Analysis
- max time kernel
148s - 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
05/08/2026, 00:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe
- Size 511KB
- Sample260805-ayf3qsgp3s
- SHA256 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83
- MD5 cd63bf5780e5a4f243873f5a30766b34
- SHA1 9393e1c468f5cbda44650fee5f65694c9a6b9ca5
- SHA512 3fdedaf2ca785b88e12ae7cfa881daa39cca1256c3096c173c6104d3c275d2ba1667d4a360b0bd31395df14fd633f84942ca80712916063914e27a52d51160c3
- SSDEEP 6144:gcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:gSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T1B1B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1348 4c6531b6 - 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 2 114.114.114.114 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Destination IP 4 223.5.5.5 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Destination IP 18 114.114.114.114 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Destination IP 19 223.5.5.5 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4c6531b6 File created C:\Windows\SysWOW64\4c6531b6 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4c6531b6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4c6531b6 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\171408 4c6531b6 File opened for modification C:\Windows\51f8e8 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.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 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4c6531b6 - 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 4c6531b6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4c6531b6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4c6531b6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4c6531b6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4c6531b6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4c6531b6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4c6531b6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4c6531b6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4c6531b6 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 1348 4c6531b6 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Token: SeTcbPrivilege 4788 2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe Token: SeDebugPrivilege 1348 4c6531b6 Token: SeTcbPrivilege 1348 4c6531b6
Processes
-
C:\Users\Admin\AppData\Local\Temp\2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.exe"C:\Users\Admin\AppData\Local\Temp\2915f17147e51cf309d957985a9d82084d1a105495b185aa38dabf993f225c83.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:4788
-
C:\Windows\Syswow64\4c6531b6C:\Windows\Syswow64\4c6531b61⤵
- 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:1348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4c6531b6
- Size 511KB
- SHA256 bc4d8df362b1b0bea9cbe75f5037b62669a8c85c20628eb33fce5ed563d8f38e
- MD5 7b31975260b2b6f6089491978c74037a
- SHA1 e26aabc755d268b6da1f6e3ffec1a9a68b59ea9b
- SHA512 ee805c55bbf2db5a65836985070f80ef5341f757a68a0eedd70b0ab088326945870b094f05dbafba741833ed30be59df6af37b759c3d1102e5d4571b8eebadfa
- SSDEEP 6144:BcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:BSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T123B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH