Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/04/2026, 21:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe
- Size 419KB
- Sample260419-1dfvcaas4l
- SHA256 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d
- MD5 292f374abd0020ceecf71bdf9e22f5a6
- SHA1 4ec511b73e5be7f46391d493757a833483704357
- SHA512 9ed83bca4e39bc0d0b220d5cf28e7dba1cf0668e456cf2cc09b5ab3f7fa7db5b8e147a244f6aaa2769a86e1207ab8562aa73c293968f282799010d6894b00537
- SSDEEP 6144:Q8a+AjLd9fSZLC/umZjqDvjZFXcEOkCybEaQRXr9HNdvOa:ta+4EZe/uwqDvDOkx2LIa
- TLSH T1F5948D19FAA08036C5A38575C4A257A7FBB1752137209ACFA3A057561F237E3BD3630E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4740 cc842ae0 - Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 5 223.5.5.5 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Destination IP 40 114.114.114.114 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Destination IP 43 223.5.5.5 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Destination IP 83 114.114.114.114 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Destination IP 3 114.114.114.114 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cc842ae0 File created C:\Windows\SysWOW64\cc842ae0 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cc842ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cc842ae0 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\512688 cc842ae0 File opened for modification C:\Windows\4ec0f0 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.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 cc842ae0 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.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\Content\CachePrefix cc842ae0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cc842ae0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cc842ae0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cc842ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cc842ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cc842ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cc842ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cc842ae0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cc842ae0 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4740 cc842ae0 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Token: SeTcbPrivilege 4600 2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe Token: SeDebugPrivilege 4740 cc842ae0 Token: SeTcbPrivilege 4740 cc842ae0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.exe"C:\Users\Admin\AppData\Local\Temp\2b8bf766bb10bb9498e83a5eaf24b4e820ac5e7d46925058e0e6599c8b335d8d.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:4600
-
C:\Windows\Syswow64\cc842ae0C:\Windows\Syswow64\cc842ae01⤵
- 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
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Downloads
- Path C:\Windows\SysWOW64\cc842ae0
- Size 419KB
- SHA256 582df180dfbb8e53f0c4fc3206d5da94d80b555b936678b5d05fbfb1be59d622
- MD5 6ba46ec4dc5e05aad9f764c6a1f6cb3c
- SHA1 04ffe09f7641796f6fff1cc565138a279f4e720a
- SHA512 21c97e8c1d309cfb70ad3d5a23fe797ba5bdedb62b99dc6c11d0897a61c07d42923c8f7828f8dff60461ac5e5a87f780ffb833b4e8bdf10cce820ddaaf18deb5
- SSDEEP 6144:y8a+AjLd9fSZLC/umZjqDvjZFXcEOkCybEaQRXr9HNdvOa:Ta+4EZe/uwqDvDOkx2LIa
- TLSH T131948D19FAA08036C5A38575C4A257A7FBB1752137209ACFA3A057561F237E3BD3630E
- MD5 SHA1 SHA512 SSDEEP TLSH