Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 19:01
Behavioral task
behavioral1
Sample
f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe
- Size 1.1MB
- Sample260801-xpjhtsep61
- SHA256 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71
- MD5 e22a171f1c9218acd84b09c6b32ef524
- SHA1 a811dbc4cba3e176c828d4d3cc3fb9f3dbe2df75
- SHA512 1d52b93a6e88fbec6ec7f185b228f8168e19aaf45763d2f042f90dfdcc0b3203d1389fd552c9c13534ad88f221c9f7584db5e4cc50dc06194d371539159191ca
- SSDEEP 24576:DvO2xJKRh2kOkx2LFxNcUQPxuZ98Es8kQ:DHHKX2WQt5QZuTr
- TLSH T178358C31E641C036D4A74576C6BA4BBFA578BD21032555C7E3C43E6A2FB22D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2620 b7e68698 - 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 4 223.5.5.5 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Destination IP 19 114.114.114.114 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Destination IP 20 223.5.5.5 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Destination IP 1 114.114.114.114 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b7e68698 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C b7e68698 File created C:\Windows\SysWOW64\b7e68698 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b7e68698 -
resource yara_rule behavioral2/memory/1964-0-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/2620-3-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/1964-13-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/2620-14-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/2620-38-0x0000000000540000-0x00000000005CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2cdaf8 b7e68698 File opened for modification C:\Windows\219fd8 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.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 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b7e68698 - 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" b7e68698 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b7e68698 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b7e68698 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b7e68698 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b7e68698 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b7e68698 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b7e68698 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b7e68698 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b7e68698 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2620 b7e68698 2620 b7e68698 2620 b7e68698 2620 b7e68698 2620 b7e68698 2620 b7e68698 2620 b7e68698 2620 b7e68698 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Token: SeTcbPrivilege 1964 f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe Token: SeDebugPrivilege 2620 b7e68698 Token: SeTcbPrivilege 2620 b7e68698
Processes
-
C:\Users\Admin\AppData\Local\Temp\f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.exe"C:\Users\Admin\AppData\Local\Temp\f2af74b0e5815b0767721ba5970247de658e7f30e1f1562f7b7a73bdd50b9d71.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:1964
-
C:\Windows\Syswow64\b7e68698C:\Windows\Syswow64\b7e686981⤵
- 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:2620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b7e68698
- Size 1.1MB
- SHA256 89d03cc2634fc1d8bec9c09b1b8038dedd1a51646ed013a1add32a5c83feffb7
- MD5 d6c2d6d2a87538a9d513eb5c14783edd
- SHA1 f4f18888e7087e3f2039c30da989bbd942e5ceb4
- SHA512 1069cda83b00131a139618792419246902ba4d18dc551649771998a789e78d0eda1350dbdcb8216011a087153c910ddba189d2129d329959a068d800ec762c1a
- SSDEEP 24576:pvO2xJKRh2kOkx2LFxNcUQPxuZ98Es8kQ:pHHKX2WQt5QZuTr
- TLSH T124358C31E641C036D4A74576C6BA4BBFA578BD21032555C7E3C43E6A2FB22D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH