Analysis
- max time kernel
148s - max time network
147s - 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, 04:15
Behavioral task
behavioral1
Sample
f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe
- Size 576KB
- Sample260801-evgbjsde49
- SHA256 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f
- MD5 edf907e9965288ed452ca579a537e685
- SHA1 885e41f4ffb1f8d7682aacb73c6536ca573c8d92
- SHA512 2a9ee93153a02f6c4d26b5e9005b0c42aee90237a1d0a153174ec34c7e3eb09dc7fd74bd9160bb0dc50c85da14ddae686c7f36b8f01a8f977e611e75d42ec519
- SSDEEP 6144:ccTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:cSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1FEC46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4776 676c15b8 - 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 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Destination IP 2 223.5.5.5 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Destination IP 15 114.114.114.114 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Destination IP 16 223.5.5.5 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 676c15b8 File created C:\Windows\SysWOW64\676c15b8 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 676c15b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 676c15b8 -
resource yara_rule behavioral2/memory/5104-0-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/files/0x000b00000001b315-2.dat upx behavioral2/memory/4776-3-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/memory/5104-16-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/4776-17-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/memory/4776-29-0x00000000008A0000-0x000000000092C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51c450 676c15b8 File opened for modification C:\Windows\5761e0 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.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 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 676c15b8 - 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\Cookies\CachePrefix = "Cookie:" 676c15b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 676c15b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 676c15b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 676c15b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 676c15b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 676c15b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 676c15b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 676c15b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 676c15b8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4776 676c15b8 4776 676c15b8 4776 676c15b8 4776 676c15b8 4776 676c15b8 4776 676c15b8 4776 676c15b8 4776 676c15b8 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Token: SeTcbPrivilege 5104 f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe Token: SeDebugPrivilege 4776 676c15b8 Token: SeTcbPrivilege 4776 676c15b8
Processes
-
C:\Users\Admin\AppData\Local\Temp\f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.exe"C:\Users\Admin\AppData\Local\Temp\f0f7de76c1d5a35b259627f12a27b7541686841401a248b645b26ecd6de4aa3f.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:5104
-
C:\Windows\Syswow64\676c15b8C:\Windows\Syswow64\676c15b81⤵
- 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:4776
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\676c15b8
- Size 576KB
- SHA256 910d38aa45261c5a8f04e638ba16152939854fddfa6036d9b67ab1258acd4c43
- MD5 6459e3724e9cb2d205f18baaa90c465e
- SHA1 b4662f9b9d2e95d155a52c87677d35b1c65e2f4d
- SHA512 5fce2674960daa15682e0a594ad574bef79a0050b0111ea662bab4583d8125943dce3771357bc741c77020f8ecac7f9b19719b179fdc46164d4dfd569c3f1bd4
- SSDEEP 6144:qcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:qSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1C5C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH