Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/08/2026, 00:28
Behavioral task
behavioral1
Sample
173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe
- Size 560KB
- Sample260831-asmckasfjg
- SHA256 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e
- MD5 5a6c87f60c6b6681f94c3703a68913b2
- SHA1 9dd7b43002f117252d5f12fe82a56781ce067da6
- SHA512 74d1850d33c454d0c71f348ee1969091168da9802dc36ddc4b76cde73dba8d02d13daebd529763626f44b89d2857a51819c62083aebc3c536dc266cb32ee7792
- SSDEEP 6144:Igye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:II7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1B5C48C2AB690D076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1320 54a00f1c - 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 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Destination IP 5 223.5.5.5 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Destination IP 19 114.114.114.114 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Destination IP 20 223.5.5.5 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 54a00f1c File created C:\Windows\SysWOW64\54a00f1c 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 54a00f1c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 54a00f1c -
resource yara_rule behavioral2/memory/2164-0-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/1320-4-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/memory/2164-13-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/memory/1320-14-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral2/memory/1320-25-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\250c68 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe File opened for modification C:\Windows\169950 54a00f1c - 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 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 54a00f1c - 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:" 54a00f1c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 54a00f1c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 54a00f1c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 54a00f1c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 54a00f1c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 54a00f1c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 54a00f1c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 54a00f1c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 54a00f1c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 1320 54a00f1c 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Token: SeTcbPrivilege 2164 173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe Token: SeDebugPrivilege 1320 54a00f1c Token: SeTcbPrivilege 1320 54a00f1c
Processes
-
C:\Users\Admin\AppData\Local\Temp\173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.exe"C:\Users\Admin\AppData\Local\Temp\173740bb47abce15e0985006b665afeed4ae5ecae2aa01201c2e1140d1bcd63e.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:2164
-
C:\Windows\Syswow64\54a00f1cC:\Windows\Syswow64\54a00f1c1⤵
- 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:1320
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\54a00f1c
- Size 560KB
- SHA256 3354c517309f7c8134f8d3c73f6407ed90afb69b8a38def4a0c1552593029dd1
- MD5 dba3c2032a4d44bb3f7672d33ca9e732
- SHA1 9ddef72428d86fa084872fb7bdd471ff05ccefe5
- SHA512 2cec0b24d3735c267fdf06aacde963462a0a0a860677580f7d95157248593003ce477ca9138312ec4c9484b133a36fb7f311934d60d7265a4a8ce06be1891b2d
- SSDEEP 6144:Vgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:VI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T15FC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH