Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 01:50
Behavioral task
behavioral1
Sample
4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe
- Size 1024KB
- Sample260809-b9c1wsfr4t
- SHA256 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551
- MD5 8e58365b8fec888d034e267a5da00760
- SHA1 ef251c0fbc1ea01083e837c10458ba1c9fc1f5e4
- SHA512 66c715f00c87f8bdf0738fd32fc9e3872567b604b56fdd7b768e15362e5eccabbd9a51cbe1610692783c92da38d3b324aaddde260d4d54905da187c2ccf3b3d6
- SSDEEP 24576:AjHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:ATGkQyhuTtS0rQi
- TLSH T1E425AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3308 6d5c8892 - 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 21 223.5.5.5 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Destination IP 1 114.114.114.114 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Destination IP 2 223.5.5.5 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Destination IP 20 114.114.114.114 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6d5c8892 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6d5c8892 File created C:\Windows\SysWOW64\6d5c8892 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6d5c8892 -
resource yara_rule behavioral2/memory/3116-0-0x0000000000780000-0x0000000000809000-memory.dmp upx behavioral2/files/0x0009000000016cd6-4.dat upx behavioral2/memory/3308-3-0x0000000000C10000-0x0000000000C99000-memory.dmp upx behavioral2/memory/3116-13-0x0000000000780000-0x0000000000809000-memory.dmp upx behavioral2/memory/3308-15-0x0000000000C10000-0x0000000000C99000-memory.dmp upx behavioral2/memory/3308-20-0x0000000000C10000-0x0000000000C99000-memory.dmp upx behavioral2/memory/3116-33-0x0000000000780000-0x0000000000809000-memory.dmp upx behavioral2/memory/3308-34-0x0000000000C10000-0x0000000000C99000-memory.dmp upx behavioral2/memory/3308-42-0x0000000000C10000-0x0000000000C99000-memory.dmp upx behavioral2/memory/3116-46-0x0000000000780000-0x0000000000809000-memory.dmp upx behavioral2/memory/3116-54-0x0000000000780000-0x0000000000809000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\38a258 6d5c8892 File opened for modification C:\Windows\3558d8 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.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 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6d5c8892 - 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 6d5c8892 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6d5c8892 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6d5c8892 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6d5c8892 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6d5c8892 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6d5c8892 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6d5c8892 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6d5c8892 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6d5c8892 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3308 6d5c8892 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Token: SeTcbPrivilege 3116 4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe Token: SeDebugPrivilege 3308 6d5c8892 Token: SeTcbPrivilege 3308 6d5c8892
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.exe"C:\Users\Admin\AppData\Local\Temp\4a0361362b6f376bab0b555d6f4625a29d1ff99750214ec22f235c756a40f551.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:3116
-
C:\Windows\Syswow64\6d5c8892C:\Windows\Syswow64\6d5c88921⤵
- 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:3308
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\6d5c8892
- Size 1024KB
- SHA256 22e938379d3625d514b0dc29a00295ff470745d9077fd56a034d45d1e25263f6
- MD5 22988c84ea100bfdd6b40bf87d4d5350
- SHA1 eae1c220be822f464390bd45ebda5f7f06fd1f1c
- SHA512 740155d607cca6dae6fb8e73b397f2030f72fda1def05dbd5a898ccd9c262acecd212864739fd5072143ce1dd6fc67da1fe3fc1a29c9690c098d609dbec60bc7
- SSDEEP 24576:fjHPOSOkx2LFshuZ98Es8k3OH3C0rQ6+y:fTGkQyhuTtS0rQi
- TLSH T1CD25AF31E242C03AD5A70172C6BE0BAF95787D25472951C7A3D43D6A2FB22D2AE3570F
- MD5 SHA1 SHA512 SSDEEP TLSH