Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
05-02-2023 13:33
Static task
static1
Behavioral task
behavioral1
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win10v2004-20221111-en
General
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Target
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
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Size
3.6MB
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MD5
36fd273ea7607d3a203f257f4e2649ed
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SHA1
5e243f79ecb539d0d1f75fce7ddfedeccee70a48
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SHA256
471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747
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SHA512
cf81163bc6d1f1141130fbe70944387b97d322afe837ad21a88a0be8f9fd87615bd7022cc572b1783871cc99f224258bae75855e805c733793b723ba0483597d
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SSDEEP
98304:VQF9SqUKUehGS26Ish7MUTjA+1VFnqWXvqaY4:VSSzMGS26x1MUTM+/Fh
Malware Config
Extracted
aurora
45.9.74.11:8081
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
voiceadequovl.exevoiceadequovl.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation voiceadequovl.exe Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation voiceadequovl.exe -
Executes dropped EXE 3 IoCs
Processes:
voiceadequovl.exevoiceadequovl.exevoiceadequovl.exepid process 4648 voiceadequovl.exe 536 voiceadequovl.exe 4904 voiceadequovl.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
voiceadequovl.exedescription pid process target process PID 536 set thread context of 4904 536 voiceadequovl.exe voiceadequovl.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exepowershell.exepid process 1072 powershell.exe 1072 powershell.exe 4160 powershell.exe 4160 powershell.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
Processes:
voiceadequovl.exepowershell.exepowershell.exewmic.exedescription pid process Token: SeDebugPrivilege 536 voiceadequovl.exe Token: SeDebugPrivilege 1072 powershell.exe Token: SeDebugPrivilege 4160 powershell.exe Token: SeIncreaseQuotaPrivilege 1452 wmic.exe Token: SeSecurityPrivilege 1452 wmic.exe Token: SeTakeOwnershipPrivilege 1452 wmic.exe Token: SeLoadDriverPrivilege 1452 wmic.exe Token: SeSystemProfilePrivilege 1452 wmic.exe Token: SeSystemtimePrivilege 1452 wmic.exe Token: SeProfSingleProcessPrivilege 1452 wmic.exe Token: SeIncBasePriorityPrivilege 1452 wmic.exe Token: SeCreatePagefilePrivilege 1452 wmic.exe Token: SeBackupPrivilege 1452 wmic.exe Token: SeRestorePrivilege 1452 wmic.exe Token: SeShutdownPrivilege 1452 wmic.exe Token: SeDebugPrivilege 1452 wmic.exe Token: SeSystemEnvironmentPrivilege 1452 wmic.exe Token: SeRemoteShutdownPrivilege 1452 wmic.exe Token: SeUndockPrivilege 1452 wmic.exe Token: SeManageVolumePrivilege 1452 wmic.exe Token: 33 1452 wmic.exe Token: 34 1452 wmic.exe Token: 35 1452 wmic.exe Token: 36 1452 wmic.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exevoiceadequovl.exevoiceadequovl.execmd.exevoiceadequovl.exedescription pid process target process PID 3284 wrote to memory of 4648 3284 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 3284 wrote to memory of 4648 3284 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 3284 wrote to memory of 4648 3284 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 4648 wrote to memory of 536 4648 voiceadequovl.exe voiceadequovl.exe PID 4648 wrote to memory of 536 4648 voiceadequovl.exe voiceadequovl.exe PID 4648 wrote to memory of 536 4648 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 1072 536 voiceadequovl.exe powershell.exe PID 536 wrote to memory of 1072 536 voiceadequovl.exe powershell.exe PID 536 wrote to memory of 1072 536 voiceadequovl.exe powershell.exe PID 536 wrote to memory of 4596 536 voiceadequovl.exe cmd.exe PID 536 wrote to memory of 4596 536 voiceadequovl.exe cmd.exe PID 536 wrote to memory of 4596 536 voiceadequovl.exe cmd.exe PID 4596 wrote to memory of 4160 4596 cmd.exe powershell.exe PID 4596 wrote to memory of 4160 4596 cmd.exe powershell.exe PID 4596 wrote to memory of 4160 4596 cmd.exe powershell.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 536 wrote to memory of 4904 536 voiceadequovl.exe voiceadequovl.exe PID 4904 wrote to memory of 1452 4904 voiceadequovl.exe wmic.exe PID 4904 wrote to memory of 1452 4904 voiceadequovl.exe wmic.exe PID 4904 wrote to memory of 1452 4904 voiceadequovl.exe wmic.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe"C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe"C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\wmic.exewmic os get Caption5⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.execmd /C "wmic path win32_VideoController get name"5⤵
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic path win32_VideoController get name6⤵
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C:\Windows\SysWOW64\cmd.execmd /C "wmic cpu get name"5⤵
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic cpu get name6⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
1KB
MD54280e36a29fa31c01e4d8b2ba726a0d8
SHA1c485c2c9ce0a99747b18d899b71dfa9a64dabe32
SHA256e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359
SHA512494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCacheFilesize
53KB
MD506ad34f9739c5159b4d92d702545bd49
SHA19152a0d4f153f3f40f7e606be75f81b582ee0c17
SHA256474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
SHA512c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
16KB
MD5f8d5d40478bd63912ec15a8763a4ed7a
SHA1364e29e4c2e2a4e0320cd2521e8439435647f672
SHA25647586743c4ff8f7ed28ea28a7c6bd23a7e4f31cb8d0243382e88c0e8cbbff2a1
SHA5124044b2c2763f956f61604641a4e77920aae6f445b735095ae089dc14c95589be81fed45e514ebcc754e0064d009927b7ebb3bc2f0112c2e75fbd2f6adee1017d
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exeFilesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exeFilesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeFilesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeFilesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeFilesize
163.5MB
MD585b6f1bf920b61728ad551e16ab03601
SHA1a1969c83639371126a50c9854b6cd713d298ea50
SHA2566265bd83e7ebfc671b6f66c1bff7068c9b1a7425240b67c5a0d8788a816dea5d
SHA51260b8dfbdc9c37780caab07bebe5fa866f32b5efb9a63fd3091d392b71d8ac1695e949dbe95e622e7ef319e8ba81818e13771b2ad7e80bf208e81517e8cefe31a
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memory/536-138-0x0000000000FD0000-0x0000000001744000-memory.dmpFilesize
7.5MB
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memory/536-139-0x0000000007690000-0x00000000076B2000-memory.dmpFilesize
136KB
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memory/536-135-0x0000000000000000-mapping.dmp
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memory/1072-147-0x0000000006CE0000-0x0000000006CFA000-memory.dmpFilesize
104KB
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memory/1072-144-0x0000000006190000-0x00000000061F6000-memory.dmpFilesize
408KB
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memory/1072-145-0x00000000067E0000-0x00000000067FE000-memory.dmpFilesize
120KB
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memory/1072-146-0x0000000007DC0000-0x000000000843A000-memory.dmpFilesize
6.5MB
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memory/1072-141-0x0000000003200000-0x0000000003236000-memory.dmpFilesize
216KB
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memory/1072-140-0x0000000000000000-mapping.dmp
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memory/1072-143-0x00000000060B0000-0x0000000006116000-memory.dmpFilesize
408KB
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memory/1072-142-0x0000000005980000-0x0000000005FA8000-memory.dmpFilesize
6.2MB
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memory/1452-162-0x0000000000000000-mapping.dmp
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memory/2332-166-0x0000000000000000-mapping.dmp
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memory/2492-167-0x0000000000000000-mapping.dmp
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memory/3744-168-0x0000000000000000-mapping.dmp
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memory/4032-165-0x0000000000000000-mapping.dmp
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memory/4160-163-0x0000000007B90000-0x0000000007B9A000-memory.dmpFilesize
40KB
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memory/4160-164-0x0000000007DD0000-0x0000000007E66000-memory.dmpFilesize
600KB
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memory/4160-159-0x00000000077A0000-0x00000000077D2000-memory.dmpFilesize
200KB
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memory/4160-160-0x0000000070E30000-0x0000000070E7C000-memory.dmpFilesize
304KB
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memory/4160-161-0x0000000006D80000-0x0000000006D9E000-memory.dmpFilesize
120KB
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memory/4160-171-0x0000000007D10000-0x0000000007D18000-memory.dmpFilesize
32KB
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memory/4160-170-0x0000000007D30000-0x0000000007D4A000-memory.dmpFilesize
104KB
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memory/4160-169-0x0000000006660000-0x000000000666E000-memory.dmpFilesize
56KB
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memory/4160-149-0x0000000000000000-mapping.dmp
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memory/4596-148-0x0000000000000000-mapping.dmp
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memory/4648-132-0x0000000000000000-mapping.dmp
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memory/4904-151-0x0000000000000000-mapping.dmp
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memory/4904-152-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4904-156-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4904-155-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4904-172-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB