Analysis
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max time kernel
140s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-02-2023 07:28
Static task
static1
Behavioral task
behavioral1
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win10v2004-20220812-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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation voiceadequovl.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation voiceadequovl.exe -
Executes dropped EXE 3 IoCs
Processes:
voiceadequovl.exevoiceadequovl.exevoiceadequovl.exepid process 4888 voiceadequovl.exe 2444 voiceadequovl.exe 4800 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 2444 set thread context of 4800 2444 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 3592 powershell.exe 3592 powershell.exe 3352 powershell.exe 3352 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
voiceadequovl.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2444 voiceadequovl.exe Token: SeDebugPrivilege 3592 powershell.exe Token: SeDebugPrivilege 3352 powershell.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exevoiceadequovl.exevoiceadequovl.execmd.exedescription pid process target process PID 1244 wrote to memory of 4888 1244 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 1244 wrote to memory of 4888 1244 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 1244 wrote to memory of 4888 1244 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 4888 wrote to memory of 2444 4888 voiceadequovl.exe voiceadequovl.exe PID 4888 wrote to memory of 2444 4888 voiceadequovl.exe voiceadequovl.exe PID 4888 wrote to memory of 2444 4888 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 3592 2444 voiceadequovl.exe powershell.exe PID 2444 wrote to memory of 3592 2444 voiceadequovl.exe powershell.exe PID 2444 wrote to memory of 3592 2444 voiceadequovl.exe powershell.exe PID 2444 wrote to memory of 4572 2444 voiceadequovl.exe cmd.exe PID 2444 wrote to memory of 4572 2444 voiceadequovl.exe cmd.exe PID 2444 wrote to memory of 4572 2444 voiceadequovl.exe cmd.exe PID 4572 wrote to memory of 3352 4572 cmd.exe powershell.exe PID 4572 wrote to memory of 3352 4572 cmd.exe powershell.exe PID 4572 wrote to memory of 3352 4572 cmd.exe powershell.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.exe PID 2444 wrote to memory of 4800 2444 voiceadequovl.exe voiceadequovl.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
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C:\Windows\SysWOW64\Wbem\wmic.exewmic os get Caption5⤵
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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
MD517a483e16af3a4f7f65e13c7540c75e3
SHA104c673555e67784f9a983b4dda9d17a21af7fc7e
SHA2564516f5b5e2e893e7ef9c39dad12f5e647d50d9bd25a967e2d58a2337cec61a5e
SHA5126c5213f7ebad4ce3b446bd5b99f2f602bb195e82247959dc086b5f11610327f3a358c5ace401f231553e568dc5160045eb955067f35a31302ac88a79c18f4fb8
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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
139.4MB
MD527b9e925a1df0201b67033c018e1915b
SHA17b22a347c8fc90d146b336637ab2f50bfbdbc9a9
SHA25632e40a02d2aee2cff6132fa29db9e0f4f562b58d22fae06344b99ae641ef1de6
SHA512cab1ad67346deb4350b5cf19c8cab28d91b8eea1cb34c181ef57f157ef7929240020942cf43eda985df8a9c91d22d904158e843679d6b6a35c58b128c0c17ea0
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memory/332-168-0x0000000000000000-mapping.dmp
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memory/2336-159-0x0000000000000000-mapping.dmp
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memory/2444-138-0x0000000000E80000-0x00000000015F4000-memory.dmpFilesize
7.5MB
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memory/2444-139-0x0000000007540000-0x0000000007562000-memory.dmpFilesize
136KB
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memory/2444-135-0x0000000000000000-mapping.dmp
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memory/2620-166-0x0000000000000000-mapping.dmp
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memory/3352-163-0x00000000059D0000-0x00000000059DA000-memory.dmpFilesize
40KB
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memory/3352-165-0x0000000007190000-0x0000000007226000-memory.dmpFilesize
600KB
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memory/3352-171-0x0000000006F80000-0x0000000006F88000-memory.dmpFilesize
32KB
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memory/3352-149-0x0000000000000000-mapping.dmp
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memory/3352-170-0x00000000070F0000-0x000000000710A000-memory.dmpFilesize
104KB
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memory/3352-169-0x0000000006F30000-0x0000000006F3E000-memory.dmpFilesize
56KB
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memory/3352-162-0x0000000006B10000-0x0000000006B2E000-memory.dmpFilesize
120KB
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memory/3352-160-0x0000000006B50000-0x0000000006B82000-memory.dmpFilesize
200KB
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memory/3352-161-0x0000000075070000-0x00000000750BC000-memory.dmpFilesize
304KB
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memory/3592-144-0x0000000004F80000-0x0000000004FE6000-memory.dmpFilesize
408KB
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memory/3592-146-0x0000000007470000-0x0000000007AEA000-memory.dmpFilesize
6.5MB
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memory/3592-143-0x0000000004F10000-0x0000000004F76000-memory.dmpFilesize
408KB
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memory/3592-142-0x0000000005100000-0x0000000005728000-memory.dmpFilesize
6.2MB
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memory/3592-140-0x0000000000000000-mapping.dmp
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memory/3592-147-0x0000000006210000-0x000000000622A000-memory.dmpFilesize
104KB
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memory/3592-145-0x0000000005EB0000-0x0000000005ECE000-memory.dmpFilesize
120KB
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memory/3592-141-0x00000000024F0000-0x0000000002526000-memory.dmpFilesize
216KB
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memory/4144-164-0x0000000000000000-mapping.dmp
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memory/4572-148-0x0000000000000000-mapping.dmp
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memory/4800-155-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4800-152-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4800-151-0x0000000000000000-mapping.dmp
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memory/4800-157-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4800-172-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/4888-132-0x0000000000000000-mapping.dmp
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memory/5072-167-0x0000000000000000-mapping.dmp