Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
21/07/2026, 19:07
Behavioral task
behavioral1
Sample
587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe
- Size 2.5MB
- Sample260721-xstszaed49
- SHA256 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca
- MD5 f9794cf43662a27ce507a2c9b4cb6b47
- SHA1 3b32d0f4fb88d775899365ae84a01cadd7980e8c
- SHA512 55afa7dc5f9c8a25a9d847a9f39935220518abd8d2a33292d7fb8e21b8e2b3f3c5dda11688dd7a1756a8cc42b48f41f64eaef25ba35159539597fb567b286de9
- SSDEEP 49152:NHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:NnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T118C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3448 7ac5660 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 292 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 377 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 40 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 95 114.114.114.114 3448 7ac5660 Destination IP 164 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 322 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 3 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 100 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 236 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 323 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 376 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 4 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 96 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 102 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 235 114.114.114.114 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 293 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 41 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Destination IP 165 223.5.5.5 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7ac5660 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7ac5660 File created C:\Windows\SysWOW64\7ac5660 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe -
resource yara_rule behavioral2/memory/3164-0-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/3448-3-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/memory/3164-16-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral2/memory/3448-17-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/memory/3448-38-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3b07f0 7ac5660 File opened for modification C:\Windows\362b38 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7ac5660 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7ac5660 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7ac5660 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7ac5660 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7ac5660 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7ac5660 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7ac5660 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7ac5660 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7ac5660 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7ac5660 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3448 7ac5660 3448 7ac5660 3448 7ac5660 3448 7ac5660 3448 7ac5660 3448 7ac5660 3448 7ac5660 3448 7ac5660 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Token: SeTcbPrivilege 3164 587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe Token: SeDebugPrivilege 3448 7ac5660 Token: SeTcbPrivilege 3448 7ac5660
Processes
-
C:\Users\Admin\AppData\Local\Temp\587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe"C:\Users\Admin\AppData\Local\Temp\587489a6399f30830437d4acc8c1a8834b5384fdbc38293189c025d1f7359aca.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3164
-
C:\Windows\Syswow64\7ac5660C:\Windows\Syswow64\7ac56601⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3448
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7ac5660
- Size 2.5MB
- SHA256 3b6c58666edba5e539ce66fc0f2fd83c29db3ce4df264cea4fbac7afc7c66e02
- MD5 8422dc83291538ed257fd0cae0eb0d15
- SHA1 e8fbd9f9f1a3e963ee8673a0d60f24d5b6c0c476
- SHA512 6413169335020d9d686e0dfa3b4dba00fa887f6f16f70a7809a68a120653b131290e64517ec90f9c4493f2fc8b3e0968e8df37da965d199deffa1f7073d64bfb
- SSDEEP 49152:sHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:snKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T135C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH