Analysis
- max time kernel
149s - max time network
146s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
03/05/2026, 18:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe
- Size 395KB
- Sample260503-xhqcssaz5p
- SHA256 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e
- MD5 c2fe3b5e8c447e5b09da05050cc9e321
- SHA1 f422237f896c930ad12daa066056cce829d157c6
- SHA512 078d1a905215b1acfc73a42058d792f0fee3c3ee401b2e04f0051e7f757f7ece566a276b86058a65e2d5242ff14151c2d59a81776b8adc13e3a5a34bd7a1dda9
- SSDEEP 6144:McbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:MCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T196846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2932 99e7f86c - 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 2 223.5.5.5 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Destination IP 10 114.114.114.114 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Destination IP 11 223.5.5.5 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Destination IP 1 114.114.114.114 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 99e7f86c File created C:\Windows\SysWOW64\99e7f86c 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 99e7f86c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 99e7f86c - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\30d3c8 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe File opened for modification C:\Windows\323268 99e7f86c - 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 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 99e7f86c - 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 99e7f86c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 99e7f86c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 99e7f86c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 99e7f86c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 99e7f86c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 99e7f86c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 99e7f86c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 99e7f86c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 99e7f86c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2932 99e7f86c 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Token: SeTcbPrivilege 2852 86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe Token: SeDebugPrivilege 2932 99e7f86c Token: SeTcbPrivilege 2932 99e7f86c
Processes
-
C:\Users\Admin\AppData\Local\Temp\86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.exe"C:\Users\Admin\AppData\Local\Temp\86bb904ba4ea483676797c5dd4d9210d80be9fc489a838e2ccef735fa60c630e.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:2852
-
C:\Windows\Syswow64\99e7f86cC:\Windows\Syswow64\99e7f86c1⤵
- 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:2932
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\99e7f86c
- Size 395KB
- SHA256 0108756c25cae0ddb410c03daff04d0c7abc7e998ee397edc8cd95646e6ee1bb
- MD5 815359bd73684d93c338479e7c91d9dd
- SHA1 dc3596498eff067511887b0d0d1a10fd8c959760
- SHA512 331f91bc2f6b80205e3148f80f097ce4c30750cb8797548778f61e334d8ab3a995ec102dee1cd6d9c7dbdb905fe3d40d30e7214960317c9ae6444c66f5207fba
- SSDEEP 6144:4cbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:4CSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1E8846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH