Analysis
- max time kernel
149s - max time network
150s - 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, 01:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe
- Size 374KB
- Sample260421-bd52ssav9t
- SHA256 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b
- MD5 e361c0cea15d456f79790a75e7b9f542
- SHA1 18f3d611b19a650592652b8e74373cc4e8f0ed48
- SHA512 792d6cb4d95800a3b63f5f06d8ce5e24f3891da6e02b82ac21b2d9d8d3ac8714d894775b9801999b072cf6a8ae9a8d20e78f4f78a21d08c8bba830baa9ee24d9
- SSDEEP 6144:icTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:iSvO2x9mONvKRILSFnOkx2LIa
- TLSH T13F846D2AF6A0D076C4779579C4A247AAFBB1742137208ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5168 d546328 - 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 2 114.114.114.114 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Destination IP 4 223.5.5.5 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Destination IP 31 114.114.114.114 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Destination IP 32 223.5.5.5 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d546328 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d546328 File created C:\Windows\SysWOW64\d546328 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d546328 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\587a60 d546328 File opened for modification C:\Windows\4a0748 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.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 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d546328 - 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 d546328 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d546328 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d546328 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d546328 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d546328 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d546328 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d546328 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d546328 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d546328 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5168 d546328 5168 d546328 5168 d546328 5168 d546328 5168 d546328 5168 d546328 5168 d546328 5168 d546328 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Token: SeTcbPrivilege 4324 dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe Token: SeDebugPrivilege 5168 d546328 Token: SeTcbPrivilege 5168 d546328
Processes
-
C:\Users\Admin\AppData\Local\Temp\dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.exe"C:\Users\Admin\AppData\Local\Temp\dc99914e093b0e46a56ce02f9c47736bbcd82a2bb62c13fcab66ed559183cc0b.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:4324
-
C:\Windows\Syswow64\d546328C:\Windows\Syswow64\d5463281⤵
- 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:5168
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d546328
- Size 374KB
- SHA256 b31d13afd94a64b9fb4656028d1f45530924643c4babe17d19d8f0e7c3456565
- MD5 463f8fa7666f255f198893dc80c04f6e
- SHA1 72db9628c47bc45f15f5501ddf640430df796d95
- SHA512 da2510a9f367da0748b8d3a0b8d3aeabbded017f72832eb8305073f216ef553240de65409a4d75f448f9186e8d0c9c5c9ea02260a6a482e567d6e11075607e2f
- SSDEEP 6144:dcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:dSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1A8846D2AF6A0D076C4779579C4A247AAFBB1742137208ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH