Analysis
- max time kernel
149s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/05/2026, 13:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe
- Size 395KB
- Sample260527-qzse6agy6v
- SHA256 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656
- MD5 9c99bfa488bb994f9cef568189502a0c
- SHA1 3118c7af75c1e1cc78a1454a17e03ed82c280cf1
- SHA512 d35809a231d701ae898964069efccdc0e64d933679d2fd13914b136a13dd1b305eca038d79992bb5cae343dab4fe4188fffbec0bd5123cad727effd99b028546
- SSDEEP 6144:hcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:hCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T19B846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2900 1cb3e4 - 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 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Destination IP 4 223.5.5.5 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Destination IP 47 114.114.114.114 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Destination IP 50 223.5.5.5 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\1cb3e4 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1cb3e4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 1cb3e4 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\278388 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe File opened for modification C:\Windows\31a628 1cb3e4 - 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 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1cb3e4 - 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 1cb3e4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1cb3e4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1cb3e4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1cb3e4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1cb3e4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1cb3e4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1cb3e4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1cb3e4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1cb3e4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2900 1cb3e4 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Token: SeTcbPrivilege 2308 40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe Token: SeDebugPrivilege 2900 1cb3e4 Token: SeTcbPrivilege 2900 1cb3e4
Processes
-
C:\Users\Admin\AppData\Local\Temp\40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.exe"C:\Users\Admin\AppData\Local\Temp\40c04cd71d34826e6438c81ba925c74b36e7e091177e3840ea20a4ee840f3656.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:2308
-
C:\Windows\Syswow64\1cb3e4C:\Windows\Syswow64\1cb3e41⤵
- 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:2900
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1cb3e4
- Size 395KB
- SHA256 82676900763cf8ec8068bb288bd54373a2515aaddf24662549e783b9ca4b76fe
- MD5 4c2d06a3e95032c9599bafa8baf02a0f
- SHA1 8477217517ad9683ca01bf95670fd2945a7484b0
- SHA512 e1117969b18f198805bb423f9a408d68dc3f8834f52b11caf2bb6215793eb6873b17e74fa8f97b28da8aed637c95c36c097d5f70bd4395a077ad97b5575644e5
- SSDEEP 6144:scbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:sCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1A5846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH