Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 22:28
Behavioral task
behavioral1
Sample
a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe
- Size 766KB
- Sample260810-2ds1caar6x
- SHA256 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2
- MD5 085fc9635ed8e01a9ba186ebbe6c4ad0
- SHA1 0e1b490fffbf447705829b9b89486a9690a4f1c8
- SHA512 65fa607e198b592352ef29cff2ea4f5864b43123b8f224fb500425a88181d92f6623256b6a9743ac269481d9da2c0fcdc319dbc8aa1438b796da5100935214bc
- SSDEEP 12288:gSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:7vO2xJKRw2kOkx2LFRvcUV
- TLSH T1ABF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1700 14fa8fba - 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 3 114.114.114.114 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Destination IP 4 223.5.5.5 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Destination IP 59 114.114.114.114 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Destination IP 60 223.5.5.5 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 14fa8fba File created C:\Windows\SysWOW64\14fa8fba a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 14fa8fba File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 14fa8fba -
resource yara_rule behavioral1/memory/4492-0-0x00000000003C0000-0x000000000044C000-memory.dmp upx behavioral1/memory/1700-4-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral1/files/0x000a0000000243fc-2.dat upx behavioral1/memory/4492-16-0x00000000003C0000-0x000000000044C000-memory.dmp upx behavioral1/memory/1700-17-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral1/memory/1700-22-0x0000000000880000-0x000000000090C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4ce798 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe File opened for modification C:\Windows\1d1ac8 14fa8fba - 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 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 14fa8fba - 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 14fa8fba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 14fa8fba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 14fa8fba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 14fa8fba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 14fa8fba Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 14fa8fba Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 14fa8fba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 14fa8fba Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 14fa8fba - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 1700 14fa8fba 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Token: SeTcbPrivilege 4492 a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe Token: SeDebugPrivilege 1700 14fa8fba Token: SeTcbPrivilege 1700 14fa8fba
Processes
-
C:\Users\Admin\AppData\Local\Temp\a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.exe"C:\Users\Admin\AppData\Local\Temp\a2beb99616fef66d03e0a0b43342606de698735ee0afab54f00b42c80c9477b2.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:4492
-
C:\Windows\Syswow64\14fa8fbaC:\Windows\Syswow64\14fa8fba1⤵
- 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:1700
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\14fa8fba
- Size 766KB
- SHA256 ca57abb99664dec376688e6525332ecdff43e738f5670d555c08b12f4766071b
- MD5 15eb685dde5e3e2a75789c49669636a0
- SHA1 788bb1d45cf39c12d4832a5927932108f8cc07c1
- SHA512 a517ef195fe511a896f9d3e3e159ee870ed941d992819aa167da1fe5eaba6cfb981c71c5ef3b4d2cc835eb5151cc3f2a2844b182c34a9dd35f98f2dfdb41e619
- SSDEEP 12288:FSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:kvO2xJKRw2kOkx2LFRvcUV
- TLSH T16BF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH