Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 22:58
Behavioral task
behavioral1
Sample
c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe
- Size 766KB
- Sample260809-2x23cszyf1
- SHA256 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209
- MD5 125eaca2e0d87bdc0e7c9fca7983ec22
- SHA1 06f08e4de9acdb8e720e9e7b145a3ce0298ad352
- SHA512 027e1d5a667d77325b00fb0c3d0b7b46bf4f98f92c777de24c0c176f5d58210aa0e8d54c587fd91eaa300ac5809e3fe0b641aebd2cc2b0eeabfb9ee86dc610d1
- SSDEEP 12288:KSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:RvO2xJKRw2kOkx2LFRvcUV
- TLSH T12CF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1132 f6f44100 - 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 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Destination IP 5 223.5.5.5 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Destination IP 12 114.114.114.114 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Destination IP 13 223.5.5.5 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\f6f44100 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f6f44100 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f6f44100 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f6f44100 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f6f44100 -
resource yara_rule behavioral2/memory/4908-0-0x0000000000270000-0x00000000002FC000-memory.dmp upx behavioral2/files/0x001000000001b1ad-2.dat upx behavioral2/memory/1132-3-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral2/memory/4908-10-0x0000000000270000-0x00000000002FC000-memory.dmp upx behavioral2/memory/1132-11-0x0000000000650000-0x00000000006DC000-memory.dmp upx behavioral2/memory/1132-20-0x0000000000650000-0x00000000006DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\136158 f6f44100 File opened for modification C:\Windows\5406d8 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.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 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6f44100 - Modifies data under HKEY_USERS 8 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f6f44100 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f6f44100 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f6f44100 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f6f44100 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f6f44100 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f6f44100 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f6f44100 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f6f44100 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1132 f6f44100 1132 f6f44100 1132 f6f44100 1132 f6f44100 1132 f6f44100 1132 f6f44100 1132 f6f44100 1132 f6f44100 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Token: SeTcbPrivilege 4908 c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe Token: SeDebugPrivilege 1132 f6f44100 Token: SeTcbPrivilege 1132 f6f44100
Processes
-
C:\Users\Admin\AppData\Local\Temp\c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.exe"C:\Users\Admin\AppData\Local\Temp\c4d5bfe5f7910cce092b8e1ac43e49311453a9f23d0b1f047fb8cf04b168f209.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:4908
-
C:\Windows\Syswow64\f6f44100C:\Windows\Syswow64\f6f441001⤵
- 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:1132
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f6f44100
- Size 766KB
- SHA256 71195a8b5a3d44f39e69e5def24798317b0ce155c84ad1872b44896d347c8c59
- MD5 bf964d61cd7184a037048c4817dfad1a
- SHA1 459407e2e5a2c37cad01e0257b1742656b97b62b
- SHA512 30272532536b52e1b7d46fe88b9cc583a981de3edd98375b638a7ecb48f26abe60e5ac24c5a0b7f0285996d067a14645e642f01c2ab2879e2037caed0b6b84ef
- SSDEEP 12288:RSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:4vO2xJKRw2kOkx2LFRvcUV
- TLSH T156F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH