Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 20:17
Behavioral task
behavioral1
Sample
fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe
- Size 766KB
- Sample260722-y27xmaca46
- SHA256 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807
- MD5 178633bcb4bb7f060c5fa47a4ac216eb
- SHA1 50aabda3ef30c624de7deaba86832fb6464a49c4
- SHA512 72dc4d3801d1833f066d1fd0d1916deb68042d5c5541a9650216c964d0ee222c35fb71c763eecfef3b3fa451f8f2ef23214e2e25cf88f99eb7d9cd07801fdc6c
- SSDEEP 12288:zSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:GvO2xJKRw2kOkx2LFRvcUV
- TLSH T15FF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1468 d785b0d9 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 51 223.5.5.5 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Destination IP 1 114.114.114.114 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Destination IP 4 223.5.5.5 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Destination IP 42 114.114.114.114 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Destination IP 43 223.5.5.5 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Destination IP 50 114.114.114.114 1468 d785b0d9 - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d785b0d9 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d785b0d9 File created C:\Windows\SysWOW64\d785b0d9 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe -
resource yara_rule behavioral2/memory/2360-0-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/files/0x0008000000016b4d-2.dat upx behavioral2/memory/1468-3-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/2360-16-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/1468-17-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/1468-34-0x0000000000550000-0x00000000005DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1921f8 d785b0d9 File opened for modification C:\Windows\286770 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.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 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d785b0d9 - 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:" d785b0d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d785b0d9 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d785b0d9 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d785b0d9 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d785b0d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d785b0d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d785b0d9 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d785b0d9 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d785b0d9 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 1468 d785b0d9 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Token: SeTcbPrivilege 2360 fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe Token: SeDebugPrivilege 1468 d785b0d9 Token: SeTcbPrivilege 1468 d785b0d9
Processes
-
C:\Users\Admin\AppData\Local\Temp\fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.exe"C:\Users\Admin\AppData\Local\Temp\fc9b45f7ae1570554e6ad1b2c25ca9151251c51d7f99797f318adf68c0f74807.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:2360
-
C:\Windows\Syswow64\d785b0d9C:\Windows\Syswow64\d785b0d91⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:1468
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d785b0d9
- Size 766KB
- SHA256 a02fb6ce4b40c1b81df6d7eb15dad4188cd1b4a7bde44b87cd0efae3a9cad968
- MD5 66b37a21eb134f88c858af6aef7828a6
- SHA1 de83c0be7463bf9e32854769e4baccad8678ef5b
- SHA512 e9ecd22fbeaabe3beb877793bde30f5cf69f62c49c32ca16e5aea6555d1b3d213d87b18b89587a4b7e7ed921c3a2c7e1f99797d4be17916dd84597bdffc63ec4
- SSDEEP 12288:5SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:AvO2xJKRw2kOkx2LFRvcUV
- TLSH T144F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH