Analysis
- max time kernel
148s - 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
31/08/2026, 12:01
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe
- Size 643KB
- Sample260831-n7b22a1dkf
- SHA256 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91
- MD5 5453ccda0044341368caf8b93b432650
- SHA1 3f6aef7a9ccbf62b109308ce8c0896b348b144f0
- SHA512 8db7ff64b3db3940a17fa9d843d44aef7fbc32b0b84f484e518f8a4657ba877f2dcc062fb59948e8e5564d153a820ea75bd3b5a9d6ec0343864080cf0aea330a
- SSDEEP 12288:HSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Likg:yvO2xJKRI2FOkx2LFEvcU0
- TLSH T16BE45A31E241C03AD4A74576C6FA0BBFE9647D25531165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4872 f849450c - 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 22 223.5.5.5 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Destination IP 1 114.114.114.114 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Destination IP 4 223.5.5.5 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Destination IP 20 114.114.114.114 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.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\AAD646CB44373074ADE741C38400E7E1 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f849450c File created C:\Windows\SysWOW64\f849450c 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f849450c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f849450c - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2bb0f0 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe File opened for modification C:\Windows\536910 f849450c - 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 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f849450c - 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 f849450c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f849450c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f849450c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f849450c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f849450c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f849450c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f849450c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f849450c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f849450c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4872 f849450c 4872 f849450c 4872 f849450c 4872 f849450c 4872 f849450c 4872 f849450c 4872 f849450c 4872 f849450c 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Token: SeTcbPrivilege 2552 41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe Token: SeDebugPrivilege 4872 f849450c Token: SeTcbPrivilege 4872 f849450c
Processes
-
C:\Users\Admin\AppData\Local\Temp\41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.exe"C:\Users\Admin\AppData\Local\Temp\41fe41988782055dd79d00fc5b0cf4f583e580044ab3caf42bab29617695ed91.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:2552
-
C:\Windows\Syswow64\f849450cC:\Windows\Syswow64\f849450c1⤵
- 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:4872
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f849450c
- Size 643KB
- SHA256 e633fb9569ef653c76cdf7ad455abc1b663d532d60abf94923c5f97413bf849b
- MD5 2f5340a564556ea4d696e72704b7de48
- SHA1 ad9f9942c927441c0d402ba79881e8b313ab6d74
- SHA512 41cc4e1c7cff510061b068927650d1141ea78e7d6c84f546aa8483567a09acfd257bfce7f510b62d9227de13a7bd5c3c31392487783e5a0474813a996718ab49
- SSDEEP 12288:uSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Likg:NvO2xJKRI2FOkx2LFEvcU0
- TLSH T142E45A31E241C03AD4A74576C6FA0BBFE9647D25531165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH