Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 19:08
Behavioral task
behavioral1
Sample
79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe
- Size 576KB
- Sample260802-xtbc1see79
- SHA256 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b
- MD5 d925af68f54a0fafe88ebd49fd54005b
- SHA1 3973db0650729f1c41d2d0ab7e8d4fe2058fd9a2
- SHA512 da3e3c82da624bd9a6451419791a31f776bc44a1062bbc6a61af41297f5c8e869d2609b6bb43c9d8c7e5102c4d93c2447a5efe347e0bdb9af1539a21a3a88b36
- SSDEEP 6144:2cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:2SvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1B0C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5716 9a624ab0 - 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 35 114.114.114.114 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Destination IP 36 223.5.5.5 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Destination IP 49 114.114.114.114 5716 9a624ab0 Destination IP 50 223.5.5.5 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Destination IP 1 114.114.114.114 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Destination IP 4 223.5.5.5 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.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 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9a624ab0 File created C:\Windows\SysWOW64\9a624ab0 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9a624ab0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9a624ab0 -
resource yara_rule behavioral2/memory/4808-0-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/files/0x0006000000016b3a-2.dat upx behavioral2/memory/5716-4-0x00000000003F0000-0x000000000047C000-memory.dmp upx behavioral2/memory/4808-16-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/5716-17-0x00000000003F0000-0x000000000047C000-memory.dmp upx behavioral2/memory/5716-36-0x00000000003F0000-0x000000000047C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\61dc28 9a624ab0 File opened for modification C:\Windows\525090 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.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 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9a624ab0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9a624ab0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9a624ab0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9a624ab0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9a624ab0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9a624ab0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9a624ab0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9a624ab0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9a624ab0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9a624ab0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 5716 9a624ab0 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Token: SeTcbPrivilege 4808 79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe Token: SeDebugPrivilege 5716 9a624ab0 Token: SeTcbPrivilege 5716 9a624ab0
Processes
-
C:\Users\Admin\AppData\Local\Temp\79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.exe"C:\Users\Admin\AppData\Local\Temp\79519c03ad163c485340d8693fca3df47c018972ba1eccf786b5660e9ad92a3b.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:4808
-
C:\Windows\Syswow64\9a624ab0C:\Windows\Syswow64\9a624ab01⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:5716
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\9a624ab0
- Size 576KB
- SHA256 63766b12d2f87381c4b573a5eb002f5762d3fefea0a9d3c14365c05e0588d0a9
- MD5 5f3a76c52ccc505100375902963d6af4
- SHA1 b7a67dccd4f52d112761502f4036811fab573806
- SHA512 995069ddd7be6875bfce9e244f5a6484a3375497677880be74d44051cd62aa5dfe94521da195f8a29ab762a3febfd3d61018358a4aacd66e996bb351d7742c9b
- SSDEEP 6144:GcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:GSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T152C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH