Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    16/08/2024, 22:37

General

  • Target

    5000c2af391a7bf2c4fd04c9a31996ffc693e3d8190cde52e99ebb825a9ccb95.exe

  • Size

    2.7MB

  • MD5

    9e9a0ccc98580bf6f22a82672f25fac3

  • SHA1

    d0535c707f51cf600db830949cae4d16d0fc7a32

  • SHA256

    5000c2af391a7bf2c4fd04c9a31996ffc693e3d8190cde52e99ebb825a9ccb95

  • SHA512

    dcd2d6d5ebb65c3b0ec4f09786db7fda877522273a62e21299ca3319a89d9fb557769da36da72dc446eeb1c89a5aa1061be39527717c6faeecc41f6a30203c3e

  • SSDEEP

    49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LBF9w4S+:+R0pI/IQlUoMPdmpSpt4X

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5000c2af391a7bf2c4fd04c9a31996ffc693e3d8190cde52e99ebb825a9ccb95.exe
    "C:\Users\Admin\AppData\Local\Temp\5000c2af391a7bf2c4fd04c9a31996ffc693e3d8190cde52e99ebb825a9ccb95.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\UserDot87\aoptiec.exe
      C:\UserDot87\aoptiec.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MintYS\optialoc.exe

    Filesize

    2.7MB

    MD5

    b2c9b8845b987a5ba204aa7f4b4346f9

    SHA1

    96abf700ff884cf66e6786c0693616d6c93e5e9e

    SHA256

    fd2aec0170cd271fc479366e29d1cda23a9c63206d5d6482d922b2850969220b

    SHA512

    306a1122b8108645e7dd108cc412d89bc5d0de659f168077ba1c63a2bc46556abb8750c570532083d99630095746ebaea2d0f574d3ed3fcecc84319ac5549f5b

  • C:\Users\Admin\253086396416_6.1_Admin.ini

    Filesize

    202B

    MD5

    f2a552db3f8c6efff36d8b54e8248aa3

    SHA1

    09a9edb4c45b8f1f76afcbeb187462e5d530c724

    SHA256

    6e066ba0cb1eb8a12d3f34a2f5bde7473ffbe845698b440b0d24fc12fb10d38d

    SHA512

    a5b79d822efc9222663854ea175c201267120fb332273f4488bf5ab5d907a8b7466db89447f34d07602f3c7516539f5b2ad2442b22b3be4c653a6677a30b9d11

  • \UserDot87\aoptiec.exe

    Filesize

    2.7MB

    MD5

    257eac21d39205ce5195a65a3e8a8444

    SHA1

    14ee986b83d94b6a6682d018fcf81804313c7cf7

    SHA256

    d2aa1b4bed6c246b545c6946afb23bf20e329ea0301d529a19ac1cdc9c9fc4e5

    SHA512

    f293e9eb43163c1ee109588fa3aaf1c116a787f6d6525f33fdb281720883e6e8e9d4aa7a8e07dd202efaeac7e3fb8dff623a1be3bb8e819f197f92c3b36ab591