Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 01:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe
- Size 395KB
- Sample260804-bxt4msttev
- SHA256 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776
- MD5 846ff1a784757b1a1e6a50b1b76d6572
- SHA1 b052d12e4659cd66a78eb58263513608c38780df
- SHA512 27d995ef57a35b57981290032ff108244f832a18a6b5b0b7025f3fde73335fa1757738ba1aa297d1690de7cb392e71157c8d445caa8e62d2035ebd906fd5ac4b
- SSDEEP 6144:rcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:rCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T17D846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 940 f7117f31 - 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 47 223.5.5.5 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Destination IP 5 114.114.114.114 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Destination IP 6 223.5.5.5 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Destination IP 46 114.114.114.114 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.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 f7117f31 File created C:\Windows\SysWOW64\f7117f31 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f7117f31 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f7117f31 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1017d8 f7117f31 File opened for modification C:\Windows\4bcf18 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.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 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f7117f31 - 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" f7117f31 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f7117f31 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f7117f31 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f7117f31 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f7117f31 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f7117f31 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f7117f31 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f7117f31 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f7117f31 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 940 f7117f31 940 f7117f31 940 f7117f31 940 f7117f31 940 f7117f31 940 f7117f31 940 f7117f31 940 f7117f31 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Token: SeTcbPrivilege 4428 28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe Token: SeDebugPrivilege 940 f7117f31 Token: SeTcbPrivilege 940 f7117f31
Processes
-
C:\Users\Admin\AppData\Local\Temp\28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.exe"C:\Users\Admin\AppData\Local\Temp\28642f140b0dbbacd91217b513f3def6879deeb42884b5925a1f6cc47b7a0776.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:4428
-
C:\Windows\Syswow64\f7117f31C:\Windows\Syswow64\f7117f311⤵
- 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:940
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f7117f31
- Size 395KB
- SHA256 71e25a89f5584942c5becae6d4747e2a641ac39c759f93d593aee9179d7b23c4
- MD5 ea1163727e0fbc455c3a0e36213c96ca
- SHA1 94995a62a318b4ea17410640641792da05f3e113
- SHA512 f5d95efcf906d1a58545157754682ae59ec7dbbe80d89bfd3699139b1049017aca6e1bf4ab5874a08eb56a96d4195698f636b2789541e073b5aa7773a7906a0b
- SSDEEP 6144:gcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:gCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T119846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH