Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/04/2026, 00:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe
- Size 871KB
- Sample260421-ayxeqaat4x
- SHA256 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31
- MD5 2f828f3d243aa407bec5dbf80a0a679a
- SHA1 3d2d0f5da11eda638b79bfa799c3b66d14bdba06
- SHA512 32f959905128c81d29aa7153a942bfe22c6821e4bb331f8eb15283a77e32875f2d569956fdb1faec040485739c8b644c5371308cb0c200eb0baa89107365679b
- SSDEEP 12288:cSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikGU5rCOTeidT:vvO2xJKRI2FOkx2LFEvcU6UQOJdT
- TLSH T1CA156B31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4704 1fdd57ca - Unexpected DNS network traffic destination 6 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 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Destination IP 4 223.5.5.5 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Destination IP 36 114.114.114.114 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Destination IP 37 223.5.5.5 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Destination IP 117 114.114.114.114 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Destination IP 118 223.5.5.5 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1fdd57ca File created C:\Windows\SysWOW64\1fdd57ca 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1fdd57ca File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1fdd57ca - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5088c0 1fdd57ca File opened for modification C:\Windows\1fb4f8 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.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 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1fdd57ca - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1fdd57ca Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1fdd57ca Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1fdd57ca Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1fdd57ca Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1fdd57ca Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1fdd57ca Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1fdd57ca Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1fdd57ca Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1fdd57ca - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 4704 1fdd57ca 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Token: SeTcbPrivilege 1852 9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe Token: SeDebugPrivilege 4704 1fdd57ca Token: SeTcbPrivilege 4704 1fdd57ca
Processes
-
C:\Users\Admin\AppData\Local\Temp\9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.exe"C:\Users\Admin\AppData\Local\Temp\9ca9062983e0f05a906d20bd034fd5dc7a0a448383fc0d5f843fd7fda9f75d31.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:1852
-
C:\Windows\Syswow64\1fdd57caC:\Windows\Syswow64\1fdd57ca1⤵
- 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:4704
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1fdd57ca
- Size 871KB
- SHA256 6f25dfd86128e83d93f1440a7ce47ea9c5624d90255e7532c495c732007d14e3
- MD5 00154426405a941a59147d1a65d26701
- SHA1 765eba9cb1f2180c08c5a185b22e1ae12a6a7e58
- SHA512 c5b1c2536211d5b105ab6a58fa7e07fddcf5160b1e00edbc76ce3818f69eaaa5a21b1f53e13b0b46fa8347a226f6c75d148a6f876a8f7bf929b30dfe7d8fc0c2
- SSDEEP 12288:sSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikGU5rCOTeidT:fvO2xJKRI2FOkx2LFEvcU6UQOJdT
- TLSH T1AE156B31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH