Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 21:12
Behavioral task
behavioral1
Sample
3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe
- Size 3.0MB
- Sample260810-z2npestthy
- SHA256 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d
- MD5 e6a89fe3d153062ae5dae905de19c97c
- SHA1 9319bc08cf4989b48e2fad7832809797a3768038
- SHA512 a7e8c251a1fdab988e1d288b2bda0fc0b5e253aaf51b7ff18251ff4e80ce29c5ec6a5d7458913574d629facc4c4e57d11634e37bb92557d0b668910930643520
- SSDEEP 49152:lA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:i/whnLrHp/qKm2/Sb/
- TLSH T142E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 488 196553a0 - 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 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Destination IP 4 223.5.5.5 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Destination IP 18 114.114.114.114 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Destination IP 19 223.5.5.5 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 196553a0 File created C:\Windows\SysWOW64\196553a0 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 196553a0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 196553a0 -
resource yara_rule behavioral2/memory/2692-0-0x0000000000DC0000-0x00000000010C5000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/488-3-0x0000000000940000-0x0000000000C45000-memory.dmp upx behavioral2/memory/2692-11-0x0000000000DC0000-0x00000000010C5000-memory.dmp upx behavioral2/memory/488-12-0x0000000000940000-0x0000000000C45000-memory.dmp upx behavioral2/memory/488-13-0x0000000000940000-0x0000000000C45000-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 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 196553a0 - 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:" 196553a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 196553a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 196553a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 196553a0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 196553a0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 196553a0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 196553a0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 196553a0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 196553a0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 488 196553a0 488 196553a0 488 196553a0 488 196553a0 488 196553a0 488 196553a0 488 196553a0 488 196553a0 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Token: SeTcbPrivilege 2692 3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe Token: SeDebugPrivilege 488 196553a0 Token: SeTcbPrivilege 488 196553a0
Processes
-
C:\Users\Admin\AppData\Local\Temp\3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.exe"C:\Users\Admin\AppData\Local\Temp\3a6ea9ebac38089791028daf6dfb976256bd283be87fb97cf862e15e4e29401d.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:2692
-
C:\Windows\Syswow64\196553a0C:\Windows\Syswow64\196553a01⤵
- 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:488
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\196553a0
- Size 3.0MB
- SHA256 13e50a74a94df52e69b0c9f206966c9871f2dd93f21db068a071dac27c0efce8
- MD5 8f422d91151726070ab3bfbe5f731ad5
- SHA1 fe11bc89d0450748a390c27a54895c66fded50c9
- SHA512 a9268721b5d4b7d4017cc2984e9014418972918ff8313123e6ece56446a71ac6df5d335a22e0a005c746f51b8d55f8a3b16a8ea2a81b499915219f9f3616b383
- SSDEEP 49152:jA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:0/whnLrHp/qKm2/Sb/
- TLSH T128E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH