Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    21/04/2026, 00:57

General

  • Target
    e788b91f64dc0004fb7316240af5996f0f26b5dd41f1dec3806de5ec0c1fa197.exe
  • Size 395KB
  • Sample260421-bbef3agx6q
  • SHA256 e788b91f64dc0004fb7316240af5996f0f26b5dd41f1dec3806de5ec0c1fa197
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 15 IoCs
  • 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e788b91f64dc0004fb7316240af5996f0f26b5dd41f1dec3806de5ec0c1fa197.exe
    "C:\Users\Admin\AppData\Local\Temp\e788b91f64dc0004fb7316240af5996f0f26b5dd41f1dec3806de5ec0c1fa197.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:1432
  • C:\Windows\Syswow64\edfc90a0
    C:\Windows\Syswow64\edfc90a0
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2412

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        edfc90a0

        • Path C:\Windows\SysWOW64\edfc90a0
        • Size 395KB
        • SHA256 17e1f44844804352b0297fca6ac22d4f756e4e1a7494be420ec1f8f7dfd1e5da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1432-0-0x0000000000200000-0x0000000000263000-memory.dmp

        memory/1432-17-0x00000000029B0000-0x0000000002A71000-memory.dmp

        memory/2412-4-0x0000000000810000-0x0000000000873000-memory.dmp

        memory/2412-10-0x0000000001630000-0x00000000016F1000-memory.dmp