Analysis
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max time kernel
138s -
max time network
150s -
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 13:20
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 4292 voiceadequovl.exe 4936 voiceadequovl.exe 4680 voiceadequovl.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exedescription ioc process 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 Key created \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
voiceadequovl.exedescription pid process target process PID 4936 set thread context of 4680 4936 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 2436 powershell.exe 2436 powershell.exe 484 powershell.exe 484 powershell.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
Processes:
voiceadequovl.exepowershell.exepowershell.exewmic.exedescription pid process Token: SeDebugPrivilege 4936 voiceadequovl.exe Token: SeDebugPrivilege 2436 powershell.exe Token: SeDebugPrivilege 484 powershell.exe Token: SeIncreaseQuotaPrivilege 1320 wmic.exe Token: SeSecurityPrivilege 1320 wmic.exe Token: SeTakeOwnershipPrivilege 1320 wmic.exe Token: SeLoadDriverPrivilege 1320 wmic.exe Token: SeSystemProfilePrivilege 1320 wmic.exe Token: SeSystemtimePrivilege 1320 wmic.exe Token: SeProfSingleProcessPrivilege 1320 wmic.exe Token: SeIncBasePriorityPrivilege 1320 wmic.exe Token: SeCreatePagefilePrivilege 1320 wmic.exe Token: SeBackupPrivilege 1320 wmic.exe Token: SeRestorePrivilege 1320 wmic.exe Token: SeShutdownPrivilege 1320 wmic.exe Token: SeDebugPrivilege 1320 wmic.exe Token: SeSystemEnvironmentPrivilege 1320 wmic.exe Token: SeRemoteShutdownPrivilege 1320 wmic.exe Token: SeUndockPrivilege 1320 wmic.exe Token: SeManageVolumePrivilege 1320 wmic.exe Token: 33 1320 wmic.exe Token: 34 1320 wmic.exe Token: 35 1320 wmic.exe Token: 36 1320 wmic.exe Token: SeIncreaseQuotaPrivilege 1320 wmic.exe Token: SeSecurityPrivilege 1320 wmic.exe Token: SeTakeOwnershipPrivilege 1320 wmic.exe Token: SeLoadDriverPrivilege 1320 wmic.exe Token: SeSystemProfilePrivilege 1320 wmic.exe Token: SeSystemtimePrivilege 1320 wmic.exe Token: SeProfSingleProcessPrivilege 1320 wmic.exe Token: SeIncBasePriorityPrivilege 1320 wmic.exe Token: SeCreatePagefilePrivilege 1320 wmic.exe Token: SeBackupPrivilege 1320 wmic.exe Token: SeRestorePrivilege 1320 wmic.exe Token: SeShutdownPrivilege 1320 wmic.exe Token: SeDebugPrivilege 1320 wmic.exe Token: SeSystemEnvironmentPrivilege 1320 wmic.exe Token: SeRemoteShutdownPrivilege 1320 wmic.exe Token: SeUndockPrivilege 1320 wmic.exe Token: SeManageVolumePrivilege 1320 wmic.exe Token: 33 1320 wmic.exe Token: 34 1320 wmic.exe Token: 35 1320 wmic.exe Token: 36 1320 wmic.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exevoiceadequovl.exevoiceadequovl.execmd.exevoiceadequovl.exedescription pid process target process PID 2548 wrote to memory of 4292 2548 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 2548 wrote to memory of 4292 2548 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 2548 wrote to memory of 4292 2548 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 4292 wrote to memory of 4936 4292 voiceadequovl.exe voiceadequovl.exe PID 4292 wrote to memory of 4936 4292 voiceadequovl.exe voiceadequovl.exe PID 4292 wrote to memory of 4936 4292 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 2436 4936 voiceadequovl.exe powershell.exe PID 4936 wrote to memory of 2436 4936 voiceadequovl.exe powershell.exe PID 4936 wrote to memory of 2436 4936 voiceadequovl.exe powershell.exe PID 4936 wrote to memory of 5052 4936 voiceadequovl.exe cmd.exe PID 4936 wrote to memory of 5052 4936 voiceadequovl.exe cmd.exe PID 4936 wrote to memory of 5052 4936 voiceadequovl.exe cmd.exe PID 5052 wrote to memory of 484 5052 cmd.exe powershell.exe PID 5052 wrote to memory of 484 5052 cmd.exe powershell.exe PID 5052 wrote to memory of 484 5052 cmd.exe powershell.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4936 wrote to memory of 4680 4936 voiceadequovl.exe voiceadequovl.exe PID 4680 wrote to memory of 1320 4680 voiceadequovl.exe wmic.exe PID 4680 wrote to memory of 1320 4680 voiceadequovl.exe wmic.exe PID 4680 wrote to memory of 1320 4680 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
MD5bf2f7cbf297b9c20f7fc4ff2c9760181
SHA1edd1d898fc989c9090beabc58c199f95ff4bfccc
SHA25619cb806ea8d723bf9201c53f55ea9a33292c90f013d5a1e407ba7aeea3b49686
SHA5127d7bd4009a4d59ba2e0f2f53e05d9ce917bedf9a8383dc9cf75394136c5a8af4ff4f8c3263baec69b18645702c54e30b98b3ef36064639272cd21afeaba185ff
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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
180.7MB
MD5cbe81492e3b5d2ee2f10caa0c3a1ec6e
SHA1e0feaf8dfda07c5252e76c24b7d81f5275a68d46
SHA256dadcd069326c4e2a5b187ddbd7865e7abc609d799e11843f30e85d5e66901403
SHA5127b45e2f5b8c38d9605003ee8cd3e0646e3ef1825813c1308660dccf6af20e988c4fad0ce5af75217f228d33d2cc3d61f4b7d306484aaf772798168aaa907c73c
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memory/484-166-0x0000000007840000-0x00000000078D6000-memory.dmpFilesize
600KB
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memory/484-163-0x0000000007600000-0x000000000760A000-memory.dmpFilesize
40KB
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memory/484-162-0x0000000006820000-0x000000000683E000-memory.dmpFilesize
120KB
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memory/484-161-0x00000000737B0000-0x00000000737FC000-memory.dmpFilesize
304KB
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memory/484-160-0x0000000006860000-0x0000000006892000-memory.dmpFilesize
200KB
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memory/484-169-0x00000000060D0000-0x00000000060DE000-memory.dmpFilesize
56KB
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memory/484-170-0x00000000077C0000-0x00000000077DA000-memory.dmpFilesize
104KB
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memory/484-149-0x0000000000000000-mapping.dmp
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memory/484-171-0x00000000077A0000-0x00000000077A8000-memory.dmpFilesize
32KB
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memory/1320-158-0x0000000000000000-mapping.dmp
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memory/2148-165-0x0000000000000000-mapping.dmp
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memory/2436-142-0x0000000005420000-0x0000000005A48000-memory.dmpFilesize
6.2MB
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memory/2436-143-0x0000000005B20000-0x0000000005B86000-memory.dmpFilesize
408KB
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memory/2436-140-0x0000000000000000-mapping.dmp
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memory/2436-141-0x0000000002910000-0x0000000002946000-memory.dmpFilesize
216KB
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memory/2436-147-0x00000000065F0000-0x000000000660A000-memory.dmpFilesize
104KB
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memory/2436-146-0x0000000007A80000-0x00000000080FA000-memory.dmpFilesize
6.5MB
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memory/2436-145-0x0000000006190000-0x00000000061AE000-memory.dmpFilesize
120KB
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memory/2436-144-0x0000000005B90000-0x0000000005BF6000-memory.dmpFilesize
408KB
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memory/2708-167-0x0000000000000000-mapping.dmp
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memory/3132-164-0x0000000000000000-mapping.dmp
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memory/4292-132-0x0000000000000000-mapping.dmp
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memory/4588-168-0x0000000000000000-mapping.dmp
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memory/4680-152-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4680-157-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4680-155-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4680-151-0x0000000000000000-mapping.dmp
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memory/4680-172-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4936-139-0x0000000007600000-0x0000000007622000-memory.dmpFilesize
136KB
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memory/4936-138-0x0000000000F40000-0x00000000016B4000-memory.dmpFilesize
7.5MB
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memory/4936-135-0x0000000000000000-mapping.dmp
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memory/5052-148-0x0000000000000000-mapping.dmp