Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
22-04-2024 19:20
Static task
static1
Behavioral task
behavioral1
Sample
1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe
Resource
win7-20240221-en
General
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Target
1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe
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Size
24KB
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MD5
d9d8f0e3622183a0d2051cf3afb3d0a2
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SHA1
e8a209ae9878e978232328420cdd72d7e14476d8
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SHA256
1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972
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SHA512
18eecf31534422f242e217c960323e68a572e4ce21e210c0ddfaff2345ee4e242c1e1043f2b63a15d9be7006383ea75a5c0cb28481b94962b9c84207a70b5003
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SSDEEP
384:ix1E2hj4EOQ+Xc4KnA1SJAQrOZCreeeeeeeeWeeeee9MMqGrmpGPdCzI:irEbvM7nAcreeeeeeeeWeeeeejPdCzI
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:
628613409.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4" 628613409.exe -
Processes:
2311624502.exe628613409.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2311624502.exe -
Downloads MZ/PE file
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Executes dropped EXE 8 IoCs
Processes:
350A.exe628613409.exe2304217989.exe293619256.exe1679733235.exe2311624502.exe1322916072.exe3187034921.exepid process 756 350A.exe 4576 628613409.exe 4880 2304217989.exe 4832 293619256.exe 2096 1679733235.exe 1180 2311624502.exe 1400 1322916072.exe 3168 3187034921.exe -
Processes:
628613409.exe2311624502.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 628613409.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2311624502.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 628613409.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
628613409.exe2311624502.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\systrvltns.exe" 628613409.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\systrvltns.exe" 628613409.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe" 2311624502.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe" 2311624502.exe -
Drops file in Windows directory 4 IoCs
Processes:
628613409.exe2311624502.exedescription ioc process File created C:\Windows\systrvltns.exe 628613409.exe File opened for modification C:\Windows\systrvltns.exe 628613409.exe File created C:\Windows\winakrosvsa.exe 2311624502.exe File opened for modification C:\Windows\winakrosvsa.exe 2311624502.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe350A.exe628613409.exe2311624502.exedescription pid process target process PID 3684 wrote to memory of 756 3684 1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe 350A.exe PID 3684 wrote to memory of 756 3684 1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe 350A.exe PID 3684 wrote to memory of 756 3684 1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe 350A.exe PID 756 wrote to memory of 4576 756 350A.exe 628613409.exe PID 756 wrote to memory of 4576 756 350A.exe 628613409.exe PID 756 wrote to memory of 4576 756 350A.exe 628613409.exe PID 4576 wrote to memory of 4880 4576 628613409.exe 2304217989.exe PID 4576 wrote to memory of 4880 4576 628613409.exe 2304217989.exe PID 4576 wrote to memory of 4880 4576 628613409.exe 2304217989.exe PID 4576 wrote to memory of 4832 4576 628613409.exe 293619256.exe PID 4576 wrote to memory of 4832 4576 628613409.exe 293619256.exe PID 4576 wrote to memory of 4832 4576 628613409.exe 293619256.exe PID 4576 wrote to memory of 2096 4576 628613409.exe 1679733235.exe PID 4576 wrote to memory of 2096 4576 628613409.exe 1679733235.exe PID 4576 wrote to memory of 2096 4576 628613409.exe 1679733235.exe PID 4576 wrote to memory of 1180 4576 628613409.exe 2311624502.exe PID 4576 wrote to memory of 1180 4576 628613409.exe 2311624502.exe PID 4576 wrote to memory of 1180 4576 628613409.exe 2311624502.exe PID 4576 wrote to memory of 1400 4576 628613409.exe 1322916072.exe PID 4576 wrote to memory of 1400 4576 628613409.exe 1322916072.exe PID 4576 wrote to memory of 1400 4576 628613409.exe 1322916072.exe PID 1180 wrote to memory of 3168 1180 2311624502.exe 3187034921.exe PID 1180 wrote to memory of 3168 1180 2311624502.exe 3187034921.exe PID 1180 wrote to memory of 3168 1180 2311624502.exe 3187034921.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe"C:\Users\Admin\AppData\Local\Temp\1a1184357683c518992d0ca26a904e98ad1955acee5c6c5386108875a013c972.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\350A.exe"C:\Users\Admin\AppData\Local\Temp\350A.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\628613409.exeC:\Users\Admin\AppData\Local\Temp\628613409.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\2304217989.exeC:\Users\Admin\AppData\Local\Temp\2304217989.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\293619256.exeC:\Users\Admin\AppData\Local\Temp\293619256.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\1679733235.exeC:\Users\Admin\AppData\Local\Temp\1679733235.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\2311624502.exeC:\Users\Admin\AppData\Local\Temp\2311624502.exe4⤵
- 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\3187034921.exeC:\Users\Admin\AppData\Local\Temp\3187034921.exe5⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\1322916072.exeC:\Users\Admin\AppData\Local\Temp\1322916072.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\2304217989.exeFilesize
8KB
MD51f67e154ee8f9cb2372ca55ad3b686a4
SHA1e5bab1de98ce0cf50662879f1d471c044df4ba56
SHA256cca1aaba753027dd75974fcfeda7921c75ba5df3026eba32749c2328778ec32f
SHA5125b004e534502a9b18e0db449b5233e6076a720cd36b0756a531295eb52c00678ee193ed5b8d42e05819fca24a06cb92f29526e8ea12d840299a2d7951541c1a5
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C:\Users\Admin\AppData\Local\Temp\2311624502.exeFilesize
14KB
MD5f1de323203015e6d6b88037061440c3f
SHA1d5dade311a734838078895ca14332a5bebc35422
SHA256b891ef7526290c5c64a24627cdfaab792493b8b7d3c39ce05ee35b5dc5a22f8a
SHA512d68d116b787e643c15ebbe0317f39b00897bf24683592e95bcff712f3d1560aec5abb7633b58f5a6184faf6dfc589f0e56f811ae9aee40521e0a8dcbf0756708
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C:\Users\Admin\AppData\Local\Temp\293619256.exeFilesize
8KB
MD53ff539a40348bc9538fe5aa7bc8a5f90
SHA12be2a53f3dccab031a2a1b75e5e7720b01090d9f
SHA256c0f2e629bb66e02826f90b4b3cc0cbf0ced13b0bfa75bb85a7f7bf54b884d9db
SHA512fc7d650cfdec82ac836765e2357a27b4bc4b56605e756eeb20707a7d5dd0c3fdd6225c6ef6b25d83138f5f9199f4f49c619c18365053648bab331bd94cfc322b
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C:\Users\Admin\AppData\Local\Temp\3187034921.exeFilesize
21KB
MD57d9dc721e4c9a9b8446680c38fa05aa0
SHA1369918d1b61732afaf681d5aacbd6084b619fcfe
SHA256ccaa697d2cec06fe87e2800ef282bbdd85d59647910914645eaca9cf38f801c4
SHA51259ed84f40b480579f2a37bebdf4ceec89f5167507197c8afff61b808dbdb2f5d50723a842253b83269e30d3626525c461350a11fcc2db6d4c4329541d1b95d34
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C:\Users\Admin\AppData\Local\Temp\350A.exeFilesize
9KB
MD562b97cf4c0abafeda36e3fc101a5a022
SHA1328fae9acff3f17df6e9dc8d6ef1cec679d4eb2b
SHA256e172537adcee1fcdc8f16c23e43a5ac82c56a0347fa0197c08be979438a534ab
SHA51232bd7062aabd25205471cec8d292b820fc2fd2479da6fb723332887fc47036570bb2d25829acb7c883ccaaab272828c8effbc78f02a3deeabb47656f4b64eb24
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C:\Users\Admin\AppData\Local\Temp\628613409.exeFilesize
89KB
MD51fc572a5f87e088c94099b27308be46e
SHA14332ffb3d6deff6bbf8949e4a6a8a3de4ce3bbe1
SHA25662942deb42d82e02e4c32a8ab377eb034d2124eb527ff14a9e60dc24b03cb3da
SHA512fa54590ba38cac9ff18b074bc55671ac1086c76cb03db42871d2a6086df99a7ab49f505eee45dfefc033b222e10f829adf22b45408913835aafa253eef7eeaeb