Overview

overview

7

Static

static

3

1c742b5854...73.exe

windows7-x64

7

1c742b5854...73.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 21:05

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General

  • Target

    1c742b58546b9f6fb858d46e480e7073.exe

  • Size

    366KB

  • MD5

    1c742b58546b9f6fb858d46e480e7073

  • SHA1

    400b0d2e3a1f6385a6c071b28d0c2c5a3ee90576

  • SHA256

    d9a9ed77f9b7b391bdeddcb96a0e65c3acb089edb6bddfe9e79ea104914053a3

  • SHA512

    6b9cfe5dafe41439b6d22b7ceefca033af04b6589785b11cfff29d8ce4945f47e6894628665fd5f2b1495eea004e9a17f1fac3b99268e27a5bf922274b7a7c86

  • SSDEEP

    6144:T8f5iMeaeRKisc9HMKnK9NG1KKPyqXon9qdpPudbgz++en/HCIUYWICWBP:+iMsnF9Hy9KPyqXk9qdgdbgz++e/HOdq

Score
7/10
persistenceupx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe
    "C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:828
    • C:\ProgramData\nB28269LoFeP28269\nB28269LoFeP28269.exe
      "C:\ProgramData\nB28269LoFeP28269\nB28269LoFeP28269.exe" "C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\nB28269LoFeP28269\nB28269LoFeP28269
    Filesize

    192B

    MD5

    0c237a7694d86726bd822dd5780a0e33

    SHA1

    91cb06eb7e70d9b8dc4b829cf39893d3e0b4e269

    SHA256

    84dca7f702f9a37d2cff9d7e7fc50be2dfd493fc9d490a28302f4774b9559170

    SHA512

    c5e5aea674bb2f43b284c472abe333853ed9ff7cb700537878cab00d6c1f4ebed45c8928d1b59b9b684f1f4cbf91960d38cf4b3873a49fcd3f78e50ea22d4c33

    Download Submit

  • \ProgramData\nB28269LoFeP28269\nB28269LoFeP28269.exe
    Filesize

    366KB

    MD5

    aa0130c82e38c6bb863312207571e25b

    SHA1

    33d57c969511112b7d631ff84329670e9b4d5dc4

    SHA256

    d0c4055c2064e6b26922697ba9b286135e171cb99c6186a227f023f17ac5fcea

    SHA512

    72c22464951376f7775278ddbd0183641566eb4a68648086ab047319659cdd3b420c89ad193e35cd56a00148858d3d535c5304a82c0a23afc6de204b040d2086

    Download Submit

  • memory/828-0-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

    Download

  • memory/828-6-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/828-16-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/2692-23-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/2692-27-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/2692-36-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download