Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
08/05/2026, 21:13
Behavioral task
behavioral1
Sample
0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe
- Size 1024KB
- Sample260508-z2733aes21
- SHA256 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b
- MD5 973575ab3791d6df30694238fff851bb
- SHA1 d6448b55b34a92e9581c68ea0ac57e394d5e50a6
- SHA512 be3f095580a04f42e279f06c81d37ace7445f4362f5a4199cabf5c11af2fd39e2765d6e3bc1aa1194b4740a51a371ecdfdca0b7ac9e81dcdc3eb69164b04eeb0
- SSDEEP 24576:VjHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:VTGkQyhuTtS0rQi
- TLSH T11C25AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1588 22684760 - 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 65 223.5.5.5 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Destination IP 1 114.114.114.114 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Destination IP 2 223.5.5.5 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Destination IP 9 114.114.114.114 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Destination IP 10 223.5.5.5 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Destination IP 64 114.114.114.114 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 22684760 File created C:\Windows\SysWOW64\22684760 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 22684760 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 22684760 -
resource yara_rule behavioral2/memory/4644-0-0x00000000006C0000-0x0000000000749000-memory.dmp upx behavioral2/files/0x002500000002b1e0-2.dat upx behavioral2/memory/1588-3-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/4644-12-0x00000000006C0000-0x0000000000749000-memory.dmp upx behavioral2/memory/1588-14-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/4644-36-0x00000000006C0000-0x0000000000749000-memory.dmp upx behavioral2/memory/1588-37-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/1588-39-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/4644-46-0x00000000006C0000-0x0000000000749000-memory.dmp upx behavioral2/memory/4644-47-0x00000000006C0000-0x0000000000749000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1b2fe8 22684760 File opened for modification C:\Windows\4f81c8 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.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 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 22684760 - 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 22684760 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 22684760 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 22684760 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 22684760 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 22684760 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 22684760 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 22684760 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 22684760 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 22684760 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1588 22684760 1588 22684760 1588 22684760 1588 22684760 1588 22684760 1588 22684760 1588 22684760 1588 22684760 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Token: SeTcbPrivilege 4644 0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe Token: SeDebugPrivilege 1588 22684760 Token: SeTcbPrivilege 1588 22684760
Processes
-
C:\Users\Admin\AppData\Local\Temp\0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.exe"C:\Users\Admin\AppData\Local\Temp\0f3402bd3653eb0d1bba1643c42d24e8665957d6d5de38883b39543da13e795b.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:4644
-
C:\Windows\Syswow64\22684760C:\Windows\Syswow64\226847601⤵
- 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:1588
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\22684760
- Size 1024KB
- SHA256 971331f6b919cbf494d08be4471146a08408adcd13f9387d35b1c0e8e8c0cd46
- MD5 ba653800fd9ea180748e8adb7aeb42cb
- SHA1 cccd8617ef84eec13f9d0141da728853a5c34d50
- SHA512 a27e8961fa68dc22519cf02201756642c4a77d088344e31b12f56044858dafb3392e5e33f1c5295bd2f018a33d74daea4a7d54a5104bcf6219e2c48cabccfd6b
- SSDEEP 24576:SjHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:STGkQyhuTtS0rQi
- TLSH T1F125AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH