Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 12:13
Behavioral task
behavioral1
Sample
3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe
- Size 548KB
- Sample261014-pdr2tscx71
- SHA256 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c
- MD5 60917a56dbf92391a235385580c62bda
- SHA1 bdb438b2c16d81c8b1bfb4de00531698c63367f2
- SHA512 2d6a5bf6edabd548fff03c1d0584e78629bd40ab0f4cb15de5a5bfdbf91a6df3f08ab4f0a6a0f3c5435ad40d0f1fb3e43a851fe16597c87cddc3a2589e913193
- SSDEEP 6144:Yl51orRJXlDixHkUXe35rScEOkCybEaQRXr9HNdvOa:cqXUHkUXe39YOkx2LIa
- TLSH T10AC4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 964 e81aa830 - Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 181 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 235 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 321 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 350 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 353 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 39 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 148 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 180 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 234 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 275 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 277 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 406 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 461 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 1 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 93 114.114.114.114 964 e81aa830 Destination IP 320 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 493 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 95 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 407 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 462 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 492 114.114.114.114 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 5 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 40 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Destination IP 149 223.5.5.5 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\e81aa830 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e81aa830 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e81aa830 -
resource yara_rule behavioral2/memory/3668-0-0x00000000009E0000-0x0000000000A69000-memory.dmp upx behavioral2/files/0x000600000001b85c-2.dat upx behavioral2/memory/964-3-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/3668-18-0x00000000009E0000-0x0000000000A69000-memory.dmp upx behavioral2/memory/964-20-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/964-21-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/964-25-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/964-27-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/3668-44-0x00000000009E0000-0x0000000000A69000-memory.dmp upx behavioral2/memory/964-45-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/3668-52-0x00000000009E0000-0x0000000000A69000-memory.dmp upx behavioral2/memory/964-53-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/3668-57-0x00000000009E0000-0x0000000000A69000-memory.dmp upx behavioral2/memory/3668-65-0x00000000009E0000-0x0000000000A69000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\108108 e81aa830 File opened for modification C:\Windows\3ecc28 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname e81aa830 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain e81aa830 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.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 e81aa830 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e81aa830 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e81aa830 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e81aa830 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e81aa830 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e81aa830 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e81aa830 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e81aa830 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e81aa830 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e81aa830 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 964 e81aa830 964 e81aa830 964 e81aa830 964 e81aa830 964 e81aa830 964 e81aa830 964 e81aa830 964 e81aa830 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Token: SeTcbPrivilege 3668 3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe Token: SeDebugPrivilege 964 e81aa830 Token: SeTcbPrivilege 964 e81aa830
Processes
-
C:\Users\Admin\AppData\Local\Temp\3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe"C:\Users\Admin\AppData\Local\Temp\3a2fbb0a7ed1e26c3bda1a700ee3d70bebfa7ae637e1a157c1115f2a590d307c.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3668
-
C:\Windows\Syswow64\e81aa830C:\Windows\Syswow64\e81aa8301⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:964
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e81aa830
- Size 548KB
- SHA256 4a456bfaeff21e4d17d0bf94ce280a6eed34690d43846c181935272da674fc55
- MD5 47349a3d20d0827a27c4f33759505edc
- SHA1 a5ff0e287f487a9b91de99f20fb2b89825fe773c
- SHA512 9984d93ad39f45b61e985cdbd2597b2ac6cf37e5229ec3e0e1a0774d452fb58d0ccb4ba0ee8b72fb72b1a75188a39377392613835aab338f85824ff44ae99320
- SSDEEP 6144:sl51orRJXlDixHkUXe35rScEOkCybEaQRXr9HNdvOa:QqXUHkUXe39YOkx2LIa
- TLSH T14EC4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH