Analysis
- max time kernel
149s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/08/2026, 07:51
Behavioral task
behavioral1
Sample
1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe
- Size 1.4MB
- Sample260825-jpvdfayckd
- SHA256 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6
- MD5 0fb42d174f1649200f5f4508ed172208
- SHA1 1669690c7fafb85dda0e03623a69cec7e74742ac
- SHA512 a0a833cce2a6fd9f1ee2437578b389eccc69f7c6a17fe6aea2cc4d3fa00134844dcc8a4d262f07ff190b25b4f2f57d4ac59944f28ee7097f6d7a80d7844527aa
- SSDEEP 24576:mjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:mTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T13165AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4740 6922e8f0 - Unexpected DNS network traffic destination 10 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 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 67 114.114.114.114 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 69 223.5.5.5 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 79 114.114.114.114 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 80 223.5.5.5 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 2 223.5.5.5 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 26 114.114.114.114 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 28 223.5.5.5 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 135 114.114.114.114 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Destination IP 136 223.5.5.5 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6922e8f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6922e8f0 File created C:\Windows\SysWOW64\6922e8f0 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe -
resource yara_rule behavioral2/memory/3576-0-0x0000000000910000-0x0000000000999000-memory.dmp upx behavioral2/files/0x000800000001b83c-2.dat upx behavioral2/memory/4740-3-0x0000000000010000-0x0000000000099000-memory.dmp upx behavioral2/memory/3576-16-0x0000000000910000-0x0000000000999000-memory.dmp upx behavioral2/memory/4740-18-0x0000000000010000-0x0000000000099000-memory.dmp upx behavioral2/memory/4740-22-0x0000000000010000-0x0000000000099000-memory.dmp upx behavioral2/memory/3576-37-0x0000000000910000-0x0000000000999000-memory.dmp upx behavioral2/memory/4740-38-0x0000000000010000-0x0000000000099000-memory.dmp upx behavioral2/memory/3576-43-0x0000000000910000-0x0000000000999000-memory.dmp upx behavioral2/memory/4740-44-0x0000000000010000-0x0000000000099000-memory.dmp upx behavioral2/memory/3576-56-0x0000000000910000-0x0000000000999000-memory.dmp upx behavioral2/memory/3576-57-0x0000000000910000-0x0000000000999000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\512688 6922e8f0 File opened for modification C:\Windows\3d38f0 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.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 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6922e8f0 - 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 6922e8f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6922e8f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6922e8f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6922e8f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6922e8f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6922e8f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6922e8f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6922e8f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6922e8f0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 4740 6922e8f0 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Token: SeTcbPrivilege 3576 1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe Token: SeDebugPrivilege 4740 6922e8f0 Token: SeTcbPrivilege 4740 6922e8f0
Processes
-
C:\Users\Admin\AppData\Local\Temp\1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.exe"C:\Users\Admin\AppData\Local\Temp\1c387bdf942b8d9b636973fe48497711f11bf9b2abd92b76e85388379b8fb2a6.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:3576
-
C:\Windows\Syswow64\6922e8f0C:\Windows\Syswow64\6922e8f01⤵
- 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:4740
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\6922e8f0
- Size 1.4MB
- SHA256 47b2cdb2be5955406f90fe0e4bce583ffa7b114150540edd15db383f8c621702
- MD5 03f5252a323122982bb9aa3cf89af2d6
- SHA1 fb460b8f83cb82b17620684af0a8aaefd015551a
- SHA512 ecc270c56a9c69bec329323ef5ba868640df61bc67c2d199d755abb61dc37a6dae1ca2a8084dd52a58e0c5dbaf92b7ba5d5d240fb324cb3f2eef54ba6d09dc67
- SSDEEP 24576:xjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:xTGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T15265AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH