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
16/04/2026, 22:31
Behavioral task
behavioral1
Sample
5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe
- Size 832KB
- Sample260416-2fmaksft2t
- SHA256 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1
- MD5 b5e00f2973bf114ab75362e932873e3b
- SHA1 9a454bd43e54d020d871bd0bd4642f4140cad0cc
- SHA512 f077012065f86dfbca0ebec99168c1e22a282219fcc3a73110932cc0c7b597dd027de5d82eb4f95f7b4074b19436ac6fdfee4c8edae164079ee2efe21c48e366
- SSDEEP 12288:gqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:gjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T1ED059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1068 8445634c - 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 28 114.114.114.114 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Destination IP 29 223.5.5.5 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Destination IP 95 114.114.114.114 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Destination IP 96 223.5.5.5 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Destination IP 3 114.114.114.114 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Destination IP 5 223.5.5.5 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8445634c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8445634c File created C:\Windows\SysWOW64\8445634c 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8445634c -
resource yara_rule behavioral1/memory/4420-0-0x0000000000AA0000-0x0000000000B29000-memory.dmp upx behavioral1/files/0x0008000000024439-2.dat upx behavioral1/memory/1068-4-0x0000000000480000-0x0000000000509000-memory.dmp upx behavioral1/memory/4420-10-0x0000000000AA0000-0x0000000000B29000-memory.dmp upx behavioral1/memory/1068-13-0x0000000000480000-0x0000000000509000-memory.dmp upx behavioral1/memory/4420-14-0x0000000000AA0000-0x0000000000B29000-memory.dmp upx behavioral1/memory/4420-36-0x0000000000AA0000-0x0000000000B29000-memory.dmp upx behavioral1/memory/1068-37-0x0000000000480000-0x0000000000509000-memory.dmp upx behavioral1/memory/4420-50-0x0000000000AA0000-0x0000000000B29000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1248d8 8445634c File opened for modification C:\Windows\4bac08 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.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 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8445634c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8445634c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8445634c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8445634c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8445634c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8445634c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8445634c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8445634c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8445634c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8445634c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1068 8445634c 1068 8445634c 1068 8445634c 1068 8445634c 1068 8445634c 1068 8445634c 1068 8445634c 1068 8445634c 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Token: SeTcbPrivilege 4420 5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe Token: SeDebugPrivilege 1068 8445634c Token: SeTcbPrivilege 1068 8445634c
Processes
-
C:\Users\Admin\AppData\Local\Temp\5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.exe"C:\Users\Admin\AppData\Local\Temp\5f96cc9f7c33e98d931f93f228ef5067449aa255eba676bc766dd73094a4a3c1.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:4420
-
C:\Windows\Syswow64\8445634cC:\Windows\Syswow64\8445634c1⤵
- 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:1068
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8445634c
- Size 832KB
- SHA256 35facc99c20227f8590add69cf2a01e777514c3c4894710b19282fde724a1d25
- MD5 94c5b0d974bcb19c38225a17f98d1551
- SHA1 ae6db35785165411ce2e83e617a94acf90bbba20
- SHA512 c3b72e8083864a2669d9c5d169aab4a3636b06d66b3e4580102e3cefe06cb8984bcec2e750f3b3c318176d011d5bf0df5f53190f9c35824b671d77d0702a1285
- SSDEEP 12288:PqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:PjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T13B059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH