Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 04:12

General

  • Target

    bf630450ac7d6720c7806648f779528c42a884f46c470884c112c992c39a2de5.exe

  • Size

    3.1MB

  • MD5

    334fea6e07d86851cca897bac4320aaa

  • SHA1

    060b59254cd7b72d21347e691087a7b9ff484435

  • SHA256

    bf630450ac7d6720c7806648f779528c42a884f46c470884c112c992c39a2de5

  • SHA512

    3004f7c46821da831e973d352ffdb9d3df7818988bf38be38aee6d02a39a11575efe314c8204ba2124fe5f6e23c942e78f58483e36b3de5dc889d60d40b386c8

  • SSDEEP

    49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LBn9w4Su+LNfej:+R0pI/IQlUoMPdmpSpf4JkNfej

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\bf630450ac7d6720c7806648f779528c42a884f46c470884c112c992c39a2de5.exe
    "C:\Users\Admin\AppData\Local\Temp\bf630450ac7d6720c7806648f779528c42a884f46c470884c112c992c39a2de5.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:2460
    • C:\FilesXH\devoptisys.exe
      C:\FilesXH\devoptisys.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\LabZQF\optidevloc.exe

    Filesize

    3.1MB

    MD5

    374183eecfd891e657127b29a51cb5c3

    SHA1

    3e514b8018dcd7ba7f83443f99a4e05980f534a1

    SHA256

    f7b4383ee695c8a358f22c79917a795708c573ad190e98b91a9140d14cdf421d

    SHA512

    7eafc4f56c88a2f4965b3441211fd998d7684721e9ba9dd916b93b2e7c70773eb621d282b2f399470dfe84231a44631e5331019c7dfb91d41465e7599653e5fa

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

    Filesize

    206B

    MD5

    df1f5f864fef8fc3cb0a23fb7528c26c

    SHA1

    486c4e2fd633bc4f7ccd9fbb4e8f585e245ed2d3

    SHA256

    d100f18ea2c3a687bbdad8eb4e2722b12dd186d4e18b15f63aa512c9e3a97881

    SHA512

    0c0effa5f5fe89508bfac31167a1cb209ede3cdfc673ab3857bd54be6668a45cad7b949102e7fa86c900eae1866cbd8f5969997a13e02b8cbcc6923e4a51893f

  • \FilesXH\devoptisys.exe

    Filesize

    3.1MB

    MD5

    ecf40da39f0313352309d912412c89f9

    SHA1

    171e229813d13c76244e312a7355c98f7a3cdb74

    SHA256

    765c44a18c12975fd9380ec3ed73b4cb48c4811ec26c06bc300545f8016dd3f4

    SHA512

    b9acbe668db4a3de19617b3bcc8c602e8f3cbbee3fc31aed43e40d0af0b0129592080d2e9552359565578be6f8d5d48e1f515524c14e3bfd5076d94efc0e48bd