Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/08/2026, 21:53
Behavioral task
behavioral1
Sample
305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe
- Size 1022KB
- Sample260809-1rn3waek2v
- SHA256 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010
- MD5 5a257ffc05c89d67617ee621e0683c49
- SHA1 a4fa81ab6b8dce9a77c25ecbbdf7497d388ae254
- SHA512 c0f316f5a6ceb041063634448755fcfe31d2a4a0f7d3888b5a5a722d2312cd21019858363ae4cfb66537e580faa2b6f9d2858bf83450a89b27be1c57575485e3
- SSDEEP 12288:cSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:vvO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T1B3256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3864 9e93e886 - 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 3 114.114.114.114 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Destination IP 4 223.5.5.5 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Destination IP 34 114.114.114.114 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Destination IP 36 223.5.5.5 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.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 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e93e886 File created C:\Windows\SysWOW64\9e93e886 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9e93e886 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9e93e886 -
resource yara_rule behavioral1/memory/592-0-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral1/files/0x000b000000024273-2.dat upx behavioral1/memory/3864-3-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral1/memory/592-17-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral1/memory/3864-18-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral1/memory/3864-32-0x0000000000610000-0x000000000069C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\422730 9e93e886 File opened for modification C:\Windows\a22a0 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.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 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9e93e886 - 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 9e93e886 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9e93e886 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9e93e886 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9e93e886 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9e93e886 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9e93e886 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9e93e886 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9e93e886 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9e93e886 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 3864 9e93e886 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Token: SeTcbPrivilege 592 305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe Token: SeDebugPrivilege 3864 9e93e886 Token: SeTcbPrivilege 3864 9e93e886
Processes
-
C:\Users\Admin\AppData\Local\Temp\305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.exe"C:\Users\Admin\AppData\Local\Temp\305fc01019c70fb4f978a723dbc21b836c644521aaf3cb1fcfacaa558ddf8010.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:592
-
C:\Windows\Syswow64\9e93e886C:\Windows\Syswow64\9e93e8861⤵
- 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:3864
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9e93e886
- Size 1022KB
- SHA256 162424f7d9138bee8ba7b7fb3881fa3c7a0be126f2cae3a7c39a7d663b7cc722
- MD5 1513368769aaa5e806c19bd517be2f28
- SHA1 3543f6fb754ffd62a6063c531007fdf12bb7ed78
- SHA512 42c8631064f55e77cb6be6135899424c20b234b3d76efdbbc6c5fb56c16cae5510d3257a4922a4760c818556a9f6fa6e2303278f2628ca6788a6b4154e7c5a69
- SSDEEP 12288:RSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:4vO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T158256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH