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 28 PID 1500 wrote to memory of 1224 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 28 PID 1500 wrote to memory of 1820 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 29 PID 1500 wrote to memory of 1820 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 29 PID 1500 wrote to memory of 1820 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 29 PID 1500 wrote to memory of 1820 1500 34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe 29 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 1224 wrote to memory of 2028 1224 vyoamtgreaxv.exe 31 PID 2028 wrote to memory of 1872 2028 vyoamtgreaxv.exe 32 PID 2028 wrote to memory of 1872 2028 vyoamtgreaxv.exe 32 PID 2028 wrote to memory of 1872 2028 vyoamtgreaxv.exe 32 PID 2028 wrote to memory of 1872 2028 vyoamtgreaxv.exe 32 -
System policy modification 1 TTPs 2 IoCs
Processes:
vyoamtgreaxv.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System vyoamtgreaxv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" vyoamtgreaxv.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe"C:\Users\Admin\AppData\Local\Temp\34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Users\Admin\AppData\Local\Temp\34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe"C:\Users\Admin\AppData\Local\Temp\34aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344.exe"2⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\vyoamtgreaxv.exeC:\Windows\vyoamtgreaxv.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1224 -
C:\Windows\vyoamtgreaxv.exeC:\Windows\vyoamtgreaxv.exe4⤵
- 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:2028 -
C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1872
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\34AA23~1.EXE3⤵
- Deletes itself
PID:1820
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:988
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
425KB
MD559c1283c442e45f37f51873452b6ad9d
SHA11b74ef8114dba9b63f9c45ee7e3af5114422f923
SHA25634aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344
SHA51299651f0bf54286cfcc3d388f6254ec8c78a43652f9b7632af590c4a725a0770799267e546084a0e8e86c1e32b442916c36224d7101f6009f1793bd52025ace7f
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Filesize
425KB
MD559c1283c442e45f37f51873452b6ad9d
SHA11b74ef8114dba9b63f9c45ee7e3af5114422f923
SHA25634aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344
SHA51299651f0bf54286cfcc3d388f6254ec8c78a43652f9b7632af590c4a725a0770799267e546084a0e8e86c1e32b442916c36224d7101f6009f1793bd52025ace7f
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Filesize
425KB
MD559c1283c442e45f37f51873452b6ad9d
SHA11b74ef8114dba9b63f9c45ee7e3af5114422f923
SHA25634aa232cdeecd38244b14bba0dd652f8ad64c2e898435bec800db3a9010e8344
SHA51299651f0bf54286cfcc3d388f6254ec8c78a43652f9b7632af590c4a725a0770799267e546084a0e8e86c1e32b442916c36224d7101f6009f1793bd52025ace7f