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
08/05/2026, 19:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe
- Size 511KB
- Sample260508-yk9d5agy6n
- SHA256 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf
- MD5 2e4d768e880ea0033f4ec6ecaed64e27
- SHA1 f2196d7f7f8b5cddbe44d3b1b1e5cedaa1dc6b8b
- SHA512 29f4f7206ce55d6079035a6d84121e0f66e24bc4e77d35d41bb54513559c4f217981b1ff488bb6de00354ba691567f18028a6a4790ef3a6d2c9df08f3d9d627a
- SSDEEP 6144:hcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:hSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T19EB45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4696 599a680 - 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 3 114.114.114.114 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Destination IP 4 223.5.5.5 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Destination IP 22 114.114.114.114 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Destination IP 23 223.5.5.5 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\599a680 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 599a680 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 599a680 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5065b0 599a680 File opened for modification C:\Windows\1ef420 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.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 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 599a680 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 599a680 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 599a680 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 599a680 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 599a680 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 599a680 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 599a680 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 599a680 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 599a680 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 599a680 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4696 599a680 4696 599a680 4696 599a680 4696 599a680 4696 599a680 4696 599a680 4696 599a680 4696 599a680 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Token: SeTcbPrivilege 1808 021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe Token: SeDebugPrivilege 4696 599a680 Token: SeTcbPrivilege 4696 599a680
Processes
-
C:\Users\Admin\AppData\Local\Temp\021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.exe"C:\Users\Admin\AppData\Local\Temp\021b1283b990c39ca7497e233c8c7c0dca05552ec64768914e7691892e810fbf.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:1808
-
C:\Windows\Syswow64\599a680C:\Windows\Syswow64\599a6801⤵
- 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:4696
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\599a680
- Size 511KB
- SHA256 dd2bb94982e7283255e72d77f7704fdb873b8281563566b49d6bcd832d4c878b
- MD5 1622e1eb987fe38db0c9ee2c02beee58
- SHA1 c0573cbbafed8b0bf4dcdd0eb3376ff13614d842
- SHA512 c52b7139931da71fd6014e35524f8e49eacd42ec6cccc802bdfa9bf065652d44cca7f9e45c727c9248e063acbbab8770eae283f27864b26dffeb6558c16cf917
- SSDEEP 6144:JcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:JSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T183B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH