Analysis
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max time kernel
117s -
max time network
154s -
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 13:21
Static task
static1
Behavioral task
behavioral1
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win7-20221111-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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation voiceadequovl.exe Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation voiceadequovl.exe -
Executes dropped EXE 4 IoCs
pid Process 4816 voiceadequovl.exe 204 voiceadequovl.exe 4728 voiceadequovl.exe 4560 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 204 set thread context of 4560 204 voiceadequovl.exe 97 -
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 5 IoCs
pid Process 3684 powershell.exe 3684 powershell.exe 204 voiceadequovl.exe 204 voiceadequovl.exe 4008 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 204 voiceadequovl.exe Token: SeDebugPrivilege 3684 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 4184 wrote to memory of 4816 4184 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 79 PID 4184 wrote to memory of 4816 4184 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 79 PID 4184 wrote to memory of 4816 4184 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 79 PID 4816 wrote to memory of 204 4816 voiceadequovl.exe 87 PID 4816 wrote to memory of 204 4816 voiceadequovl.exe 87 PID 4816 wrote to memory of 204 4816 voiceadequovl.exe 87 PID 204 wrote to memory of 3684 204 voiceadequovl.exe 89 PID 204 wrote to memory of 3684 204 voiceadequovl.exe 89 PID 204 wrote to memory of 3684 204 voiceadequovl.exe 89 PID 204 wrote to memory of 3040 204 voiceadequovl.exe 93 PID 204 wrote to memory of 3040 204 voiceadequovl.exe 93 PID 204 wrote to memory of 3040 204 voiceadequovl.exe 93 PID 3040 wrote to memory of 4008 3040 cmd.exe 95 PID 3040 wrote to memory of 4008 3040 cmd.exe 95 PID 3040 wrote to memory of 4008 3040 cmd.exe 95 PID 204 wrote to memory of 4728 204 voiceadequovl.exe 96 PID 204 wrote to memory of 4728 204 voiceadequovl.exe 96 PID 204 wrote to memory of 4728 204 voiceadequovl.exe 96 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97 PID 204 wrote to memory of 4560 204 voiceadequovl.exe 97
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:4184 -
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:4816 -
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:204 -
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:3684
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==4⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4008
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:4728
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C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:4560 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic os get Caption5⤵PID:4908
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C:\Windows\SysWOW64\cmd.execmd /C "wmic path win32_VideoController get name"5⤵PID:4852
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic path win32_VideoController get name6⤵PID:856
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C:\Windows\SysWOW64\cmd.execmd /C "wmic cpu get name"5⤵PID:1196
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic cpu get name6⤵PID:4712
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD56195a91754effb4df74dbc72cdf4f7a6
SHA1aba262f5726c6d77659fe0d3195e36a85046b427
SHA2563254495a5513b37a2686a876d0040275414699e7ce760e7b5ee05e41a54b96f5
SHA512ed723d15de267390dc93263538428e2c881be3494c996a810616b470d6df7d5acfcc8725687d5c50319ebef45caef44f769bfc32e0dc3abd249dacff4a12cc89
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Filesize
53KB
MD506ad34f9739c5159b4d92d702545bd49
SHA19152a0d4f153f3f40f7e606be75f81b582ee0c17
SHA256474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
SHA512c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92
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Filesize
16KB
MD54745188f2ef7836f16d172a976e2416d
SHA18040ddba934b417b62c29eaaf3081d83b830c458
SHA25692d47c4a9f882f22603f69b222e3c25998d7dbfa6f6bd560b1c3d8cbe33f522f
SHA512b6ea66f18f0b3f6109f7cacb525730e223f5db1799d5079dd5bbfcc0282a82361d3f856c00103f9522781c3d0b0226839ea859c0840742b10166090bf3548d47
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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
209.7MB
MD587da05817c96a0e43d3fd217bd55d487
SHA1113729e74392904cf784f75d51ff45ddf0bab5af
SHA2562c09df05726f5792bf69f357b25babb5e9fff0b2c6aa7a8ac07c3e558221d152
SHA5126926c45427a4167205dac17f516e5a756b9580bae3044f6616efe7ebbd9e8c426ef9d605da66e42da1c85351f1e8541aef1373c1a6f4a0d52b279d72dc58a518
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Filesize
209.6MB
MD5079d95ce70af305d9758e05590df3801
SHA1fe2e8d595219d6e33541d0848ec7def367989a2c
SHA2560288f39b74b22888b96c8eae0918355f478e61ed8fc7eb7ca7bd0db39a810f6c
SHA51261c6349ce3c8ba14d160fc7369a985f365e7ba959f45e671d390a5ab3790def60c4e65824af9019278a48a97daa6977a8a65616b1fd5855f650c0a8ddef5e165