Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
07/05/2026, 20:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe
Resource
win10v2004-20250619-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe
- Size 511KB
- Sample260507-y869nsat21
- SHA256 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25
- MD5 2ec8b89338b05aac74f95c90382daa24
- SHA1 a02ba6a347df398ecc0bb19737574983cff226bf
- SHA512 9ff3d2755b437a3da500e8f84f703bd4429799937db5e2bfe6f83df4f54c625035baa8783f023f399d1792c96a524a13b59cccff588d5939ecf1587dcd0f51e8
- SSDEEP 6144:5cTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:5SvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T1BBB45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1936 6ff12858 - 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 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Destination IP 2 223.5.5.5 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Destination IP 7 114.114.114.114 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Destination IP 8 223.5.5.5 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6ff12858 File created C:\Windows\SysWOW64\6ff12858 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6ff12858 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6ff12858 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\212520 6ff12858 File opened for modification C:\Windows\4362c0 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.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 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6ff12858 - 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 6ff12858 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6ff12858 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6ff12858 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6ff12858 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6ff12858 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6ff12858 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6ff12858 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6ff12858 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6ff12858 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1936 6ff12858 1936 6ff12858 1936 6ff12858 1936 6ff12858 1936 6ff12858 1936 6ff12858 1936 6ff12858 1936 6ff12858 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Token: SeTcbPrivilege 3936 42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe Token: SeDebugPrivilege 1936 6ff12858 Token: SeTcbPrivilege 1936 6ff12858
Processes
-
C:\Users\Admin\AppData\Local\Temp\42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.exe"C:\Users\Admin\AppData\Local\Temp\42d0457355e4daabab3b3fd5e3eb8b845695a09273d697bf95aafb9d06b4de25.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:3936
-
C:\Windows\Syswow64\6ff12858C:\Windows\Syswow64\6ff128581⤵
- 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:1936
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6ff12858
- Size 511KB
- SHA256 58fdb534b87fa26c60863b52d7abd6df415a464a5993302557687a3f05f36b33
- MD5 eacc855d006b64915ea361748ac1c108
- SHA1 47ba027f1f3ebf254842f17af9fc7441c346e563
- SHA512 6a856cd66bd72539bd6b26da72da166a1e4f3b6f6d44ba375bb5cd5723ef11951bfb5df12505152cdc695a9552dee389ff0a01ec5ee6dd34666c1caf09486700
- SSDEEP 6144:kcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:kSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T159B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH