Analysis
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max time kernel
144s -
max time network
153s -
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 13:28
Static task
static1
Behavioral task
behavioral1
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win7-20220901-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 636 voiceadequovl.exe 4308 voiceadequovl.exe 3224 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 4308 set thread context of 3224 4308 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 2 IoCs
Processes:
powershell.exepid process 3588 powershell.exe 3588 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
voiceadequovl.exepowershell.exedescription pid process Token: SeDebugPrivilege 4308 voiceadequovl.exe Token: SeDebugPrivilege 3588 powershell.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exevoiceadequovl.exevoiceadequovl.execmd.exedescription pid process target process PID 4364 wrote to memory of 636 4364 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 4364 wrote to memory of 636 4364 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 4364 wrote to memory of 636 4364 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe voiceadequovl.exe PID 636 wrote to memory of 4308 636 voiceadequovl.exe voiceadequovl.exe PID 636 wrote to memory of 4308 636 voiceadequovl.exe voiceadequovl.exe PID 636 wrote to memory of 4308 636 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3588 4308 voiceadequovl.exe powershell.exe PID 4308 wrote to memory of 3588 4308 voiceadequovl.exe powershell.exe PID 4308 wrote to memory of 3588 4308 voiceadequovl.exe powershell.exe PID 4308 wrote to memory of 4264 4308 voiceadequovl.exe cmd.exe PID 4308 wrote to memory of 4264 4308 voiceadequovl.exe cmd.exe PID 4308 wrote to memory of 4264 4308 voiceadequovl.exe cmd.exe PID 4264 wrote to memory of 4620 4264 cmd.exe powershell.exe PID 4264 wrote to memory of 4620 4264 cmd.exe powershell.exe PID 4264 wrote to memory of 4620 4264 cmd.exe powershell.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 voiceadequovl.exe voiceadequovl.exe PID 4308 wrote to memory of 3224 4308 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⤵
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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
MD5cc73a25ef683852af2bad0c0d9b0de94
SHA1dd7913cfbcc7fad5edac2c9f656467a53663e5f8
SHA256cc3cf269353a805488336238cc8bc55f9900484e18bd25cee016ab57f3510ce5
SHA512d40743a0e1f10cd21dfc7b0b113b4d3e579e7784d6b47ae12b44644988c9e42fd1d7cce4fea32a3f7188f615f1bfcb8b45ca5932873007f963eee16c6635df3b
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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
63.0MB
MD5f63b44eadfb46f652e33bc53b185204b
SHA14f3d1c17933f487169f3257c84ba661948cbb24d
SHA256b8aad885ed11827bdd72f93cc49a88fcf73b26ecb871cfa3b6b6aee0abed41d4
SHA51230e29137792d3fb5015b6feca418861ce7c39f5cefaa8a05a8ead6614cf59decf39dabe9765f608a39e9baf06c753b73170e7147b6c98aa78b9757f771a5631d
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memory/636-132-0x0000000000000000-mapping.dmp
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memory/1452-159-0x0000000000000000-mapping.dmp
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memory/3224-156-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/3224-155-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/3224-151-0x0000000000400000-0x0000000000731000-memory.dmpFilesize
3.2MB
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memory/3224-150-0x0000000000000000-mapping.dmp
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memory/3308-165-0x0000000000000000-mapping.dmp
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memory/3588-141-0x00000000021D0000-0x0000000002206000-memory.dmpFilesize
216KB
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memory/3588-140-0x0000000000000000-mapping.dmp
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memory/3588-147-0x0000000005FE0000-0x0000000005FFA000-memory.dmpFilesize
104KB
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memory/3588-146-0x0000000007360000-0x00000000079DA000-memory.dmpFilesize
6.5MB
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memory/3588-145-0x0000000005AE0000-0x0000000005AFE000-memory.dmpFilesize
120KB
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memory/3588-144-0x0000000005490000-0x00000000054F6000-memory.dmpFilesize
408KB
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memory/3588-143-0x0000000005370000-0x00000000053D6000-memory.dmpFilesize
408KB
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memory/3588-142-0x0000000004CD0000-0x00000000052F8000-memory.dmpFilesize
6.2MB
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memory/4264-148-0x0000000000000000-mapping.dmp
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memory/4308-138-0x0000000000400000-0x0000000000B74000-memory.dmpFilesize
7.5MB
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memory/4308-139-0x0000000006AC0000-0x0000000006AE2000-memory.dmpFilesize
136KB
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memory/4308-135-0x0000000000000000-mapping.dmp
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memory/4620-164-0x0000000007C60000-0x0000000007CF6000-memory.dmpFilesize
600KB
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memory/4620-161-0x0000000072F40000-0x0000000072F8C000-memory.dmpFilesize
304KB
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memory/4620-162-0x0000000007610000-0x000000000762E000-memory.dmpFilesize
120KB
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memory/4620-163-0x0000000007A10000-0x0000000007A1A000-memory.dmpFilesize
40KB
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memory/4620-160-0x0000000007630000-0x0000000007662000-memory.dmpFilesize
200KB
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memory/4620-149-0x0000000000000000-mapping.dmp
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memory/4620-169-0x0000000006110000-0x000000000611E000-memory.dmpFilesize
56KB
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memory/4620-170-0x0000000007BE0000-0x0000000007BFA000-memory.dmpFilesize
104KB
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memory/4620-171-0x0000000007BC0000-0x0000000007BC8000-memory.dmpFilesize
32KB
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memory/4680-167-0x0000000000000000-mapping.dmp
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memory/5036-168-0x0000000000000000-mapping.dmp
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memory/5108-166-0x0000000000000000-mapping.dmp