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
11/05/2026, 10:23
Behavioral task
behavioral1
Sample
6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe
- Size 1024KB
- Sample260511-merrcaav2n
- SHA256 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c
- MD5 d9053df93f5455ede6b44c3fb96e4f89
- SHA1 a87429f7d9c3e6fe63bd65c6ee5df8cd2c88a84c
- SHA512 13b5a50224785334e76f5a2350b801e126629e155396926bc2800d4f3df8a5f30ce1416c4c3a8062470aa766ae7a16bf28c62fa1484e39ba6b12e70a946f2f15
- SSDEEP 24576:YjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+y:YTGkQy5QZuTtS0rQi
- TLSH T154259E31E242C03AD5A70172C6BE4BAF95687D25432961C7A3D43D762FB62D2AA3170F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4932 81678d7d - Unexpected DNS network traffic destination 10 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 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 2 223.5.5.5 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 26 223.5.5.5 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 52 114.114.114.114 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 80 114.114.114.114 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 159 223.5.5.5 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 25 114.114.114.114 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 54 223.5.5.5 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 82 223.5.5.5 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Destination IP 158 114.114.114.114 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.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\IE 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 81678d7d File created C:\Windows\SysWOW64\81678d7d 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 81678d7d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 81678d7d -
resource yara_rule behavioral2/memory/4924-0-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4932-4-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/files/0x0012000000026154-3.dat upx behavioral2/memory/4924-18-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4932-20-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/memory/4932-21-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/memory/4924-36-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4932-37-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/memory/4924-42-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4932-43-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/memory/4932-46-0x0000000000E00000-0x0000000000E89000-memory.dmp upx behavioral2/memory/4924-53-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4924-54-0x00000000007A0000-0x0000000000829000-memory.dmp upx behavioral2/memory/4924-55-0x00000000007A0000-0x0000000000829000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\547008 81678d7d File opened for modification C:\Windows\544cf8 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.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 81678d7d Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe - 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:" 81678d7d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 81678d7d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 81678d7d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 81678d7d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 81678d7d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 81678d7d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 81678d7d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 81678d7d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 81678d7d - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4932 81678d7d 4932 81678d7d 4932 81678d7d 4932 81678d7d 4932 81678d7d 4932 81678d7d 4932 81678d7d 4932 81678d7d 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Token: SeTcbPrivilege 4924 6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe Token: SeDebugPrivilege 4932 81678d7d Token: SeTcbPrivilege 4932 81678d7d
Processes
-
C:\Users\Admin\AppData\Local\Temp\6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.exe"C:\Users\Admin\AppData\Local\Temp\6d148aebc8cfb32616394c6aa361b1f45ae1a58857c99c832a448baae81b1c1c.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:4924
-
C:\Windows\Syswow64\81678d7dC:\Windows\Syswow64\81678d7d1⤵
- 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:4932
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\81678d7d
- Size 1024KB
- SHA256 fbe77215b31ba8e7b8ae1afc67b727abb3825987eec28fd6d74cab052a365c6f
- MD5 21702f587177c06ace3c0f1d88d3de6d
- SHA1 90f43a65c0f4838838f7e6b8741f1097bbe147a5
- SHA512 0e8c53d62b00ec6a751847bdc5b40f33d6d500994767dccec1cdbfdcc34e0d2d97b5fd96868cf7600abda7e853599f448274243c43a3573fa9d0b0ebb0c5b781
- SSDEEP 24576:TjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+y:TTGkQy5QZuTtS0rQi
- TLSH T189259E31E242C03AD5A70172C6BE4BAF95687D25432961C7A3D43D762FB62D2AA3170F
- MD5 SHA1 SHA512 SSDEEP TLSH