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
07/09/2026, 04:31
Behavioral task
behavioral1
Sample
9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe
- Size 761KB
- Sample260907-e5dneaydmh
- SHA256 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0
- MD5 3a0617ac1159d029201c408ab5362a6b
- SHA1 ad1acf298851671a09fa0330463f5b1642c2a3cb
- SHA512 bf7f36abe5f18656a048497672fdebad2eb52578e8e82ac5e4fac3a764eafef1d20bac9ddb944ce4b91bd52026497a89f97c3d61f67c8d65f485d4806f3d8ad8
- SSDEEP 12288:MSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:/vO2xJKRw2kOkxSkW298B
- TLSH T123F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4640 bc23ff4a - 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 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Destination IP 4 223.5.5.5 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Destination IP 29 114.114.114.114 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Destination IP 32 223.5.5.5 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C bc23ff4a File created C:\Windows\SysWOW64\bc23ff4a 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bc23ff4a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bc23ff4a -
resource yara_rule behavioral1/memory/4676-0-0x0000000000230000-0x00000000002BC000-memory.dmp upx behavioral1/files/0x0015000000024398-2.dat upx behavioral1/memory/4640-3-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral1/memory/4676-10-0x0000000000230000-0x00000000002BC000-memory.dmp upx behavioral1/memory/4640-11-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral1/memory/4640-24-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4f7040 bc23ff4a File opened for modification C:\Windows\500e08 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.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 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bc23ff4a - 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\History\CachePrefix = "Visited:" bc23ff4a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bc23ff4a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bc23ff4a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bc23ff4a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bc23ff4a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bc23ff4a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bc23ff4a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bc23ff4a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bc23ff4a - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4640 bc23ff4a 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Token: SeTcbPrivilege 4676 9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe Token: SeDebugPrivilege 4640 bc23ff4a Token: SeTcbPrivilege 4640 bc23ff4a
Processes
-
C:\Users\Admin\AppData\Local\Temp\9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.exe"C:\Users\Admin\AppData\Local\Temp\9752ed0e5fca382d041af1f8e6b8196bdc9bfd85378ab0cbb0c5826e10415ee0.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:4676
-
C:\Windows\Syswow64\bc23ff4aC:\Windows\Syswow64\bc23ff4a1⤵
- 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:4640
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bc23ff4a
- Size 761KB
- SHA256 818222246fde839c0ad296aa1be15dd6b485a0c59b3d502f481f84720ff5aa82
- MD5 ea02e46380ae4a700fd8a8de0b8c4b95
- SHA1 915e95bbf83c35e1e3205cbd553e9343af101eab
- SHA512 e64aa080981d04000c79e60a93f3832c7b276949c21fff09c50a67239819b995b021c952fc2200f46b52e2d8f446148ee9fcec86892b372b854a82d288e3f7d8
- SSDEEP 12288:bSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:uvO2xJKRw2kOkxSkW298B
- TLSH T1C3F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH