Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
19/04/2026, 20:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe
- Size 4.0MB
- Sample260419-ys45daev7y
- SHA256 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704
- MD5 c8851f0c9c0731fdf40579ca50689c99
- SHA1 bbe9d29d4cf32a1db5b15cb23d882ae4a0e5eaa0
- SHA512 07aea22352a5260a4fcb2c7d2c2b54eb403601499d09826bdfa33adea9277002e6e65dd7737c8ec5235149047a9367b9d608448aa35becf53302de236b6457e5
- SSDEEP 98304:enKl2qOb2lP8ssYoJxKkyWsM0r1QnfKHV0Fe7:eCNDtojKL2Kqo7
- TLSH T11716CF11F7A1C036C49701718D7A876EA678BD214B258AC7B3C47B6E5FB23D1AE3530A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2384 e767bcc8 - 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 2 223.5.5.5 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Destination IP 12 114.114.114.114 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Destination IP 13 223.5.5.5 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Destination IP 1 114.114.114.114 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.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\IE e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e767bcc8 File created C:\Windows\SysWOW64\e767bcc8 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e767bcc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e767bcc8 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\28d0a0 e767bcc8 File opened for modification C:\Windows\51d5d8 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.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 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e767bcc8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e767bcc8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e767bcc8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e767bcc8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e767bcc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e767bcc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e767bcc8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e767bcc8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e767bcc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e767bcc8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 2384 e767bcc8 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Token: SeTcbPrivilege 4780 db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe Token: SeDebugPrivilege 2384 e767bcc8 Token: SeTcbPrivilege 2384 e767bcc8
Processes
-
C:\Users\Admin\AppData\Local\Temp\db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.exe"C:\Users\Admin\AppData\Local\Temp\db66f77700998037da5eb4a48957b60dcae86a5dae2cc32ffef2e0bb7e558704.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:4780
-
C:\Windows\Syswow64\e767bcc8C:\Windows\Syswow64\e767bcc81⤵
- 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:2384
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e767bcc8
- Size 4.0MB
- SHA256 45da980cabb82fe69ef8d8a44f84af065040f214c92576486f780dfddbb28289
- MD5 df64fa756f923d2797b6741ca10a77d7
- SHA1 001bcec282807963c675d7798bab750edf7ab493
- SHA512 71d07a4bd58da839694f008542fbf80f3ca83221e29f1b9d5a681cf47957f956ff04f2084d3648d220fc0ced8c67ffac6c9994def069aa1eeadb12cf37be84d4
- SSDEEP 98304:2nKl2qOb2lP8ssYoJxKkyWsM0r1QnfKHV0Fe7:2CNDtojKL2Kqo7
- TLSH T19D16CF11F7A1C036C49701718D7A876EA678BD214B258AC7B3C47B6E5FB23D1AE3530A
- MD5 SHA1 SHA512 SSDEEP TLSH