Analysis
- max time kernel
150s - 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
31/07/2026, 04:38
Behavioral task
behavioral1
Sample
39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe
- Size 3.0MB
- Sample260731-e9fcsscg36
- SHA256 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909
- MD5 591a77a96345abe6eb491cde11927e95
- SHA1 20b2500e072011b77fe49c4765b5fc325a43f419
- SHA512 66fae13fdfe00dc75f8194338b55209eb119cb9c06e3f3f42cd399b2f70564b39e8b040e93a96b8767cb7a7a47555f8f6d4943d7eedd5fb9bf47db5b914bfda3
- SSDEEP 49152:2A/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:5/whnLrHp/qKm2/Sb/
- TLSH T18FE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4972 7252c54c - 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 2 114.114.114.114 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Destination IP 5 223.5.5.5 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Destination IP 18 114.114.114.114 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Destination IP 19 223.5.5.5 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7252c54c File created C:\Windows\SysWOW64\7252c54c 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7252c54c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7252c54c -
resource yara_rule behavioral2/memory/4264-0-0x0000000000D50000-0x0000000001055000-memory.dmp upx behavioral2/files/0x0009000000011374-2.dat upx behavioral2/memory/4972-3-0x00000000003F0000-0x00000000006F5000-memory.dmp upx behavioral2/memory/4264-11-0x0000000000D50000-0x0000000001055000-memory.dmp upx behavioral2/memory/4972-12-0x00000000003F0000-0x00000000006F5000-memory.dmp upx behavioral2/memory/4972-19-0x00000000003F0000-0x00000000006F5000-memory.dmp upx - 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 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7252c54c - 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\Cookies\CachePrefix = "Cookie:" 7252c54c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7252c54c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7252c54c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7252c54c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7252c54c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7252c54c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7252c54c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7252c54c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7252c54c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4972 7252c54c 4972 7252c54c 4972 7252c54c 4972 7252c54c 4972 7252c54c 4972 7252c54c 4972 7252c54c 4972 7252c54c 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Token: SeTcbPrivilege 4264 39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe Token: SeDebugPrivilege 4972 7252c54c Token: SeTcbPrivilege 4972 7252c54c
Processes
-
C:\Users\Admin\AppData\Local\Temp\39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe"C:\Users\Admin\AppData\Local\Temp\39bde98f269aa0904cc069ddb4e5ccf557a6ca5014698283d610b459273da909.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4264
-
C:\Windows\Syswow64\7252c54cC:\Windows\Syswow64\7252c54c1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7252c54c
- Size 3.0MB
- SHA256 729c2d246c7c4730796a7e3ab74f694d620418790f3b7d222d250a9168f6fc00
- MD5 70176fb5c317e807b9fd4cd08552b2c2
- SHA1 120988d2cb13e5b8badd35386ffe0683a760c05a
- SHA512 b6f83e5194e3f99b68005ea97d23408ea005b8a4b1ef1cd42ee623a39ebbbc67ff74a412ac82fbfb89263df56d9268f19d42dffff666e87ccdcf76330dae2c25
- SSDEEP 49152:VA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:y/whnLrHp/qKm2/Sb/
- TLSH T182E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH