Analysis
- max time kernel
148s - 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
27/07/2026, 20:20
Behavioral task
behavioral1
Sample
c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe
- Size 1.7MB
- Sample260727-y4k6msdb48
- SHA256 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2
- MD5 6c46aa3ca21ac1f997388f3f8ba5c0f9
- SHA1 423aa0ed16330af468d35747ad0456bdb56f0342
- SHA512 ed75f68e873159b30794dae71c13db39745245f6a920f87a0ce93d12e37ecb7684b78f77a0351e952f289f95ea521b91319e004131a13e81c869264453b81294
- SSDEEP 24576:xvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:xHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T12E858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4996 544ee30f - 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 4 223.5.5.5 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe Destination IP 11 114.114.114.114 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe Destination IP 12 223.5.5.5 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe Destination IP 1 114.114.114.114 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 544ee30f File created C:\Windows\SysWOW64\544ee30f c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 544ee30f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 544ee30f -
resource yara_rule behavioral2/memory/1936-0-0x0000000000920000-0x00000000009AC000-memory.dmp upx behavioral2/files/0x000a00000001b315-2.dat upx behavioral2/memory/4996-3-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral2/memory/1936-10-0x0000000000920000-0x00000000009AC000-memory.dmp upx behavioral2/memory/4996-11-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral2/memory/4996-28-0x0000000000870000-0x00000000008FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\558888 544ee30f File opened for modification C:\Windows\212520 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.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 544ee30f Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe - 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\Cookies\CachePrefix = "Cookie:" 544ee30f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 544ee30f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 544ee30f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 544ee30f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 544ee30f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 544ee30f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 544ee30f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 544ee30f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 544ee30f - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4996 544ee30f 4996 544ee30f 4996 544ee30f 4996 544ee30f 4996 544ee30f 4996 544ee30f 4996 544ee30f 4996 544ee30f 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe Token: SeTcbPrivilege 1936 c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe Token: SeDebugPrivilege 4996 544ee30f Token: SeTcbPrivilege 4996 544ee30f
Processes
-
C:\Users\Admin\AppData\Local\Temp\c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.exe"C:\Users\Admin\AppData\Local\Temp\c986e769cce0cd90a0ac368487567b5aff46cd14cca1175186ccda94854ef0f2.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:1936
-
C:\Windows\Syswow64\544ee30fC:\Windows\Syswow64\544ee30f1⤵
- 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:4996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\544ee30f
- Size 1.7MB
- SHA256 bb19682e9c54b0e08f5bb4b7e0456b595c4495ef9af621242017ede21eeaf213
- MD5 9b539b8d731d383ea1b31d8464ac2da5
- SHA1 1908230f61b0cf4da6b667c59cb87f0b5e5684a4
- SHA512 ba17578d280e689bf7bb3d8da0155155092f6f1638010308edd57ca2d2ec3e47b2a4069e610647706d28b5c272532b157d75a89260baf216893ce74b5a2de0f4
- SSDEEP 24576:JvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:JHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T15C858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH