Analysis
-
max time kernel
132s -
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 01:16
Static task
static1
Behavioral task
behavioral1
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
Resource
win10v2004-20221111-en
General
-
Target
5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
-
Size
3.6MB
-
MD5
36fd273ea7607d3a203f257f4e2649ed
-
SHA1
5e243f79ecb539d0d1f75fce7ddfedeccee70a48
-
SHA256
471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747
-
SHA512
cf81163bc6d1f1141130fbe70944387b97d322afe837ad21a88a0be8f9fd87615bd7022cc572b1783871cc99f224258bae75855e805c733793b723ba0483597d
-
SSDEEP
98304:VQF9SqUKUehGS26Ish7MUTjA+1VFnqWXvqaY4:VSSzMGS26x1MUTM+/Fh
Malware Config
Extracted
aurora
45.9.74.11:8081
Signatures
-
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 5 IoCs
pid Process 440 voiceadequovl.exe 1468 voiceadequovl.exe 4472 voiceadequovl.exe 1036 voiceadequovl.exe 2948 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 1468 set thread context of 2948 1468 voiceadequovl.exe 97 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 4088 powershell.exe 4088 powershell.exe 1468 voiceadequovl.exe 1468 voiceadequovl.exe 4856 powershell.exe 1468 voiceadequovl.exe 1468 voiceadequovl.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1468 voiceadequovl.exe Token: SeDebugPrivilege 4088 powershell.exe Token: SeDebugPrivilege 4856 powershell.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 1816 wrote to memory of 440 1816 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 80 PID 1816 wrote to memory of 440 1816 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 80 PID 1816 wrote to memory of 440 1816 5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe 80 PID 440 wrote to memory of 1468 440 voiceadequovl.exe 88 PID 440 wrote to memory of 1468 440 voiceadequovl.exe 88 PID 440 wrote to memory of 1468 440 voiceadequovl.exe 88 PID 1468 wrote to memory of 4088 1468 voiceadequovl.exe 90 PID 1468 wrote to memory of 4088 1468 voiceadequovl.exe 90 PID 1468 wrote to memory of 4088 1468 voiceadequovl.exe 90 PID 1468 wrote to memory of 3016 1468 voiceadequovl.exe 92 PID 1468 wrote to memory of 3016 1468 voiceadequovl.exe 92 PID 1468 wrote to memory of 3016 1468 voiceadequovl.exe 92 PID 3016 wrote to memory of 4856 3016 cmd.exe 94 PID 3016 wrote to memory of 4856 3016 cmd.exe 94 PID 3016 wrote to memory of 4856 3016 cmd.exe 94 PID 1468 wrote to memory of 4472 1468 voiceadequovl.exe 95 PID 1468 wrote to memory of 4472 1468 voiceadequovl.exe 95 PID 1468 wrote to memory of 4472 1468 voiceadequovl.exe 95 PID 1468 wrote to memory of 1036 1468 voiceadequovl.exe 96 PID 1468 wrote to memory of 1036 1468 voiceadequovl.exe 96 PID 1468 wrote to memory of 1036 1468 voiceadequovl.exe 96 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97 PID 1468 wrote to memory of 2948 1468 voiceadequovl.exe 97
Processes
-
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:1816 -
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:440 -
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:1468 -
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:4088
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==4⤵
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4856
-
-
-
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:4472
-
-
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:1036
-
-
C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exeC:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe4⤵
- Executes dropped EXE
PID:2948
-
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD54280e36a29fa31c01e4d8b2ba726a0d8
SHA1c485c2c9ce0a99747b18d899b71dfa9a64dabe32
SHA256e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359
SHA512494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4
-
Filesize
53KB
MD506ad34f9739c5159b4d92d702545bd49
SHA19152a0d4f153f3f40f7e606be75f81b582ee0c17
SHA256474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
SHA512c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92
-
Filesize
16KB
MD5a854e65d49f9967fe4f022e9ecf4bfb6
SHA195407399a09f644ff57689b5120bb3b1140bb989
SHA2560c70146f8bf5d0e3af8f4739f5af1e7b732d719ca7e189b6ac8945a853d4ba09
SHA512773ea47a8d7f76ca036230d21bad4588519cef900b0e91840f3362f10ec7716c17d97274242c6afa2379e6f8b9f7c90f211a75dbdfb0352c32e9ead33ad2c59d
-
Filesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
-
Filesize
365.5MB
MD5ba50f2bca86ba947a8d2035bb9b35123
SHA1a542b5c5d41174dc2475a219978123b7d14f958f
SHA25617790c5c071280462ed8e617fd2edfff5bf0f40fb9add57f866f058fdbf24cb5
SHA51208fdb619e411247c571710bc47df2463c95dc2fee82025e548b65ff1a3e4a53e663fafec9bcc5cc234f32211b25f6f9472786c1be543eb71629f32ec09f04379
-
Filesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
-
Filesize
369.8MB
MD514a9737eb666769fee7c28a00eb14e82
SHA1ab8f2279f13a546fc32233a4da0855660fb07ec0
SHA256a5fda7973fc4b9cf7fa14943302c0b6cd81c7615105ab0031e20fc5ed2a2396a
SHA512973d5236da1979d31376d55f6b304fa166835d99a4574e3345e25ebed5b492cf9a3ae3f0a800d137fa8756288684b6d5c07ff97c8e5c2cbb698585f09373e9e7
-
Filesize
106.2MB
MD5c41e945b51d2bd63a631c1736e053ac7
SHA110a135e3ececc248127c74df58b567c1131b5071
SHA2568fcfc725d48d86e6f06bce947ec0f91457ca9de4a8fa2d8b4633238891785f8a
SHA512e303aa3b5d249251d7ffaa4bbe5744545aadf3acaa14b883a08d31376ddb77bc7a692729d7747da6c5b09fedf83aff33d7668ae568071666d4c4d9f5e3b8998c
-
Filesize
109.1MB
MD5adac42135503622e8e5e6156ab61344d
SHA1762352c28c958e3ffa8d8a72463a09b355714d52
SHA256d5b347e1261da14326592d7f1a7babf751ba41cb68e01b41c15d2aea7c57af3f
SHA5128dfb66a6bb3f2615dc8a0a75a88ecb03c7a43122350445d6e9f3eab5c2bd027d838575295eba2af0cd3c95ecd2bd71a76ebcba37a7cd8bd6081e611237ab1a37
-
Filesize
106.1MB
MD5fd541e80c412dffe09c31812f5f6f113
SHA1ccd021440656bc85f07e639e96b26e0eb3e6140f
SHA256d18426fc618b7fcca52fcee022abdfbacda570ab346caa42a99ea290429371f1
SHA512340f6b8ea3e6c00088afa5306eb0626f3907153f2c2fba5730d56198485425e6dee02237a464010df53a62d512162b95f520ae55881a3a544641efaa74ccba50