Analysis
- max time kernel
150s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 12:02
Behavioral task
behavioral1
Sample
13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe
- Size 618KB
- Sample260802-n7e4pasdnc
- SHA256 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d
- MD5 06ce4b1fad14b6434c0082d2a56a0954
- SHA1 5318359342759fe3aa853514a64d9dee9ceaa1e1
- SHA512 288af76a63b69e7a2b939ec402a9d7c5780569eab4e195a95192b596be7aa7306d1b1e121669ebee2007e5154e205d45ef2e66761c618ffca4fb76931e056f1d
- SSDEEP 12288:AqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:AjHPOSOkx2LFscUQPxW
- TLSH T171D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 872 7735eeda - 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 3 114.114.114.114 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Destination IP 4 223.5.5.5 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Destination IP 55 114.114.114.114 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Destination IP 59 223.5.5.5 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7735eeda File created C:\Windows\SysWOW64\7735eeda 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 7735eeda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 7735eeda -
resource yara_rule behavioral1/memory/728-0-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/files/0x001000000001e83c-2.dat upx behavioral1/memory/872-3-0x0000000000E10000-0x0000000000E99000-memory.dmp upx behavioral1/memory/728-12-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/872-15-0x0000000000E10000-0x0000000000E99000-memory.dmp upx behavioral1/memory/728-30-0x0000000000A30000-0x0000000000AB9000-memory.dmp upx behavioral1/memory/872-31-0x0000000000E10000-0x0000000000E99000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\c76b0 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe File opened for modification C:\Windows\eedd0 7735eeda - 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 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7735eeda - 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 7735eeda Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7735eeda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7735eeda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7735eeda Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7735eeda Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7735eeda Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7735eeda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7735eeda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7735eeda - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 872 7735eeda 872 7735eeda 872 7735eeda 872 7735eeda 872 7735eeda 872 7735eeda 872 7735eeda 872 7735eeda 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Token: SeTcbPrivilege 728 13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe Token: SeDebugPrivilege 872 7735eeda Token: SeTcbPrivilege 872 7735eeda
Processes
-
C:\Users\Admin\AppData\Local\Temp\13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.exe"C:\Users\Admin\AppData\Local\Temp\13f587f66897b0b43ad738547077f239ca80af24d66cb5485027c533d048ae7d.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:728
-
C:\Windows\Syswow64\7735eedaC:\Windows\Syswow64\7735eeda1⤵
- 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:872
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7735eeda
- Size 618KB
- SHA256 9af52f70d69f08ca112eecf2186bff730d386f3457a709afd916d4e3523a0d13
- MD5 b7f875b78c06091a1f2630eba7803749
- SHA1 565b7ea297ee93ecb5dba56a3489445156033011
- SHA512 490039538aa7afcb666fe47170afcefda75e147dc64a0b56e08f5fbd8517f7fe10409a00b8ab100fb6e2e79790e2a4f466982c640bdb869bcc34fbc7bbba4a0d
- SSDEEP 12288:fqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:fjHPOSOkx2LFscUQPxW
- TLSH T151D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH