Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 19:50
Behavioral task
behavioral1
Sample
238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe
- Size 640KB
- Sample260702-ykcedsat6n
- SHA256 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203
- MD5 b1a45e0d772481b8e89e86c26e54cc5c
- SHA1 b93ca0ca6045fe187a48f354665eaf7737f0933f
- SHA512 69cf52677bf8291431e2676b53ea62ffdeb7f60c163aaf1a6fdd996939e01b4fe7cdec031473be7739acbec576e85da7bb6f7a779b04cf3ebc88eb84004becc3
- SSDEEP 6144:wcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:wSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1F3D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3532 8d0e5f5e - 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 1 114.114.114.114 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Destination IP 2 223.5.5.5 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Destination IP 15 114.114.114.114 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Destination IP 16 223.5.5.5 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Destination IP 58 114.114.114.114 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Destination IP 59 223.5.5.5 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8d0e5f5e File created C:\Windows\SysWOW64\8d0e5f5e 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8d0e5f5e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8d0e5f5e -
resource yara_rule behavioral2/memory/8-0-0x0000000000800000-0x000000000088C000-memory.dmp upx behavioral2/memory/3532-3-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/files/0x000a00000001b671-2.dat upx behavioral2/memory/8-18-0x0000000000800000-0x000000000088C000-memory.dmp upx behavioral2/memory/3532-19-0x0000000000010000-0x000000000009C000-memory.dmp upx behavioral2/memory/3532-30-0x0000000000010000-0x000000000009C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2310 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe File opened for modification C:\Windows\3c7818 8d0e5f5e - 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 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8d0e5f5e - 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\History\CachePrefix = "Visited:" 8d0e5f5e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8d0e5f5e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8d0e5f5e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8d0e5f5e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8d0e5f5e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8d0e5f5e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8d0e5f5e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8d0e5f5e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8d0e5f5e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 3532 8d0e5f5e 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Token: SeTcbPrivilege 8 238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe Token: SeDebugPrivilege 3532 8d0e5f5e Token: SeTcbPrivilege 3532 8d0e5f5e
Processes
-
C:\Users\Admin\AppData\Local\Temp\238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.exe"C:\Users\Admin\AppData\Local\Temp\238545e84f63523d773178f1f3669224871cdc07f7ba9fd9161ff193d03b0203.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:8
-
C:\Windows\Syswow64\8d0e5f5eC:\Windows\Syswow64\8d0e5f5e1⤵
- 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:3532
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8d0e5f5e
- Size 640KB
- SHA256 a776d283c5adc0439a66884d95425288e2791ad5b699a4e122d2a39409851a91
- MD5 18b433892ef5dabdb9f36a44d29cc0e0
- SHA1 efaef6bb6dcdf9ba964343822612c85b93dbcc3b
- SHA512 d9e6252347a931e9509f33615e221b47e7aae361f9f24e9357ef6f26b959e427c3317a20f4f2536bc84035a4f87c3cbc645a8b2888f99c79d302bdfd3d93af9e
- SSDEEP 6144:PcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:PSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1E3D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH