Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
12/12/2022, 17:26
Behavioral task
behavioral1
Sample
042c4da66dda2cab43007457e1e81a76.exe
Resource
win7-20220812-en
General
- Target 042c4da66dda2cab43007457e1e81a76.exe
- Size 73KB
- Sample221212-vzvmqsca67
- SHA256 48214f32e63f85fe88aff17257a746862d7530bce20b2dfc7a7b942743374a31
- MD5 042c4da66dda2cab43007457e1e81a76
- SHA1 ed9bb523da72781c26f46ee1464f1e5fc1283c4a
- SHA512 22212899e621988e57ba09e76871d23dfe49d8867878b89478bda11b5a1f17293c2648a265706a74b7ed2b08dd7e5bec51a0496674790560a8ca83dbf9b5e811
- SSDEEP 1536:I3Mz8pr+ehOVEn/g9u1ti/jQWlCsv038L7wlfFtzl:TwoehO0gArukWMsv0+ElfFt
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
phorphiex
-
http://185.215.113.66/
-
12SJv5p8xUHeiKnXPCDaKCMpqvXj7TABT5BSxGt3csz9Beuc
-
1A6utf8R2zfLL7X31T5QRHdQyAx16BjdFD
-
3PFzu8Rw8aDNhDT6d5FMrZ3ckE4dEHzogfg
-
3BJS4zYwrnfcJMm4xLxRcsa69ght8n6QWz
-
qpzj59cm0dcyxy9597x927fx0wzu75nns5lsm2452k
-
XgWbWpuyPGney7hcS9vZ7eNhkj7WcvGcj8
-
DPcSSyFAYLu4aEB4s1Yotb8ANwtx6bZEQG
-
0xb899fC445a1b61Cdd62266795193203aa72351fE
-
LRDpmP5wHZ82LZimzWDLHVqJPDSpkM1gZ7
-
r1eZ7W1fmUT9tiUZwK6rr3g6RNiE4QpU1
-
TBdEh7r35ywUD5omutc2kDTX7rXhnFkxy5
-
t1T7mBRBgTYPEL9RPPBnAVgcftiWUPBFWyy
-
AGUqhQzF52Qwbvun5wQSrpokPtCC4b9yiX
-
bitcoincash:qpzj59cm0dcyxy9597x927fx0wzu75nns5lsm2452k
-
43ABGVDKXksdy7UTP8aHqkRf4xAVDmKKXBYDRevAadwaLJhHzH4ubZHGLjVpLc5ZWk7TVmHbHHAWUBF78mx1YG4eNbww6fr
-
GCVFMTUKNLFBGHE3AHRJH4IJDRZGWOJ6JD2FQTFQAAIQR64ALD7QJHUY
-
bnb1rcg9mnkzna2tw4u8ughyaj6ja8feyj87hss9ky
-
bc1qzs2hs5dvyx04h0erq4ea72sctcre2rcwadsq2v
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysfevcs.exe - Executes dropped EXE 2 IoCs
pid Process 2272 sysfevcs.exe 4932 3082222419.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysfevcs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysfevcs.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysfevcs.exe" 042c4da66dda2cab43007457e1e81a76.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\sysfevcs.exe 042c4da66dda2cab43007457e1e81a76.exe File opened for modification C:\Windows\sysfevcs.exe 042c4da66dda2cab43007457e1e81a76.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 748 wrote to memory of 2272 748 042c4da66dda2cab43007457e1e81a76.exe 84 PID 748 wrote to memory of 2272 748 042c4da66dda2cab43007457e1e81a76.exe 84 PID 748 wrote to memory of 2272 748 042c4da66dda2cab43007457e1e81a76.exe 84 PID 2272 wrote to memory of 4932 2272 sysfevcs.exe 85 PID 2272 wrote to memory of 4932 2272 sysfevcs.exe 85 PID 2272 wrote to memory of 4932 2272 sysfevcs.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\042c4da66dda2cab43007457e1e81a76.exe"C:\Users\Admin\AppData\Local\Temp\042c4da66dda2cab43007457e1e81a76.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Windows\sysfevcs.exeC:\Windows\sysfevcs.exe2⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Users\Admin\AppData\Local\Temp\3082222419.exeC:\Users\Admin\AppData\Local\Temp\3082222419.exe3⤵
- Executes dropped EXE
PID:4932
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\3082222419.exe
- Size 13KB
- SHA256 99f329a604dc8410dd96f141885bef2f9d0d4402630fa2012fddbdc775f0cbe7
- MD5 acad915c5fc6c177940f8ed644e4ff76
- SHA1 4fd56b69da978373b658948d7293edc96cf0b4fa
- SHA512 08ee49ca06ffe74ab669e59483da24a37fa22eeb8cffedfe1d0c18738c375cff71b515c2a63c91b1cf5c1c81bb9f2daf4a6eccd7e9f27517eabc234f2945ba8d
- SSDEEP 192:IxgsfrHgnflXs2Pcw7xMNKUSO5dzwFnXQqU6cQheP1oynnv8U9l:af+Xs21xc5dYn/BfI19v8U9
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\3082222419.exe
- Size 13KB
- SHA256 99f329a604dc8410dd96f141885bef2f9d0d4402630fa2012fddbdc775f0cbe7
- MD5 acad915c5fc6c177940f8ed644e4ff76
- SHA1 4fd56b69da978373b658948d7293edc96cf0b4fa
- SHA512 08ee49ca06ffe74ab669e59483da24a37fa22eeb8cffedfe1d0c18738c375cff71b515c2a63c91b1cf5c1c81bb9f2daf4a6eccd7e9f27517eabc234f2945ba8d
- SSDEEP 192:IxgsfrHgnflXs2Pcw7xMNKUSO5dzwFnXQqU6cQheP1oynnv8U9l:af+Xs21xc5dYn/BfI19v8U9
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\sysfevcs.exe
- Size 73KB
- SHA256 48214f32e63f85fe88aff17257a746862d7530bce20b2dfc7a7b942743374a31
- MD5 042c4da66dda2cab43007457e1e81a76
- SHA1 ed9bb523da72781c26f46ee1464f1e5fc1283c4a
- SHA512 22212899e621988e57ba09e76871d23dfe49d8867878b89478bda11b5a1f17293c2648a265706a74b7ed2b08dd7e5bec51a0496674790560a8ca83dbf9b5e811
- SSDEEP 1536:I3Mz8pr+ehOVEn/g9u1ti/jQWlCsv038L7wlfFtzl:TwoehO0gArukWMsv0+ElfFt
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\sysfevcs.exe
- Size 73KB
- SHA256 48214f32e63f85fe88aff17257a746862d7530bce20b2dfc7a7b942743374a31
- MD5 042c4da66dda2cab43007457e1e81a76
- SHA1 ed9bb523da72781c26f46ee1464f1e5fc1283c4a
- SHA512 22212899e621988e57ba09e76871d23dfe49d8867878b89478bda11b5a1f17293c2648a265706a74b7ed2b08dd7e5bec51a0496674790560a8ca83dbf9b5e811
- SSDEEP 1536:I3Mz8pr+ehOVEn/g9u1ti/jQWlCsv038L7wlfFtzl:TwoehO0gArukWMsv0+ElfFt
- MD5 SHA1 SHA512 SSDEEP