Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
05-02-2023 09:16
Behavioral task
behavioral1
Sample
0x000900000001231c-55.exe
Resource
win7-20221111-en
General
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Target
0x000900000001231c-55.exe
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Size
75KB
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MD5
cef53d7c28cc468a7cda230634a4c1dd
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SHA1
147826c6b313e1274a166852a59f6ea7aff7703f
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SHA256
71055501b3a9f1272add3a541ed59592033e1210ef6914422d5536c614c66b4a
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SHA512
ed1d4473202f445bed306049b8184545c9857c8e45f5685257540731eb0057cf21519cd29d0db4a0dc9ad2ae4acee326f84849ba37ef54dd93ff5fbb46b13272
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SSDEEP
1536:g13Mz8y5D0FLcNU33CxcuxrMhenfFCLeeeeeeeeeeeeeeeeeeeWeeeee:JwLFLQs3vuxrPnfF
Malware Config
Extracted
phorphiex
http://185.215.113.66/
1Gpu5QiBqsquu71AGqHwb4Y68iwnkdGH1k
3PPJU1omRSTwxDbbfVyxh9Mm8WkiMGZviMh
37AcEVDyoPyUJUKNM3mM1UxNNvKgN6Abn5
qqlt9zzv020vtlswk5v6e90nv7hsuqz0nggp4rj5t0
Xj6orHUgmtZtPb2wGSTX2reQZJ89ZeeYYG
DRyZQqRX998DYdf7zGdTCShGcRBbxjUAbF
0x25229D09B0048F23e60c010C8eE1ae65C727e973
LhoapQ1TFjG2Fvbwn5WbM2wYcwisKRVz7x
r3j2xjQLmVa6Cg3cHZLqLNVja1x6g1AtNL
TVTrpva4J2g8SENebPar4YnfnCqwUeiX4a
t1MrdY4n3DBL3uip5Pq6tqx4doYpihJJG68
AXUqtUXyQmU8buqL5ehCLuLLHhhFrREXuw
bitcoincash:qqlt9zzv020vtlswk5v6e90nv7hsuqz0nggp4rj5t0
48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg
GDX4NDGHA5WKQLOI65PKPZRHSN6ZAUBRHA7BL44O5IOVMMZFZISMHTUD
bnb1zm5y3pns0ertprnvdyulz63tenlp9kc4m78v0m
bc1qdk0fquc7ug2zn7zpdyx4kasdy34t00c5r2xdup
Signatures
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Processes:
sysagrsv.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysagrsv.exe -
Executes dropped EXE 3 IoCs
Processes:
sysagrsv.exe308519896.exe172533572.exepid process 360 sysagrsv.exe 3156 308519896.exe 2632 172533572.exe -
Processes:
sysagrsv.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysagrsv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysagrsv.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0x000900000001231c-55.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysagrsv.exe" 0x000900000001231c-55.exe -
Drops file in Windows directory 2 IoCs
Processes:
0x000900000001231c-55.exedescription ioc process File created C:\Windows\sysagrsv.exe 0x000900000001231c-55.exe File opened for modification C:\Windows\sysagrsv.exe 0x000900000001231c-55.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0x000900000001231c-55.exesysagrsv.exedescription pid process target process PID 1368 wrote to memory of 360 1368 0x000900000001231c-55.exe sysagrsv.exe PID 1368 wrote to memory of 360 1368 0x000900000001231c-55.exe sysagrsv.exe PID 1368 wrote to memory of 360 1368 0x000900000001231c-55.exe sysagrsv.exe PID 360 wrote to memory of 3156 360 sysagrsv.exe 308519896.exe PID 360 wrote to memory of 3156 360 sysagrsv.exe 308519896.exe PID 360 wrote to memory of 3156 360 sysagrsv.exe 308519896.exe PID 360 wrote to memory of 2632 360 sysagrsv.exe 172533572.exe PID 360 wrote to memory of 2632 360 sysagrsv.exe 172533572.exe PID 360 wrote to memory of 2632 360 sysagrsv.exe 172533572.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0x000900000001231c-55.exe"C:\Users\Admin\AppData\Local\Temp\0x000900000001231c-55.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\sysagrsv.exeC:\Windows\sysagrsv.exe2⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\308519896.exeC:\Users\Admin\AppData\Local\Temp\308519896.exe3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\172533572.exeC:\Users\Admin\AppData\Local\Temp\172533572.exe3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\172533572.exeFilesize
6KB
MD5193377d2d76a2da52c4935780e780ed8
SHA16d42df6ea3b97a2a41805a3a1e8f0a786bcd88c7
SHA2569e6525d7e908ca4da3408723eb5c9870b04fed13f45de44566d6992e8909bb06
SHA512c32c5f35e9b1e4967c5e6f2311457195cdde6013a9f67155b55b322134472cee803fd5099fd2bf8ca9c03e0d8287ca7b9ff9b4c8290464ab943ef18ac375536d
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C:\Users\Admin\AppData\Local\Temp\172533572.exeFilesize
6KB
MD5193377d2d76a2da52c4935780e780ed8
SHA16d42df6ea3b97a2a41805a3a1e8f0a786bcd88c7
SHA2569e6525d7e908ca4da3408723eb5c9870b04fed13f45de44566d6992e8909bb06
SHA512c32c5f35e9b1e4967c5e6f2311457195cdde6013a9f67155b55b322134472cee803fd5099fd2bf8ca9c03e0d8287ca7b9ff9b4c8290464ab943ef18ac375536d
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C:\Users\Admin\AppData\Local\Temp\308519896.exeFilesize
6KB
MD503ee7b245daeebbf2ccaa1690a9fc8fc
SHA1561710d7f8c05ff5c2a3a384be5de6e023e41ac4
SHA2566bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228
SHA512f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55
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C:\Users\Admin\AppData\Local\Temp\308519896.exeFilesize
6KB
MD503ee7b245daeebbf2ccaa1690a9fc8fc
SHA1561710d7f8c05ff5c2a3a384be5de6e023e41ac4
SHA2566bc23b9878978a2f3c507acfdad0b2244a8bda5143359613db039cb21d9c1228
SHA512f64163899218b24ee1dd59748e024e0106d83dbea3e31c0f05b1efb8558a47c232dbbcd1463a121c63e2dff2743887925238d8bf6eab0b9ee0292386918e8e55
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C:\Windows\sysagrsv.exeFilesize
75KB
MD5cef53d7c28cc468a7cda230634a4c1dd
SHA1147826c6b313e1274a166852a59f6ea7aff7703f
SHA25671055501b3a9f1272add3a541ed59592033e1210ef6914422d5536c614c66b4a
SHA512ed1d4473202f445bed306049b8184545c9857c8e45f5685257540731eb0057cf21519cd29d0db4a0dc9ad2ae4acee326f84849ba37ef54dd93ff5fbb46b13272
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C:\Windows\sysagrsv.exeFilesize
75KB
MD5cef53d7c28cc468a7cda230634a4c1dd
SHA1147826c6b313e1274a166852a59f6ea7aff7703f
SHA25671055501b3a9f1272add3a541ed59592033e1210ef6914422d5536c614c66b4a
SHA512ed1d4473202f445bed306049b8184545c9857c8e45f5685257540731eb0057cf21519cd29d0db4a0dc9ad2ae4acee326f84849ba37ef54dd93ff5fbb46b13272
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memory/360-132-0x0000000000000000-mapping.dmp
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memory/2632-138-0x0000000000000000-mapping.dmp
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memory/3156-135-0x0000000000000000-mapping.dmp