Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
01-07-2022 05:08
Static task
static1
Behavioral task
behavioral1
Sample
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe
Resource
win7-20220414-en
General
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Target
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe
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Size
400KB
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MD5
80f5f2296cae3bea63fc14a867d97dd4
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SHA1
d3d87cc1e2f1d0df7ccc78e819fb58adc584caae
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SHA256
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd
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SHA512
163e2bd5fc1d85ddaa9aea7933ccde7e49733b256304695918c7ae2b6ff790235eeedba26a4a95c79554f924289d885f6796bd7136c46299c516ebdabb8eba1d
Malware Config
Extracted
phorphiex
http://185.176.27.132/
13cQ2H6oszrEnvw1ZGdsPix9gUayB8tzNa
qr5pm4d27z250wpz4sfy08ytghxn56kryvsw5tdw99
XfrM8P9YWSg8mQTxSCCxyHUeQjMEGx8vnE
DSG5PddW9wu1eKdLcx4f3KBF4wUvaBFaGc
0x373b9854c9e4511b920372f5495640cdc25d6832
LSermtCTLWeS683x17AtYuhNT8MpMmVmi8
t1XgRHyGj6YDNqkS5EWwdcXG1rjQPFFdUsR
Signatures
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Processes:
sysipbk.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sysipbk.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sysipbk.exe -
Phorphiex payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2992-132-0x00000000021F0000-0x00000000021FD000-memory.dmp family_phorphiex behavioral2/memory/4356-143-0x0000000002100000-0x000000000210D000-memory.dmp family_phorphiex -
Processes:
sysipbk.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysipbk.exe -
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
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Executes dropped EXE 1 IoCs
Processes:
sysipbk.exepid process 4356 sysipbk.exe -
Processes:
sysipbk.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sysipbk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AutoUpdateDisableNotify = "1" sysipbk.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Driver = "C:\\Windows\\1722225335\\sysipbk.exe" 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Driver = "C:\\Windows\\1722225335\\sysipbk.exe" 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe -
Drops file in Windows directory 3 IoCs
Processes:
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exedescription ioc process File created C:\Windows\1722225335\sysipbk.exe 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe File opened for modification C:\Windows\1722225335\sysipbk.exe 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe File opened for modification C:\Windows\1722225335 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exesysipbk.exedescription pid process Token: SeDebugPrivilege 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe Token: SeDebugPrivilege 4356 sysipbk.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exesysipbk.exepid process 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe 4356 sysipbk.exe 4356 sysipbk.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exedescription pid process target process PID 2992 wrote to memory of 4356 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe sysipbk.exe PID 2992 wrote to memory of 4356 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe sysipbk.exe PID 2992 wrote to memory of 4356 2992 3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe sysipbk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe"C:\Users\Admin\AppData\Local\Temp\3ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2992 -
C:\Windows\1722225335\sysipbk.exeC:\Windows\1722225335\sysipbk.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4356
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
400KB
MD580f5f2296cae3bea63fc14a867d97dd4
SHA1d3d87cc1e2f1d0df7ccc78e819fb58adc584caae
SHA2563ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd
SHA512163e2bd5fc1d85ddaa9aea7933ccde7e49733b256304695918c7ae2b6ff790235eeedba26a4a95c79554f924289d885f6796bd7136c46299c516ebdabb8eba1d
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Filesize
400KB
MD580f5f2296cae3bea63fc14a867d97dd4
SHA1d3d87cc1e2f1d0df7ccc78e819fb58adc584caae
SHA2563ecb650c471d7c8291d084fffd634da0eddc9a473d29792d5033fe5fdcbf4ddd
SHA512163e2bd5fc1d85ddaa9aea7933ccde7e49733b256304695918c7ae2b6ff790235eeedba26a4a95c79554f924289d885f6796bd7136c46299c516ebdabb8eba1d