Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/04/2026, 20:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe
- Size 871KB
- Sample260418-zn2dcsf19m
- SHA256 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957
- MD5 7f54e2c6ee86ffe9fd299c4eb5f694b4
- SHA1 23d49caf33af692110f06781415f686e61753f5c
- SHA512 3a9243b1d463ac592d719ec30cfadd20af62f45cd894eddb1568ec6cf02fc7ee858279197c22da5ead5a9335a82d25b041b70472d03e3479b3521a5a94feeaad
- SSDEEP 12288:5SvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikGU5rCOTeidT:AvO2xJKRI2FOkx2LFEvcU6UQOJdT
- TLSH T1DC156B31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4872 549136a4 - 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 3 114.114.114.114 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Destination IP 4 223.5.5.5 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Destination IP 32 114.114.114.114 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Destination IP 33 223.5.5.5 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\549136a4 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 549136a4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 549136a4 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\536910 549136a4 File opened for modification C:\Windows\4e0018 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.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 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 549136a4 - 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\Cookies\CachePrefix = "Cookie:" 549136a4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 549136a4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 549136a4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 549136a4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 549136a4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 549136a4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 549136a4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 549136a4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 549136a4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4872 549136a4 4872 549136a4 4872 549136a4 4872 549136a4 4872 549136a4 4872 549136a4 4872 549136a4 4872 549136a4 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Token: SeTcbPrivilege 4556 21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe Token: SeDebugPrivilege 4872 549136a4 Token: SeTcbPrivilege 4872 549136a4
Processes
-
C:\Users\Admin\AppData\Local\Temp\21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.exe"C:\Users\Admin\AppData\Local\Temp\21e618697a349431f17baaa77e3923ba88437da5c37b9c24e681421c8b58e957.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:4556
-
C:\Windows\Syswow64\549136a4C:\Windows\Syswow64\549136a41⤵
- 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\549136a4
- Size 871KB
- SHA256 071458df9bdaaad0055258b45664179ef8925fea1aff044ff959a0c8392e00dc
- MD5 e9d14b48c9d52437e16719f74023633f
- SHA1 9fe690be23edc53b85676a81da91caa8051716c2
- SHA512 1309e23ae78582496003373441424c7baf3fe7c46cb5c211662314a98b7a59d76a1d48135addc570affb61a16ef5ac50759a2ef23464037330e3ee673ac6ff6d
- SSDEEP 12288:LSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikGU5rCOTeidT:+vO2xJKRI2FOkx2LFEvcU6UQOJdT
- TLSH T17B156B31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH