Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/08/2026, 19:48
Behavioral task
behavioral1
Sample
1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe
- Size 560KB
- Sample260818-yjgbysyhmc
- SHA256 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf
- MD5 8a9f654b9d06ac649e54488699db009b
- SHA1 1bc83c15370336f12b8de481fa595a177141bcc7
- SHA512 ae521ace9b955e2c69c104f33678fc72c491993194597e0f468c2e48df2810f3caa4137cd50c5ac915be5c94d1a13b66087d3e46815008a7e325072ceef4f177
- SSDEEP 6144:B6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:BO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1D0C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5676 4ff28fa8 - 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 12 114.114.114.114 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Destination IP 13 223.5.5.5 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Destination IP 1 114.114.114.114 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Destination IP 4 223.5.5.5 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\4ff28fa8 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4ff28fa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4ff28fa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4ff28fa8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4ff28fa8 -
resource yara_rule behavioral2/memory/3856-0-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral2/files/0x000600000001b85f-2.dat upx behavioral2/memory/5676-3-0x0000000000820000-0x00000000008AC000-memory.dmp upx behavioral2/memory/3856-10-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral2/memory/5676-11-0x0000000000820000-0x00000000008AC000-memory.dmp upx behavioral2/memory/5676-26-0x0000000000820000-0x00000000008AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\612cd8 4ff28fa8 File opened for modification C:\Windows\420420 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.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 4ff28fa8 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4ff28fa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4ff28fa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4ff28fa8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4ff28fa8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 4ff28fa8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4ff28fa8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4ff28fa8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4ff28fa8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4ff28fa8 - 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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 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 5676 4ff28fa8 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Token: SeTcbPrivilege 3856 1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe Token: SeDebugPrivilege 5676 4ff28fa8 Token: SeTcbPrivilege 5676 4ff28fa8
Processes
-
C:\Users\Admin\AppData\Local\Temp\1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe"C:\Users\Admin\AppData\Local\Temp\1ff0e93f3b49349192c117f5db9d86531c34021462bcc581d8c013d86b9eeacf.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3856
-
C:\Windows\Syswow64\4ff28fa8C:\Windows\Syswow64\4ff28fa81⤵
- 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:5676
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4ff28fa8
- Size 560KB
- SHA256 1aaa57f384ee34cd53e42a4b6c10337a0b49b5bfade685d6e5996b314f8eb07c
- MD5 c73c888f49db73af51a8b8ada6f9c088
- SHA1 db7d5020319c26fdfd7f29737683837aa3c132eb
- SHA512 e20014bbe67215d850c5c1370f84152f8f3a4b907283c3b2d3b689b27c259a02a998f911758c067aa07efab67b7628530d8d6a3ec78620a853b51904a597825c
- SSDEEP 6144:w6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:wO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1BDC46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH