Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 00:48
Behavioral task
behavioral1
Sample
d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe
- Size 2.6MB
- Sample260804-a54glsac94
- SHA256 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8
- MD5 bdfe6a0e4cc998c5cb8ff9d3dc0bdec3
- SHA1 a9ad9fc414f82f3162c69afffd3d7b0dea93772f
- SHA512 86d883ef79ff44a9504c4c3afe66b0e057b80c70833b89cf2ebfff19b970f6c1abc4b3451bf18ecf089b372494a0aa2a969896031732b597f562c8828011ccdc
- SSDEEP 49152:mTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:mKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T144C59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5592 639bba92 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Destination IP 2 223.5.5.5 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Destination IP 32 114.114.114.114 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Destination IP 33 223.5.5.5 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 639bba92 File created C:\Windows\SysWOW64\639bba92 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 639bba92 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 639bba92 -
resource yara_rule behavioral2/memory/3968-0-0x00000000000F0000-0x0000000000179000-memory.dmp upx behavioral2/files/0x000600000001b85f-2.dat upx behavioral2/memory/5592-3-0x0000000000CD0000-0x0000000000D59000-memory.dmp upx behavioral2/memory/3968-16-0x00000000000F0000-0x0000000000179000-memory.dmp upx behavioral2/memory/5592-18-0x0000000000CD0000-0x0000000000D59000-memory.dmp upx behavioral2/memory/3968-37-0x00000000000F0000-0x0000000000179000-memory.dmp upx behavioral2/memory/5592-38-0x0000000000CD0000-0x0000000000D59000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5fbcb0 639bba92 File opened for modification C:\Windows\43ef00 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.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 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 639bba92 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 639bba92 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 639bba92 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 639bba92 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 639bba92 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 639bba92 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 639bba92 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 639bba92 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 639bba92 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 639bba92 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5592 639bba92 5592 639bba92 5592 639bba92 5592 639bba92 5592 639bba92 5592 639bba92 5592 639bba92 5592 639bba92 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Token: SeTcbPrivilege 3968 d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe Token: SeDebugPrivilege 5592 639bba92 Token: SeTcbPrivilege 5592 639bba92
Processes
-
C:\Users\Admin\AppData\Local\Temp\d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.exe"C:\Users\Admin\AppData\Local\Temp\d67338bad0413b43b390311e545e5eb54354bd10b36cf9ad6d828f3123972fc8.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:3968
-
C:\Windows\Syswow64\639bba92C:\Windows\Syswow64\639bba921⤵
- 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:5592
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\639bba92
- Size 2.6MB
- SHA256 236cf2e399bd423cca475f5b5121f0095061bfb082181e6f11e7ddac427564e5
- MD5 de5ced01890b668f9cbc9608eaa481f9
- SHA1 19899f05ce719a59861547d00fc5fee30bdfb330
- SHA512 45d67a644662b497a2593492fc4e1a8e5b833e1c1c914bbe9541cf0b5c16b04f1a807c659a8b64483e9669aa75bcfbb8336271800343876660d0aaca9f613a1b
- SSDEEP 49152:qTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:qKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1AEC59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH