Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/05/2026, 18:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe
- Size 704KB
- Sample260506-xmlv6sgx71
- SHA256 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc
- MD5 f98c27040014f05beb3703f58dd11255
- SHA1 17e26c999c552a31f42fb415e213e529ae3e4b8c
- SHA512 4e1b8a1dc35dcfa4f6b2abe4eaca379fb6ad9e6a085fad93f81634a417a7959e060f4ec5fa317f5f9e0365bbe2d7b7a115acded55d3cf6f5e4ca3ca02bc97997
- SSDEEP 12288:rSvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:evO2xJKRI2FOkx2LFEF
- TLSH T15CE46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4248 fb67b87f - 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 1 114.114.114.114 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Destination IP 2 223.5.5.5 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Destination IP 13 114.114.114.114 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Destination IP 14 223.5.5.5 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fb67b87f File created C:\Windows\SysWOW64\fb67b87f 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fb67b87f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fb67b87f - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\48ba30 fb67b87f File opened for modification C:\Windows\4a0748 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.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 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fb67b87f - 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\History\CachePrefix = "Visited:" fb67b87f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fb67b87f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fb67b87f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fb67b87f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fb67b87f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fb67b87f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fb67b87f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fb67b87f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fb67b87f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4248 fb67b87f 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Token: SeTcbPrivilege 4324 0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe Token: SeDebugPrivilege 4248 fb67b87f Token: SeTcbPrivilege 4248 fb67b87f
Processes
-
C:\Users\Admin\AppData\Local\Temp\0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.exe"C:\Users\Admin\AppData\Local\Temp\0016d771731d3b4e4d4b18d14ed18a577ee04bd0c0b3abd0539e212880234acc.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\fb67b87fC:\Windows\Syswow64\fb67b87f1⤵
- 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:4248
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fb67b87f
- Size 704KB
- SHA256 c983cfc23d1f0fc01dd8959a8769d327fa5b6c96ea3b690d93b1f21d7aa640fe
- MD5 1934ced828c1a8203911ceb2d733dfc8
- SHA1 f776ea122e3481a940ea15aee71d3c81863dedda
- SHA512 336be6b08f6e7ac3376b55b7d22ad9913fb1af0d626a4c134a6c78e15fc7c7b1b9d9e38c71f96edfc58061390a13996368e2c9f7fcdede0b9520f456d522a774
- SSDEEP 12288:RSvO2x9mONvKRILSFnOkx2LIaxy6RJ05r:4vO2xJKRI2FOkx2LFEF
- TLSH T19CE46C26B7908136C477463585AB47A6EBB5BD11AB228B8F6340731D0F73793AE31B1C
- MD5 SHA1 SHA512 SSDEEP TLSH