Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
26/08/2026, 21:29
Behavioral task
behavioral1
Sample
76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe
- Size 1.7MB
- Sample260826-1ccrasbl5z
- SHA256 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721
- MD5 cd813a0a22460b4db40125a8476a4f70
- SHA1 4e48270b7192ea1d2698932deb7f33e58fb7700e
- SHA512 34f1d2ad0438718216b04221a3bb14de25d731df7b729aaa2de6a9463bd6fa8902b4597330cf5ae9a4b6d3aff2dc74b93849b6e40cb5fb190cb9cae646b0c15e
- SSDEEP 24576:+vO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:+HHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1BA858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2272 d82d2bc - Unexpected DNS network traffic destination 10 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 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 41 114.114.114.114 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 45 223.5.5.5 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 8 223.5.5.5 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 42 114.114.114.114 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 43 223.5.5.5 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 107 114.114.114.114 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 109 223.5.5.5 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 164 114.114.114.114 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Destination IP 165 223.5.5.5 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d82d2bc File created C:\Windows\SysWOW64\d82d2bc 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d82d2bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d82d2bc -
resource yara_rule behavioral2/memory/1568-0-0x0000000000720000-0x00000000007AC000-memory.dmp upx behavioral2/memory/2272-3-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral2/files/0x000b000000019caa-2.dat upx behavioral2/memory/1568-16-0x0000000000720000-0x00000000007AC000-memory.dmp upx behavioral2/memory/2272-17-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral2/memory/2272-34-0x0000000000160000-0x00000000001EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\26e5c0 d82d2bc File opened for modification C:\Windows\1ad840 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.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 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d82d2bc - 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 d82d2bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d82d2bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d82d2bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d82d2bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d82d2bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d82d2bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d82d2bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d82d2bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d82d2bc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 2272 d82d2bc 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Token: SeTcbPrivilege 1568 76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe Token: SeDebugPrivilege 2272 d82d2bc Token: SeTcbPrivilege 2272 d82d2bc
Processes
-
C:\Users\Admin\AppData\Local\Temp\76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.exe"C:\Users\Admin\AppData\Local\Temp\76d720df87a8d7369b925a3fa3810fe85605f0040d7419a6e59de0d89b511721.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:1568
-
C:\Windows\Syswow64\d82d2bcC:\Windows\Syswow64\d82d2bc1⤵
- 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:2272
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d82d2bc
- Size 1.7MB
- SHA256 dc12753073d619a8b44ea866c80410dfdc5076c0ce4d38745eb810bab2aecda9
- MD5 03ee72a46f8c394016f72e453b9e8a21
- SHA1 cce9493dde329b54b5f60abad163a13c021310e8
- SHA512 e6482bb08ce818e873079bd2626d382ac271e176e3e2a531eec88649d978b24070208c8d3a09c0ae025e517b7a56e3176766676df7c5f459bb56e3db569f98e6
- SSDEEP 24576:YvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:YHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1B9858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH