Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
11/05/2026, 21:09
Behavioral task
behavioral1
Sample
501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe
- Size 2.5MB
- Sample260511-zzk6hset3l
- SHA256 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98
- MD5 7e6911c57f938f948b81e257ec6713e8
- SHA1 3e7456fe08ef786a2d741665e6b5ef5e07dbce42
- SHA512 0e013d1d6e252cac8b72fc805a8885ab217797fa95c2adf871e0ce91966a8ad13f3223ffa400dc6afdba992b9d4eaa73bc95cb70b9a705db899d825cdb207f06
- SSDEEP 49152:jHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:jnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1FBC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3336 97bfc97a - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 55 223.5.5.5 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Destination IP 1 114.114.114.114 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Destination IP 2 223.5.5.5 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Destination IP 14 114.114.114.114 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Destination IP 15 223.5.5.5 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Destination IP 54 114.114.114.114 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 97bfc97a File created C:\Windows\SysWOW64\97bfc97a 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 97bfc97a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 97bfc97a -
resource yara_rule behavioral2/memory/1524-0-0x0000000000920000-0x00000000009AC000-memory.dmp upx behavioral2/files/0x000600000002a8d2-2.dat upx behavioral2/memory/3336-4-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/memory/1524-18-0x0000000000920000-0x00000000009AC000-memory.dmp upx behavioral2/memory/3336-19-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/memory/3336-30-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1a1768 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe File opened for modification C:\Windows\391d10 97bfc97a - 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 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 97bfc97a - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 97bfc97a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 97bfc97a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 97bfc97a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 97bfc97a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 97bfc97a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 97bfc97a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 97bfc97a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 97bfc97a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 97bfc97a - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 3336 97bfc97a 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Token: SeTcbPrivilege 1524 501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe Token: SeDebugPrivilege 3336 97bfc97a Token: SeTcbPrivilege 3336 97bfc97a
Processes
-
C:\Users\Admin\AppData\Local\Temp\501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.exe"C:\Users\Admin\AppData\Local\Temp\501a626cb34dc095703c5c4af6b1dca24006c181d6b45707c3e8cdca6231aa98.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:1524
-
C:\Windows\Syswow64\97bfc97aC:\Windows\Syswow64\97bfc97a1⤵
- Executes dropped EXE
- 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:3336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\97bfc97a
- Size 2.5MB
- SHA256 b73e6b6ddaead38bfe0c2121c01e15c9e41aff5e655c661fefffd0c4d34d24e6
- MD5 ea1322ab0091ad7d831be7cbf82086f4
- SHA1 4f591a0909a67cce88af9a9ce29a92eb74504d21
- SHA512 580474c0a87ee28ff4e7ebaa346e62ec6c206fbb389201aa8cc34ab580d90c2dc65c98b7e1c786d9b82e6343c79dcc1d6e98026e6a417f818c1875ebe2f1f162
- SSDEEP 49152:yHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:ynKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1FAC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH