Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
15/08/2026, 21:54
Behavioral task
behavioral1
Sample
5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe
- Size 832KB
- Sample260815-1slddavxft
- SHA256 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069
- MD5 bdc7f37f40c006b0984aeee6dcb82d19
- SHA1 5b490e99eed9c9305ae5ae80c20aa0277b9c285c
- SHA512 67a435ea329b16dc3ae9e081a7403d800637cb5e1d7c68800c80aa67200d549841202707d7cc5362d7d1c6ac5456dbe1f4bcd14de0a68057344701065ef4b7d9
- SSDEEP 12288:dSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:8vO2xJKRw2kOkx2LFRvcUv
- TLSH T1C8055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 120 b3c5fa99 - 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 35 114.114.114.114 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Destination IP 36 223.5.5.5 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Destination IP 1 114.114.114.114 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Destination IP 4 223.5.5.5 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b3c5fa99 File created C:\Windows\SysWOW64\b3c5fa99 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b3c5fa99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b3c5fa99 -
resource yara_rule behavioral2/memory/3292-0-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral2/files/0x000c000000019cb1-2.dat upx behavioral2/memory/120-3-0x0000000000790000-0x000000000081C000-memory.dmp upx behavioral2/memory/3292-16-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral2/memory/120-17-0x0000000000790000-0x000000000081C000-memory.dmp upx behavioral2/memory/120-28-0x0000000000790000-0x000000000081C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\20df0 b3c5fa99 File opened for modification C:\Windows\385c38 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.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 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b3c5fa99 - 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:" b3c5fa99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b3c5fa99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b3c5fa99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b3c5fa99 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b3c5fa99 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b3c5fa99 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b3c5fa99 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b3c5fa99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b3c5fa99 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 120 b3c5fa99 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Token: SeTcbPrivilege 3292 5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe Token: SeDebugPrivilege 120 b3c5fa99 Token: SeTcbPrivilege 120 b3c5fa99
Processes
-
C:\Users\Admin\AppData\Local\Temp\5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.exe"C:\Users\Admin\AppData\Local\Temp\5e5a3edc637127ef63ab83bb1a7a7b75c69048a55e135413aa2e024ad05f2069.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:3292
-
C:\Windows\Syswow64\b3c5fa99C:\Windows\Syswow64\b3c5fa991⤵
- 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:120
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\b3c5fa99
- Size 832KB
- SHA256 2870d05217431a1f0ce98db6a8d1b1ced9b23e2520bc9866b28b92290bb0ea90
- MD5 d745069a8b158959d07f25f9958bc6d9
- SHA1 c7dec90435ba68f2c5bc3251aa5adeab5ce8aca0
- SHA512 7fa81bbc5c3b73fbbf2a4996206e645faf95c780bb0c8c042a6f3cf7cb5fc773ea4a6cd13c5809e20029f36bf9ed39987d9fd5cad12b973f8d05dcd34d60e807
- SSDEEP 12288:ESvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:3vO2xJKRw2kOkx2LFRvcUv
- TLSH T1B0055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH