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
13/08/2026, 12:31
Behavioral task
behavioral1
Sample
a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe
- Size 560KB
- Sample260813-pp1hcaba22
- SHA256 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1
- MD5 f01698634043e8bd4acf926ee577a11c
- SHA1 27dbacd717d40a343db8e32d1b940c69a3cf0078
- SHA512 5be74d13b7b0b1e010a1f0a971d99d05b5907186fa5ceb261682cf3ab92d0b89481fc7d2b1333ea47752297589a9815e74b6f6c2d864adbcb344b1ab1816af84
- SSDEEP 12288:M3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:AVOL4/gPXKCOkx2LFR
- TLSH T1F5C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1660 c980966c - 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 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Destination IP 4 223.5.5.5 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Destination IP 19 114.114.114.114 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Destination IP 20 223.5.5.5 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\c980966c a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c980966c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c980966c -
resource yara_rule behavioral2/memory/3964-0-0x0000000000CF0000-0x0000000000D7C000-memory.dmp upx behavioral2/files/0x000d0000000007e0-2.dat upx behavioral2/memory/1660-3-0x00000000007C0000-0x000000000084C000-memory.dmp upx behavioral2/memory/3964-16-0x0000000000CF0000-0x0000000000D7C000-memory.dmp upx behavioral2/memory/1660-17-0x00000000007C0000-0x000000000084C000-memory.dmp upx behavioral2/memory/1660-32-0x00000000007C0000-0x000000000084C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1c6b78 c980966c File opened for modification C:\Windows\43dd78 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.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 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c980966c - 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 c980966c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c980966c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c980966c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c980966c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c980966c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c980966c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c980966c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c980966c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c980966c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1660 c980966c 1660 c980966c 1660 c980966c 1660 c980966c 1660 c980966c 1660 c980966c 1660 c980966c 1660 c980966c 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Token: SeTcbPrivilege 3964 a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe Token: SeDebugPrivilege 1660 c980966c Token: SeTcbPrivilege 1660 c980966c
Processes
-
C:\Users\Admin\AppData\Local\Temp\a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.exe"C:\Users\Admin\AppData\Local\Temp\a8244527447bf3b87688bc07d043a09b4c8acd5c726fc16438c5700e910ddda1.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:3964
-
C:\Windows\Syswow64\c980966cC:\Windows\Syswow64\c980966c1⤵
- 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:1660
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c980966c
- Size 560KB
- SHA256 0651d46dbf7a2cc5fc433993e916a09bc5eadec1ba97afe01fa1566d68ec7265
- MD5 ba04ab815b808844a161d0dad020407a
- SHA1 e1632c78cb8a75ada4c5fe39f220797341e7f086
- SHA512 a7147c6f621e2b46972cd5b954cde510136c1a6d3be63ba78a20f54e71dcc6fd5fc3a19a2eceea4d2c00d1980ed77ab76aaec93a276e3a8c0fbd330e846a9c6d
- SSDEEP 12288:83Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:wVOL4/gPXKCOkx2LFR
- TLSH T1DEC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH