Analysis
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max time kernel
189s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 01:30
Static task
static1
Behavioral task
behavioral1
Sample
02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe
Resource
win10v2004-20221111-en
General
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Target
02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe
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Size
56KB
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MD5
540c51fa976ebeea50862f19e96238e0
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SHA1
720aa12994f6e7f7f7331aa0742c34a4d296cbfd
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SHA256
02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
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SHA512
1824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94
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SSDEEP
1536:hXlDpPrI1Yakt46J2EMvLbAB75LL1Oi/b9vSsZ4n:h1eCFSTbABNHsqpv9Zq
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
pid Process 1080 urdvxc.exe 3848 urdvxc.exe 372 urdvxc.exe 204 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.8.0_66\db\README-JDK.html urdvxc.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\db\qrhljwvn.exe urdvxc.exe -
Modifies registry class 24 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7774BDCB-BC2A-526E-C798-34FA771E21D1}\LocalServer32\ = "C:\\Program Files\\Java\\jdk1.8.0_66\\db\\qrhljwvn.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C13347E8-D871-7C0A-DE99-CA435FCB7B83} 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C13347E8-D871-7C0A-DE99-CA435FCB7B83}\LocalServer32 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C13347E8-D871-7C0A-DE99-CA435FCB7B83}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe" 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7774BDCB-BC2A-526E-C798-34FA771E21D1}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "scqwxlcrvxjttlws" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7774BDCB-BC2A-526E-C798-34FA771E21D1} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jsrsbnlklrcsrbkc" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "cjbebblkjeebqenh" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C13347E8-D871-7C0A-DE99-CA435FCB7B83}\ = "tznkjrnqlrbbhjrt" 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "blcrzkqzscssxqwv" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7774BDCB-BC2A-526E-C798-34FA771E21D1}\ = "sbebhtshqnnrjnth" urdvxc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1080 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5088 wrote to memory of 1080 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 82 PID 5088 wrote to memory of 1080 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 82 PID 5088 wrote to memory of 1080 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 82 PID 5088 wrote to memory of 3848 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 83 PID 5088 wrote to memory of 3848 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 83 PID 5088 wrote to memory of 3848 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 83 PID 5088 wrote to memory of 204 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 85 PID 5088 wrote to memory of 204 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 85 PID 5088 wrote to memory of 204 5088 02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe"C:\Users\Admin\AppData\Local\Temp\02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:1080
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:3848
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\02af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:204
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C:\Windows\SysWOW64\urdvxc.exe"C:\Windows\SysWOW64\urdvxc.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
PID:372
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
56KB
MD5540c51fa976ebeea50862f19e96238e0
SHA1720aa12994f6e7f7f7331aa0742c34a4d296cbfd
SHA25602af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
SHA5121824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94
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Filesize
56KB
MD5540c51fa976ebeea50862f19e96238e0
SHA1720aa12994f6e7f7f7331aa0742c34a4d296cbfd
SHA25602af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
SHA5121824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94
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Filesize
56KB
MD5540c51fa976ebeea50862f19e96238e0
SHA1720aa12994f6e7f7f7331aa0742c34a4d296cbfd
SHA25602af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
SHA5121824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94
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Filesize
56KB
MD5540c51fa976ebeea50862f19e96238e0
SHA1720aa12994f6e7f7f7331aa0742c34a4d296cbfd
SHA25602af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
SHA5121824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94
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Filesize
56KB
MD5540c51fa976ebeea50862f19e96238e0
SHA1720aa12994f6e7f7f7331aa0742c34a4d296cbfd
SHA25602af98a540077517f1a84f52dcc52b2fe1d27b192b984d82af7e02bfca571a4a
SHA5121824d8c851a112cef37cf3b322059a7e9b2df2e921e0a7e0d6b3a1b6d31b5c104d03de8de732f6559d98eb9ee747339b11fc3a3d5478517174a0902559e13a94