Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/09/2026, 04:25
Behavioral task
behavioral1
Sample
a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe
- Size 761KB
- Sample260907-e17qpawzbv
- SHA256 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571
- MD5 ee0188680c342671bdb7ddf4eb13565d
- SHA1 93152196092c949c82ff8004a929e4277f104b22
- SHA512 2bf4807b5b306b38aa9a83bd389c508006abbe9da2409273a0329b66b65ab3e33716bee0e1b622ddec1b1349f2e7fa762a2e2a5e25d57e93cb9ad720756ecfb4
- SSDEEP 12288:kSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:XvO2xJKRw2kOkxSkW298B
- TLSH T1FCF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4100 7c9ddaf4 - 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 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Destination IP 4 223.5.5.5 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Destination IP 11 114.114.114.114 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Destination IP 12 223.5.5.5 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\7c9ddaf4 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7c9ddaf4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7c9ddaf4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7c9ddaf4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7c9ddaf4 -
resource yara_rule behavioral2/memory/1096-0-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/files/0x00090000000068e3-2.dat upx behavioral2/memory/4100-3-0x00000000002D0000-0x000000000035C000-memory.dmp upx behavioral2/memory/1096-10-0x0000000000140000-0x00000000001CC000-memory.dmp upx behavioral2/memory/4100-11-0x00000000002D0000-0x000000000035C000-memory.dmp upx behavioral2/memory/4100-28-0x00000000002D0000-0x000000000035C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\463188 7c9ddaf4 File opened for modification C:\Windows\12c390 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.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 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7c9ddaf4 - 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\History\CachePrefix = "Visited:" 7c9ddaf4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7c9ddaf4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7c9ddaf4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7c9ddaf4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7c9ddaf4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7c9ddaf4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7c9ddaf4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7c9ddaf4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7c9ddaf4 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 4100 7c9ddaf4 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Token: SeTcbPrivilege 1096 a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe Token: SeDebugPrivilege 4100 7c9ddaf4 Token: SeTcbPrivilege 4100 7c9ddaf4
Processes
-
C:\Users\Admin\AppData\Local\Temp\a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.exe"C:\Users\Admin\AppData\Local\Temp\a2b61ccb1c162b45833d0a5e0db90c0d0eda0c6c4e9c86626f204b77850b7571.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:1096
-
C:\Windows\Syswow64\7c9ddaf4C:\Windows\Syswow64\7c9ddaf41⤵
- 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:4100
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7c9ddaf4
- Size 761KB
- SHA256 2b04051e2ed66308d632fbf4a2fc8114c82b05c5dc3d84a70d303181314a00cd
- MD5 cb213ffdb5e99a3138cd1f54a7b30f16
- SHA1 6d808bc318240de3e58f1593bbd7b51ba5888da8
- SHA512 fc1bea36774fb28e59710e221fab6d140e932cb3bd87033a93333828b072492104f8bb2d1013f1ed1a29e824cc73c48e14301091b7d1ae0f601d9a2cb4e4257a
- SSDEEP 12288:PSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:6vO2xJKRw2kOkxSkW298B
- TLSH T1A1F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH