Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 22:25
Behavioral task
behavioral1
Sample
0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe
- Size 761KB
- Sample260815-2cdt2avbme
- SHA256 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a
- MD5 97c32a7f7cd353709c7b35a4be83fb6f
- SHA1 8bc320cb247645db877c57a84203be251bff9490
- SHA512 18572b04ce0d1ccaf8e4ac69d89c28fecdbc075652225fb48cdf3539c49153722e6584323302b67e9ed7913695835db4e8517da8a4eb9564f7d0b1eb7b5594cb
- SSDEEP 12288:+SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:9vO2xJKRw2kOkxSkW298B
- TLSH T140F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2588 a2155525 - 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 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Destination IP 4 223.5.5.5 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Destination IP 19 114.114.114.114 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Destination IP 22 223.5.5.5 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a2155525 File created C:\Windows\SysWOW64\a2155525 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a2155525 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a2155525 -
resource yara_rule behavioral2/memory/2576-0-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/files/0x001200000001b664-2.dat upx behavioral2/memory/2588-3-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral2/memory/2576-15-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/2588-16-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral2/memory/2588-37-0x0000000000860000-0x00000000008EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2c4eb8 a2155525 File opened for modification C:\Windows\2c1a20 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.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 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a2155525 - 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 a2155525 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a2155525 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a2155525 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a2155525 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a2155525 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a2155525 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a2155525 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a2155525 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a2155525 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2588 a2155525 2588 a2155525 2588 a2155525 2588 a2155525 2588 a2155525 2588 a2155525 2588 a2155525 2588 a2155525 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Token: SeTcbPrivilege 2576 0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe Token: SeDebugPrivilege 2588 a2155525 Token: SeTcbPrivilege 2588 a2155525
Processes
-
C:\Users\Admin\AppData\Local\Temp\0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.exe"C:\Users\Admin\AppData\Local\Temp\0af098826d3ceb203d1d291dfa33858f02728f82ab8c7e9550c6fd14fa3abc1a.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:2576
-
C:\Windows\Syswow64\a2155525C:\Windows\Syswow64\a21555251⤵
- 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:2588
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a2155525
- Size 761KB
- SHA256 03b14cfd75f489b3a2c60faf569b82bf8b393581708da58baf18e71949efa4e3
- MD5 87b67d2921e7557b10297323ee97abb9
- SHA1 43ba1a73c8318f5ec7695a3027a818ce8a659fb2
- SHA512 0064719f74b27db35f2978218e7e3118d984b5dc6196297b72516251fb5ab7f5f217802ed1b6ae99ef832944a3fba69663740ea96271209df77c9ff94f8d96b2
- SSDEEP 12288:+SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:9vO2xJKRw2kOkxSkW298B
- TLSH T1AAF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH