Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/08/2026, 00:51
General
- Target c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe
- Size 1.4MB
- Sample260804-a7f44aej3x
- SHA256 c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 26 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe"C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵
- Executes a command shell one-liner
-
-
C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exePECMD**pecmd-cmd* PUTF -dd -skipb=1018368 -len=410639 "C:\Users\Admin\AppData\Local\Temp\~2044321573038195020.tmp",,C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\~9147349640605116384~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\~2044321573038195020.tmp" -y -aos -o"C:\ProgramData\~753372799022429772"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\ProgramData\~753372799022429772\driver.exe"C:\ProgramData\~753372799022429772\driver.exe"2⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe"C:\Users\Admin\AppData\Local\Temp\c99f4c95c7dcd8fcdc1bbc892eff082c3ba3b1826858566afc095776737028ca.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
driver.exe
~2044321573038195020.tmp
sg.tmp
memory/64-6-0x0000000000400000-0x000000000055A000-memory.dmp
memory/64-9-0x0000000000400000-0x000000000055A000-memory.dmp
memory/764-24-0x0000017EC1100000-0x0000017EC11F0000-memory.dmp
memory/764-27-0x00007FF74E820000-0x00007FF74E897000-memory.dmp
memory/3384-23-0x0000000000400000-0x000000000055A000-memory.dmp
memory/4328-0-0x0000000000400000-0x000000000055A000-memory.dmp
memory/4328-25-0x0000000000400000-0x000000000055A000-memory.dmp