Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 00:15
Static task
static1
Behavioral task
behavioral1
Sample
7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe
Resource
win7-20240221-en
General
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Target
7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe
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Size
769KB
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MD5
a59c2a9166278d52e64923c55e246cf0
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SHA1
93d0ac61fe4adb5c1b081c1bdb80e0336a665758
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SHA256
7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3
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SHA512
0eb34615288e1efe46398cc9529f64b7a9d1e63f3f77926f2e1295ad99eea97949e01232040a40fd9aa7d1c20b7c9a047d7a5ee73da11f2eaa4dc4bf12b4e217
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SSDEEP
12288:3bnP3xgasRh4+4PFCDcIpEeO+DqUhtMBd6oXjSrMvt6fDVCGx:3bnvxNs8+6IpE5QqetMGRru0nx
Malware Config
Extracted
phorphiex
http://185.215.113.66/
0xCa90599132C4D88907Bd8E046540284aa468a035
TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6
qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
XryzFMFVpDUvU7famUGf214EXD3xNUSmQf
LLeT2zkStY3cvxMBFhoWXkG5VuZPoezduv
rwc4LVd9ABpULQ1CuCpDkgX2xVB1fUijyb
48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg
15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC
17hgMFyLDwMjxWqw5GhijhnPdJDyFDqecY
ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp
3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc
3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3
DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA
t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh
stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj
bnb1epx67ne4vckqmaj4gwke8m322f4yjr6eh52wqw
bc1qmpkehfffkr6phuklsksnd7nhgx0369sxu772m3
bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3
Signatures
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Modifies security service 2 TTPs 1 IoCs
Processes:
348915285.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4" 348915285.exe -
Processes:
348915285.exe764012511.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 348915285.exe -
Downloads MZ/PE file
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Executes dropped EXE 5 IoCs
Processes:
5CB6.exe348915285.exe1491320989.exe764012511.exe2707217450.exepid process 212 5CB6.exe 5016 348915285.exe 1076 1491320989.exe 4660 764012511.exe 4648 2707217450.exe -
Processes:
348915285.exe764012511.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 764012511.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 348915285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 764012511.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
348915285.exe764012511.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysvpplvcr.exe" 348915285.exe Set value (str) \REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\sysvpplvcr.exe" 348915285.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe" 764012511.exe Set value (str) \REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe" 764012511.exe -
Drops file in Windows directory 4 IoCs
Processes:
764012511.exe348915285.exedescription ioc process File opened for modification C:\Windows\winakrosvsa.exe 764012511.exe File created C:\Windows\sysvpplvcr.exe 348915285.exe File opened for modification C:\Windows\sysvpplvcr.exe 348915285.exe File created C:\Windows\winakrosvsa.exe 764012511.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe5CB6.exe348915285.exedescription pid process target process PID 4108 wrote to memory of 212 4108 7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe 5CB6.exe PID 4108 wrote to memory of 212 4108 7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe 5CB6.exe PID 4108 wrote to memory of 212 4108 7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe 5CB6.exe PID 212 wrote to memory of 5016 212 5CB6.exe 348915285.exe PID 212 wrote to memory of 5016 212 5CB6.exe 348915285.exe PID 212 wrote to memory of 5016 212 5CB6.exe 348915285.exe PID 5016 wrote to memory of 1076 5016 348915285.exe 1491320989.exe PID 5016 wrote to memory of 1076 5016 348915285.exe 1491320989.exe PID 5016 wrote to memory of 1076 5016 348915285.exe 1491320989.exe PID 5016 wrote to memory of 4660 5016 348915285.exe 764012511.exe PID 5016 wrote to memory of 4660 5016 348915285.exe 764012511.exe PID 5016 wrote to memory of 4660 5016 348915285.exe 764012511.exe PID 5016 wrote to memory of 4648 5016 348915285.exe 2707217450.exe PID 5016 wrote to memory of 4648 5016 348915285.exe 2707217450.exe PID 5016 wrote to memory of 4648 5016 348915285.exe 2707217450.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe"C:\Users\Admin\AppData\Local\Temp\7caf46f3202073283f9a15c210d9f1f9a7697c944206983f439ae48a8c66cda3.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\5CB6.exe"C:\Users\Admin\AppData\Local\Temp\5CB6.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\348915285.exeC:\Users\Admin\AppData\Local\Temp\348915285.exe3⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1491320989.exeC:\Users\Admin\AppData\Local\Temp\1491320989.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\764012511.exeC:\Users\Admin\AppData\Local\Temp\764012511.exe4⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
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C:\Users\Admin\AppData\Local\Temp\2707217450.exeC:\Users\Admin\AppData\Local\Temp\2707217450.exe4⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\2707217450.exeFilesize
8KB
MD5c34a248f132e739652407b0aa8c978cd
SHA1f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee
SHA2564c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
SHA512f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703
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C:\Users\Admin\AppData\Local\Temp\348915285.exeFilesize
81KB
MD5f4713c8ac5fc1e4919156157e7bece19
SHA17bd9e35b1d1210183bbb4fe1995895cbc1692c62
SHA2562be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
SHA512ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f
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C:\Users\Admin\AppData\Local\Temp\5CB6.exeFilesize
9KB
MD562b97cf4c0abafeda36e3fc101a5a022
SHA1328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b
SHA256e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab
SHA51232bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24
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C:\Users\Admin\AppData\Local\Temp\764012511.exeFilesize
14KB
MD52f4ab1a4a57649200550c0906d57bc28
SHA194bc52ed3921791630b2a001d9565b8f1bd3bd17
SHA256baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
SHA512ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8