Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe
- Size 2.4MB
- Sample260529-e6vnbacy2p
- SHA256 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6
- MD5 bc30dafc2301efd0022ec7e6d8a72928
- SHA1 5523c92ad61d69a728ff934b3fc513342c5f227b
- SHA512 2cacf3425a711e90ae2afb28a08ceb52afa8468f3f2e66a24d634bd283b49f9c5272f012d8d1c46e17bd53e66a81f84bfac1d95e90ec236e8f8c645d01cdf586
- SSDEEP 49152:jHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:jnKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T19BB58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4772 550bb70d - 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 8 114.114.114.114 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Destination IP 9 223.5.5.5 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Destination IP 1 114.114.114.114 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Destination IP 2 223.5.5.5 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 550bb70d File created C:\Windows\SysWOW64\550bb70d 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 550bb70d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 550bb70d - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51b2c8 550bb70d File opened for modification C:\Windows\4677a8 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.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 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 550bb70d - 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" 550bb70d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 550bb70d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 550bb70d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 550bb70d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 550bb70d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 550bb70d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 550bb70d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 550bb70d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 550bb70d - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4772 550bb70d 4772 550bb70d 4772 550bb70d 4772 550bb70d 4772 550bb70d 4772 550bb70d 4772 550bb70d 4772 550bb70d 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Token: SeTcbPrivilege 4116 7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe Token: SeDebugPrivilege 4772 550bb70d Token: SeTcbPrivilege 4772 550bb70d
Processes
-
C:\Users\Admin\AppData\Local\Temp\7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.exe"C:\Users\Admin\AppData\Local\Temp\7618858735dde8c7ffd0cea245b8baea0dd32483d3765b8b301d39029ee154d6.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:4116
-
C:\Windows\Syswow64\550bb70dC:\Windows\Syswow64\550bb70d1⤵
- 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:4772
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\550bb70d
- Size 2.4MB
- SHA256 14b8f7ed860e64d4cbe45e477fed023ddb4e2ac4f9c692448badcdda807aa71a
- MD5 e4b1156cdb766e88370a09cc2037011c
- SHA1 e64de9659eb4762644e3a1ecb989a9dbbbadecec
- SHA512 4abb375fcedbdf972f4804c54071604685b04d4bbfd23339404fc25c134098001a03758e28f0db8710030fd2c568c480980507160d55b4912f096ac8b1fab039
- SSDEEP 49152:fHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:fnKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T1B9B58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH