Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 22:52
Behavioral task
behavioral1
Sample
6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe
- Size 2.5MB
- Sample260808-2tc9tsff97
- SHA256 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2
- MD5 9bb0999048b58cf761b6a9a0c4a34050
- SHA1 846b4699ae54eee77878b60459f807f426ee2681
- SHA512 e4f60e4effc95bb41ae335b449a7d1fd52e3eb58c3c8bb43ac3693cb14b1408dd24ba42511a70734df25a5ea1e3d1b6c057d2202d7a75ed227de607d50d52401
- SSDEEP 49152:jHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:jnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T116C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1172 20bbf84b - 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 3 114.114.114.114 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe Destination IP 4 223.5.5.5 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe Destination IP 27 114.114.114.114 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe Destination IP 28 223.5.5.5 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 20bbf84b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 20bbf84b File created C:\Windows\SysWOW64\20bbf84b 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 20bbf84b -
resource yara_rule behavioral2/memory/3164-0-0x0000000000300000-0x000000000038C000-memory.dmp upx behavioral2/files/0x000e00000001c40b-2.dat upx behavioral2/memory/1172-3-0x0000000000450000-0x00000000004DC000-memory.dmp upx behavioral2/memory/3164-18-0x0000000000300000-0x000000000038C000-memory.dmp upx behavioral2/memory/1172-19-0x0000000000450000-0x00000000004DC000-memory.dmp upx behavioral2/memory/1172-34-0x0000000000450000-0x00000000004DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\362b38 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe File opened for modification C:\Windows\1410a8 20bbf84b - 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 20bbf84b Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.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\Content\CachePrefix 20bbf84b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 20bbf84b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 20bbf84b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 20bbf84b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 20bbf84b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 20bbf84b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 20bbf84b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 20bbf84b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 20bbf84b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 1172 20bbf84b 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe Token: SeTcbPrivilege 3164 6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe Token: SeDebugPrivilege 1172 20bbf84b Token: SeTcbPrivilege 1172 20bbf84b
Processes
-
C:\Users\Admin\AppData\Local\Temp\6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.exe"C:\Users\Admin\AppData\Local\Temp\6531f4742a4e522a5c6180d7dcdc59cc12aef59bc33bd6c5d87d7d764a9d5ee2.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:3164
-
C:\Windows\Syswow64\20bbf84bC:\Windows\Syswow64\20bbf84b1⤵
- 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:1172
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\20bbf84b
- Size 2.5MB
- SHA256 cc8a2a8dabbead789aa690898248ab4e1b3763715cd67e934d9405e392108fba
- MD5 06012bb0acb2f8559ed5a4699adbb653
- SHA1 fdf215e97431aa2a60bb34ab846a8429c7afb5d7
- SHA512 e338b311596b745ba358410c1baed827443e5b1e34c2d83b9790ff78b089ddb6687c92a6c0aa4a8a8c9a624eeb13a567efc9520e50e9f59d829e2804d159c4b4
- SSDEEP 49152:YHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:YnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T126C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH