Analysis

  • max time kernel
    43s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 05:32

General

  • Target

    02b2386825914fb65f453da9ecb865e75c5e68cf57056eca5b282d0e41c9b6d6.exe

  • Size

    4.8MB

  • MD5

    3de581e16d4137e81afc8ddec8f8a23b

  • SHA1

    e655f9509abca16fe8d544316c5f6cc285f5754f

  • SHA256

    02b2386825914fb65f453da9ecb865e75c5e68cf57056eca5b282d0e41c9b6d6

  • SHA512

    fd698a4afd9810ddb68e05942c7b9d45e794c9bafab56403a7d2185f120f642e58778e90dc7167de0e333f45de0b737c771f93b4b75a0b0bc5322d425704586f

  • SSDEEP

    98304:DMLaWv6CGWFADvZsMXCC96hGRXZv9RNz30nyukg:Dc6CzAGjaXvEnxkg

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02b2386825914fb65f453da9ecb865e75c5e68cf57056eca5b282d0e41c9b6d6.exe
    "C:\Users\Admin\AppData\Local\Temp\02b2386825914fb65f453da9ecb865e75c5e68cf57056eca5b282d0e41c9b6d6.exe"
    1⤵
    • Loads dropped DLL
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1720
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:544
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:1752

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.dat

    Filesize

    3KB

    MD5

    aa28494fa904e9baea6109a6b8e0488a

    SHA1

    d8c5504fe8fe629532f70afa946d1ff716644e44

    SHA256

    7e17bae5e1adc192911291fe344511b16f72111b01c4acb454562679804c93f5

    SHA512

    dd4b95c404d589f3eb0e7e6268f41b51691b0a248b0d3320994ba8dff2dc71b01941da3a07d971f4cd2f9d5685be2e7a2b3107a870652a6d119c401aa0f8d6a3

  • C:\Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.tlb

    Filesize

    3KB

    MD5

    a53666f65acdecc0d572a5169e73ab5e

    SHA1

    e4c88d2ef83bc866982e04f1bf3d52fe4726b281

    SHA256

    45d684877db3e6389f4dd7b3d45ae3c23584ec9723b2604f1c903887b8b56f34

    SHA512

    3c3e213075e83e45e57bc3acc5230fc717dd414ab993311adc3abc7cdfa9dc7336469b470db7b0b2b6fe1c7ca71b9854f969707bbccab6c943f5102060d3a4e8

  • C:\Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.x64.dll

    Filesize

    872KB

    MD5

    f7e2067dcbc86670ee7b0802ec3e1411

    SHA1

    1eeffc346d2b66063fb83d43fef22643ef27a085

    SHA256

    9ded0469198438078d0fe57070761b9790d929136c96a17eadbd901576003dbd

    SHA512

    a5dc36649c8c4e13e7a821e1e8f24c3c59a7d57d21b430ad742bba4ece9c93ad738d07e10c33a1411478ce1aaa6d48d3420cf2d25904f951fd79fa0aa5a65162

  • \Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.dll

    Filesize

    742KB

    MD5

    c0c014572e3147c3bb500c93bc3f6294

    SHA1

    3295174c155a3ac5d9b35af8d6bcceb5c16ec07f

    SHA256

    b7e56d9a1febd14ef2bfd19e3d601b840df49730dd8c717797f3ee42d4c68a52

    SHA512

    26e39080828bea021bfc20fe494c23b42fb2a1f5eea647624d86af9fc8fe7eb9f65d122bdd06962728578a783dc05c7f050f69c37990c5cef84abc2ada689178

  • \Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.x64.dll

    Filesize

    872KB

    MD5

    f7e2067dcbc86670ee7b0802ec3e1411

    SHA1

    1eeffc346d2b66063fb83d43fef22643ef27a085

    SHA256

    9ded0469198438078d0fe57070761b9790d929136c96a17eadbd901576003dbd

    SHA512

    a5dc36649c8c4e13e7a821e1e8f24c3c59a7d57d21b430ad742bba4ece9c93ad738d07e10c33a1411478ce1aaa6d48d3420cf2d25904f951fd79fa0aa5a65162

  • \Program Files (x86)\SmartOnes\OKJKdRPOMq1YMl.x64.dll

    Filesize

    872KB

    MD5

    f7e2067dcbc86670ee7b0802ec3e1411

    SHA1

    1eeffc346d2b66063fb83d43fef22643ef27a085

    SHA256

    9ded0469198438078d0fe57070761b9790d929136c96a17eadbd901576003dbd

    SHA512

    a5dc36649c8c4e13e7a821e1e8f24c3c59a7d57d21b430ad742bba4ece9c93ad738d07e10c33a1411478ce1aaa6d48d3420cf2d25904f951fd79fa0aa5a65162

  • memory/544-61-0x0000000000000000-mapping.dmp

  • memory/1720-54-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB

  • memory/1720-55-0x0000000002D80000-0x0000000002E48000-memory.dmp

    Filesize

    800KB

  • memory/1752-65-0x0000000000000000-mapping.dmp

  • memory/1752-66-0x000007FEFBE61000-0x000007FEFBE63000-memory.dmp

    Filesize

    8KB