Analysis
- max time kernel
149s - max time network
161s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
27/05/2026, 13:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe
- Size 419KB
- Sample260527-qv56fsey3m
- SHA256 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae
- MD5 6a72d08a20c4381e60aae9bedcbf280b
- SHA1 9d87eece11d4499193bd18be8896689ed3bc7dea
- SHA512 70b7be7890200487004de0e468fcc0c2ec172cc571aa32b510391285770e83f06b12af95b4a98986ddea554480fdfe5c39de59ec65ea7733716412d1783c24b7
- SSDEEP 6144:l6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:l6D/WiA3YcyVDLjOkx2LIa
- TLSH T1D9947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5996 5bb374b5 - 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 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Destination IP 2 223.5.5.5 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Destination IP 11 114.114.114.114 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Destination IP 12 223.5.5.5 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5bb374b5 File created C:\Windows\SysWOW64\5bb374b5 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 5bb374b5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5bb374b5 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\66a758 5bb374b5 File opened for modification C:\Windows\662ca0 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.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 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5bb374b5 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5bb374b5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5bb374b5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5bb374b5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5bb374b5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5bb374b5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5bb374b5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5bb374b5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5bb374b5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5bb374b5 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5996 5bb374b5 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Token: SeTcbPrivilege 5968 f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe Token: SeDebugPrivilege 5996 5bb374b5 Token: SeTcbPrivilege 5996 5bb374b5
Processes
-
C:\Users\Admin\AppData\Local\Temp\f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.exe"C:\Users\Admin\AppData\Local\Temp\f1eb0034e3bbc1b829f5f5ec0908a58b0fa5ec5c0e7bc33a9b35a051cc3f9fae.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:5968
-
C:\Windows\Syswow64\5bb374b5C:\Windows\Syswow64\5bb374b51⤵
- 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:5996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5bb374b5
- Size 419KB
- SHA256 86c5dd3bc32da1ea0c05cfbf35545a2d654af987d9c092e0ccdf02fa0d8d8a8f
- MD5 e438aed8e81aeec3c8466d2848d17c89
- SHA1 3f66840cec43c7cd198b2255426010b99cea02be
- SHA512 4c6c3aacd356b8a6031af9e23096570b0b9307130d7ad80360a9163c37aa6acaf8106669f832c5d5a05259f2b1971f25c6d56dc2fb2631cd54cdcd29b4542cd7
- SSDEEP 6144:r6DmGnV0H2LALrYcdwVDL+gqFCcEOkCybEaQRXr9HNdvOa:r6D/WiA3YcyVDLjOkx2LIa
- TLSH T1AE947C29BAE08073C5678576C4E257A6FBB1B52127108ACFA390475A1F237E3BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH