Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
19/04/2026, 20:04
General
- Target 8957c85a37ddcc119ccd3b41ca06a9fce60d498b367dfc29d59a54764cde1078.exe
- Size 271KB
- Sample260419-ys91maev8x
- SHA256 8957c85a37ddcc119ccd3b41ca06a9fce60d498b367dfc29d59a54764cde1078
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Drops file in System32 directory 13 IoCs
- UPX packed file 11 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 2 IoCs
- 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.
- Modifies data under HKEY_USERS 9 IoCs
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8957c85a37ddcc119ccd3b41ca06a9fce60d498b367dfc29d59a54764cde1078.exe"C:\Users\Admin\AppData\Local\Temp\8957c85a37ddcc119ccd3b41ca06a9fce60d498b367dfc29d59a54764cde1078.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
-
C:\Windows\Syswow64\f111b057C:\Windows\Syswow64\f111b0571⤵
- 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
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
f111b057
memory/8-33-0x00000000000F0000-0x0000000000179000-memory.dmp
memory/8-3-0x00000000000F0000-0x0000000000179000-memory.dmp
memory/8-37-0x00000000000F0000-0x0000000000179000-memory.dmp
memory/8-12-0x00000000000F0000-0x0000000000179000-memory.dmp
memory/8-22-0x00000000000F0000-0x0000000000179000-memory.dmp
memory/8-23-0x0000000002160000-0x00000000021A7000-memory.dmp
memory/4836-10-0x0000000000720000-0x00000000007A9000-memory.dmp
memory/4836-31-0x0000000000720000-0x00000000007A9000-memory.dmp
memory/4836-32-0x0000000003390000-0x00000000033D7000-memory.dmp
memory/4836-0-0x0000000000720000-0x00000000007A9000-memory.dmp
memory/4836-51-0x0000000000720000-0x00000000007A9000-memory.dmp
memory/4836-61-0x0000000000720000-0x00000000007A9000-memory.dmp