Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/09/2026, 20:51
Behavioral task
behavioral1
Sample
a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe
- Size 560KB
- Sample260929-znffwstvbx
- SHA256 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87
- MD5 c80f81a679764f7321aef2a325066365
- SHA1 7f45fea8fbbb7e44ace43c7829def42678de5fb8
- SHA512 062f2538ee0f39cfb2d77d285248cc44eff4952a399a1ee231472d59ace33ad1475d1a324db6762bd7202a7773da10ded4638b6d9199f2eb6c1fb03601c99425
- SSDEEP 6144:+gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:+I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T134C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA7D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5960 fde446d8 - Unexpected DNS network traffic destination 26 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 37 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 275 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 332 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 501 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 502 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 38 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 147 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 178 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 179 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 232 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 362 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 417 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 418 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 2 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 91 114.114.114.114 5960 fde446d8 Destination IP 233 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 273 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 317 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 363 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 471 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 472 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 92 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 146 114.114.114.114 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 318 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Destination IP 333 223.5.5.5 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\fde446d8 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fde446d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fde446d8 -
resource yara_rule behavioral2/memory/4824-0-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral2/files/0x000d000000019cb7-2.dat upx behavioral2/memory/5960-3-0x00000000007E0000-0x000000000086C000-memory.dmp upx behavioral2/memory/4824-20-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral2/memory/5960-21-0x00000000007E0000-0x000000000086C000-memory.dmp upx behavioral2/memory/5960-46-0x00000000007E0000-0x000000000086C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\660990 fde446d8 File opened for modification C:\Windows\5296b0 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.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\Domain a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname fde446d8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain fde446d8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.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 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fde446d8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fde446d8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fde446d8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fde446d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fde446d8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fde446d8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fde446d8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fde446d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fde446d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fde446d8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5960 fde446d8 5960 fde446d8 5960 fde446d8 5960 fde446d8 5960 fde446d8 5960 fde446d8 5960 fde446d8 5960 fde446d8 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Token: SeTcbPrivilege 4824 a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe Token: SeDebugPrivilege 5960 fde446d8 Token: SeTcbPrivilege 5960 fde446d8
Processes
-
C:\Users\Admin\AppData\Local\Temp\a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.exe"C:\Users\Admin\AppData\Local\Temp\a62bf509fd12957f8564d8b184530def7c719fe3ab93bed05a9f2ffe320cae87.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:4824
-
C:\Windows\Syswow64\fde446d8C:\Windows\Syswow64\fde446d81⤵
- 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:5960
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fde446d8
- Size 560KB
- SHA256 ef08c9ec1d75a7d8e8951b58f651b96970fff30d43523cfa6af5c93995372b07
- MD5 f9eb2c8de9c4312fe3467257f5b4147c
- SHA1 854f1836ea97fae28d6acb1985a9f4a2037a3f52
- SHA512 7924d39df5470f64fef409a91eced65426c5d188e308c5242adec3ac0e6b456c7efa364138e2660f1b0a71463aa4359b1d56a904bfbd8a2f12d3e62568e5fad2
- SSDEEP 6144:egye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:eI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T126C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH