Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 06:45
Behavioral task
behavioral1
Sample
20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe
- Size 2.6MB
- Sample260802-hjev5aee75
- SHA256 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b
- MD5 74c25acaf9b85d9ef8d5ad8b179b2fa6
- SHA1 8c75f07c043e1c8a63f0e421618095e0ef053c6a
- SHA512 b5838e32049c2143dab392ecc29ff0ce2b56cdd6ba80be7b4d150f7876917939afe7637633f5401c540db03116c6d3844066e23befc75c49d30c81716fba5ef4
- SSDEEP 49152:wTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:wKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T18AC59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3904 a8ed18ac - 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 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Destination IP 2 223.5.5.5 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Destination IP 18 114.114.114.114 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Destination IP 19 223.5.5.5 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a8ed18ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8ed18ac File created C:\Windows\SysWOW64\a8ed18ac 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe -
resource yara_rule behavioral2/memory/5164-0-0x0000000000C20000-0x0000000000CA9000-memory.dmp upx behavioral2/memory/3904-3-0x0000000000530000-0x00000000005B9000-memory.dmp upx behavioral2/files/0x000e00000001b1d0-2.dat upx behavioral2/memory/5164-10-0x0000000000C20000-0x0000000000CA9000-memory.dmp upx behavioral2/memory/3904-12-0x0000000000530000-0x00000000005B9000-memory.dmp upx behavioral2/memory/3904-20-0x0000000000530000-0x00000000005B9000-memory.dmp upx behavioral2/memory/5164-33-0x0000000000C20000-0x0000000000CA9000-memory.dmp upx behavioral2/memory/3904-34-0x0000000000530000-0x00000000005B9000-memory.dmp upx behavioral2/memory/5164-52-0x0000000000C20000-0x0000000000CA9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5868d8 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe File opened for modification C:\Windows\42d680 a8ed18ac - 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 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8ed18ac - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a8ed18ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a8ed18ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a8ed18ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a8ed18ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a8ed18ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a8ed18ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a8ed18ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a8ed18ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a8ed18ac - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 a8ed18ac Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA a8ed18ac - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 3904 a8ed18ac 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Token: SeTcbPrivilege 5164 20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe Token: SeDebugPrivilege 3904 a8ed18ac Token: SeTcbPrivilege 3904 a8ed18ac
Processes
-
C:\Users\Admin\AppData\Local\Temp\20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.exe"C:\Users\Admin\AppData\Local\Temp\20e28cf3fe27d7576fbf410a6360fbdf58e9a389d76cc2c58f36aa9abd52781b.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:5164
-
C:\Windows\Syswow64\a8ed18acC:\Windows\Syswow64\a8ed18ac1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3904
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a8ed18ac
- Size 2.6MB
- SHA256 92d594af7f77d935164dc1461c891abc1741225cb26f3ed4612cdfcbcf9ac2e2
- MD5 cff5458db162d1634d766dd813396826
- SHA1 bac9907ed8421724b1aaedc09558b44cc181d74b
- SHA512 bd291565badc6aa4de7477ed8221c89642cb1cb4873e905b394da675c2f5e951e96560a9321649110d4116de69e963553032a070e176188cf02da722694ee221
- SSDEEP 49152:QTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:QKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T190C59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH