Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/04/2026, 08:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe
- Size 960KB
- Sample260418-j87swabs8x
- SHA256 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1
- MD5 084b00ac014470a9dabe426247cc0ed2
- SHA1 57bc4bc3e268bceb09f47a4ed6b2fa301eed9b3e
- SHA512 658155d39b5988db36d4e8dca37cc26c25549b9f704d9ca2e807e5756a89945980c5ba2436c30b48a2642684c5e93494f1e0851c891fc5f08b37e67921f56fe4
- SSDEEP 24576:cvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OQ:cHHKO29QG5QZuT2
- TLSH T1EF257C31E641C03AD4A741B686BA4BBFA4787D25031565C7E3D43E6A2FB22D27E3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1016 3785feaa - 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 97 114.114.114.114 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Destination IP 98 223.5.5.5 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Destination IP 3 114.114.114.114 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Destination IP 4 223.5.5.5 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Destination IP 32 114.114.114.114 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Destination IP 34 223.5.5.5 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 3785feaa File created C:\Windows\SysWOW64\3785feaa d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 3785feaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3785feaa - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2624e8 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe File opened for modification C:\Windows\1164f0 3785feaa - 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 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3785feaa - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3785feaa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3785feaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3785feaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 3785feaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3785feaa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3785feaa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3785feaa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3785feaa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3785feaa - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 1016 3785feaa 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Token: SeTcbPrivilege 2228 d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe Token: SeDebugPrivilege 1016 3785feaa Token: SeTcbPrivilege 1016 3785feaa
Processes
-
C:\Users\Admin\AppData\Local\Temp\d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.exe"C:\Users\Admin\AppData\Local\Temp\d37fd4a6ed9b9b84f1fe8ef30211fce59380373d30fce4776265601b513d70e1.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:2228
-
C:\Windows\Syswow64\3785feaaC:\Windows\Syswow64\3785feaa1⤵
- 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:1016
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3785feaa
- Size 960KB
- SHA256 d4e1c4dfc5fc0cf11c0bce3899f2e0b23b6a885439e9265f1d731b2a3d3f798f
- MD5 9e5c355ab8547f861b48fccb6c11ab65
- SHA1 f086a4357411427818ea6378ab029d0342fa8265
- SHA512 fac3a9b3ba1b35c0e1d7fe781691e153dd6441e3f84397357ae435843b1fb5523bd6f6214eb26e8c8e38f66828f93335aa169ef72e408de8554ab48dbc7668b2
- SSDEEP 24576:4vO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OQ:4HHKO29QG5QZuT2
- TLSH T1B5257C31E641C03AD4A741B686BA4BBFA4787D25031565C7E3D43E6A2FB22D27E3170E
- MD5 SHA1 SHA512 SSDEEP TLSH