Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 01:30

General

  • Target

    be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3.exe

  • Size

    201KB

  • MD5

    a168d232d532b83f51ef0c7f792d6b66

  • SHA1

    a874c62357d8340e9aef895f2aad41f80a7a38bb

  • SHA256

    be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3

  • SHA512

    a9e9c37003db17d30dd976d68ff47439fb95993329c4e1cd4d7bf39b4a557441bba482d367c3047aa7ed2b332c630c123f34bf68402ef3c813852b1b3e1a297e

  • SSDEEP

    3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3.exe
    "C:\Users\Admin\AppData\Local\Temp\be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\lgodrp.exe "C:\Users\Admin\AppData\Local\Temp\be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3496
      • C:\Users\Admin\AppData\Local\Temp\lgodrp.exe
        C:\Users\Admin\AppData\Local\Temp\\lgodrp.exe "C:\Users\Admin\AppData\Local\Temp\be7fd299b3b066b3fec874e8a40dcb696b5794d56f259d63c03fd9a4650e5fe3.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4864
        • \??\c:\Program Files\aoxxijl\oihsha.exe
          "c:\Program Files\aoxxijl\oihsha.exe" "c:\Program Files\aoxxijl\oihsha.dll",Compliance C:\Users\Admin\AppData\Local\Temp\lgodrp.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\aoxxijl\oihsha.dll

    Filesize

    141KB

    MD5

    5c711d605ced1367ede928c6f1623943

    SHA1

    93d3c0d3e049c42bc678a72e9281917266d26f7b

    SHA256

    5237aa40e43a9ac1e41c870385730cd61157b1e909ebaee578f8db2238bd6b91

    SHA512

    06e79ab65796b46f1d076fdfc994170608adce5ae02e55efa33e8a17362d833822a2b0516318a03b0e10dcb835a5a35ff10f3953a5ad8fd6db5ff75406ab096e

  • C:\Program Files\aoxxijl\oihsha.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • C:\Users\Admin\AppData\Local\Temp\lgodrp.exe

    Filesize

    202KB

    MD5

    d557392825b7e144d8a44bfb593b75ef

    SHA1

    0356e7e2876c5f080372474a2b50e806b3efc867

    SHA256

    88c1493c1ba7f640a6e3857ecab296d0d5575225b0d7bd2f1b96583c0e2d9774

    SHA512

    34cd98ffa5ee535ed25c0dccd115b5ea480bbce8b75172f630e7339c3f95724b20503a8e52c8a22aed04aa01a9d23561d6af6fb95c50a0112849dc1ac99f1b3b

  • memory/3312-1-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3312-2-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3312-5-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3312-0-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/3416-20-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/3416-21-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/3416-24-0x0000000010000000-0x000000001004E000-memory.dmp

    Filesize

    312KB

  • memory/4864-16-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/4864-9-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB

  • memory/4864-10-0x0000000000400000-0x000000000044901D-memory.dmp

    Filesize

    292KB