Resubmissions

12-01-2025 12:25

250112-pl1c6svkfj 10

11-01-2025 18:40

250111-xa6d2swkhs 10

Analysis

  • max time kernel
    900s
  • max time network
    892s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 12:25

General

  • Target

    Server.exe

  • Size

    37KB

  • MD5

    9c4756c64c1766f12170521fef786ec3

  • SHA1

    38b1263c929b1801dce4b2dd41b03375f1a3ab5e

  • SHA256

    33cbeb7e1cbd6b8a131403a0008af4295f78c9a8ee4dccc8e2b2923ebd70b0c6

  • SHA512

    dba2a630552b46f1df0552c525ee0ce351c805cf275b8921669d0c8f4ac35c998c9bddf4e88f014fe8fe34f95dd2aae14165f110166258aa7b39ed81b5a0452a

  • SSDEEP

    384:qnxqiU754NLHdayszjzc/j9s2UBmrAF+rMRTyN/0L+EcoinblneHQM3epzX9NrnZ:2ZZdJszjzch1UUrM+rMRa8Nub9t

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • 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.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    C:\Users\Admin\AppData\Local\Temp\Server.exe cmd /c %SIGILL% "SIGTERM|DELETE|SIGKILL"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2660-0-0x00000000745E1000-0x00000000745E2000-memory.dmp

    Filesize

    4KB

  • memory/2660-1-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2660-2-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2660-3-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB