Analysis
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max time kernel
141s -
max time network
148s -
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 07:04
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation voiceadequovl.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation voiceadequovl.exe -
Executes dropped EXE 4 IoCs
pid Process 2400 voiceadequovl.exe 4492 voiceadequovl.exe 1452 voiceadequovl.exe 1988 voiceadequovl.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description 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
description pid Process procid_target PID 4492 set thread context of 1988 4492 voiceadequovl.exe 98 -
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 6 IoCs
pid Process 1084 powershell.exe 1084 powershell.exe 4492 voiceadequovl.exe 4492 voiceadequovl.exe 1924 powershell.exe 1924 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4492 voiceadequovl.exe Token: SeDebugPrivilege 1084 powershell.exe Token: SeDebugPrivilege 1924 powershell.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 4004 wrote to memory of 2400 4004 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 82 PID 4004 wrote to memory of 2400 4004 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 82 PID 4004 wrote to memory of 2400 4004 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 82 PID 2400 wrote to memory of 4492 2400 voiceadequovl.exe 86 PID 2400 wrote to memory of 4492 2400 voiceadequovl.exe 86 PID 2400 wrote to memory of 4492 2400 voiceadequovl.exe 86 PID 4492 wrote to memory of 1084 4492 voiceadequovl.exe 92 PID 4492 wrote to memory of 1084 4492 voiceadequovl.exe 92 PID 4492 wrote to memory of 1084 4492 voiceadequovl.exe 92 PID 4492 wrote to memory of 2296 4492 voiceadequovl.exe 94 PID 4492 wrote to memory of 2296 4492 voiceadequovl.exe 94 PID 4492 wrote to memory of 2296 4492 voiceadequovl.exe 94 PID 2296 wrote to memory of 1924 2296 cmd.exe 96 PID 2296 wrote to memory of 1924 2296 cmd.exe 96 PID 2296 wrote to memory of 1924 2296 cmd.exe 96 PID 4492 wrote to memory of 1452 4492 voiceadequovl.exe 97 PID 4492 wrote to memory of 1452 4492 voiceadequovl.exe 97 PID 4492 wrote to memory of 1452 4492 voiceadequovl.exe 97 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98 PID 4492 wrote to memory of 1988 4492 voiceadequovl.exe 98
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
PID:4004 -
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
PID:2400 -
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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4492 -
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
PID:1084
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==4⤵
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1924
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:1452
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:1988 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic os get Caption5⤵PID:2928
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C:\Windows\SysWOW64\cmd.execmd /C "wmic path win32_VideoController get name"5⤵PID:1508
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C:\Windows\SysWOW64\cmd.execmd /C "wmic cpu get name"5⤵PID:4556
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic path win32_VideoController get name1⤵PID:1724
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic cpu get name1⤵PID:876
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD54280e36a29fa31c01e4d8b2ba726a0d8
SHA1c485c2c9ce0a99747b18d899b71dfa9a64dabe32
SHA256e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359
SHA512494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4
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Filesize
53KB
MD506ad34f9739c5159b4d92d702545bd49
SHA19152a0d4f153f3f40f7e606be75f81b582ee0c17
SHA256474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
SHA512c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92
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Filesize
16KB
MD5b4eb622f9527981946eca61c46c54262
SHA10d16d5487a2bcb64df1c13fe225e6f05c7703b86
SHA256d8a0512ac2ddf832b3825f5fc995d40a1771a2a90b1cdbb4d9b1cd1f514546a5
SHA512f10457c2b887768b605fc4da846a61517f6af946a71c017b4a97f83f1e5b828b3069cdd05ea1eaee83b923d70b44e5194446f9033c58095df4afe9cc9f025f2f
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Filesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
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Filesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
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Filesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
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Filesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
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Filesize
49.3MB
MD59103ffce30aa692a472d0050a43f0917
SHA17d5a2b5ccf4f6074c44ecc0fb4038e3e96495376
SHA25678d86baba5f3c298c99f67c0a3b182d08976d6e66e16745bef321328f72d9af8
SHA5126029156dc1b0839a89e12f976bc50b3a515229ea8cf5ec58662189acf6ea9e347629564885ac1db70c07b81deb84f16ecd761d07a513d3ac699468711bf02179
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Filesize
54.4MB
MD5e57391dfa3159dabb3e98753734e82a0
SHA10277cf5842d7ddf03beed2a5555ff1cd987a3cc5
SHA256f208967c9e7acf54873dd5f8db3a5af6232ae20b228b0cebe9b347be47203dc7
SHA512b08a4da6edb5210285e1f0ba76e8de2999a65c86b8fb0e0466d26f5faf056d5e4aab7aee1f37d11bc29c9e8b87bb5a895efc2dde47bdeb53fa47e6345e40a444