Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 06:44

General

  • Target

    1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe

  • Size

    1.6MB

  • MD5

    c22f2a9293b10ace39c77f1b3be56ed6

  • SHA1

    3f303cf2b12b101fe87fa8b01cc6e5414e2c5785

  • SHA256

    1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214

  • SHA512

    96efd75ba8c6b0a01290c5c8f4c88ab45e88ed99ad83759e1838ea7621e6418185a0f8401246b0b54cd88d5185bffe0db3818797bc1421d70788637df1424486

  • SSDEEP

    49152:V4SjpxYFwps45SaRTc0Hzoss+l0vXKfSas/ouXfK7ouuPyyx:xzY+s4f7Hzjf2vUSTouXS7JYd

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 38 IoCs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe
    "C:\Users\Admin\AppData\Local\Temp\1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Users\Admin\AppData\Local\Temp\data\Bugreport-917572.dll
      C:\Users\Admin\AppData\Local\Temp\data\Bugreport-917572.dll Bugreport %E7%A7%92%E8%AF%84%E7%A7%92%20
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\data\Bugreport-917572.dll

    Filesize

    168KB

    MD5

    9b69ce4fb7eef9f5b2d910c3eb9764e9

    SHA1

    9fc853260dc4820af58df2718d17d273b1a634c6

    SHA256

    8218316dd5dfef68af141620abc2dd52e8218191bb5468cee3f2b17bf3a060f7

    SHA512

    9249c694636e01b88fe193dd060d1805bc850036d943e7cae9dc4ba088b2499426620c547d8c210c537e6ae9f30e9055edf46ddbd71d5889466b3929a61c6f83

  • C:\Users\Admin\AppData\Local\Temp\data\Bugreport.ini

    Filesize

    81B

    MD5

    44f39eda296c09e71b261b027ffd5e4c

    SHA1

    0f873aded3b4b685ec778e890e45c0d238010b49

    SHA256

    fb55c9474ec2005bb796aed01c127ef30b3644ff7ca1a553dc48f8151a39847e

    SHA512

    e2f47356e1f0a7876e03dc66928fecea8a39bcefea307adc03eda5c117598a8074e4031e3d49107f583c3b045a734282c5281b48e97e5e1aee47724bbf61ce2c

  • C:\Users\Admin\AppData\Local\Temp\iext1.fnr.bbs.125.la

    Filesize

    724KB

    MD5

    a96fbd5e66b31f3d816ad80f623e9bd9

    SHA1

    4eda42260bd3eb930cd4eafd7d15c6af367bcf18

    SHA256

    2e67ba278646fde95bb614dcbcc7da1c6bf7976c918b2c6ad3d78640000326f3

    SHA512

    43921107313775ea14b1bd33cf758c13798f4fa1c1074771c1c96b1b43b98f3416d249ed8ab3171383772d0054829c3754a91b5e94135f1df6d67a76f599c80e

  • memory/1336-20-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-58-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-52-0x0000000002C00000-0x0000000002C72000-memory.dmp

    Filesize

    456KB

  • memory/1336-50-0x0000000002C00000-0x0000000002C72000-memory.dmp

    Filesize

    456KB

  • memory/1336-49-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-48-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-18-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-42-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-41-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-36-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-34-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-32-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-30-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-28-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-26-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-24-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-22-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-14-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-44-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-124-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-0-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-12-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-10-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-7-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-38-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-8-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-55-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-57-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-51-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-60-0x0000000002C00000-0x0000000002C72000-memory.dmp

    Filesize

    456KB

  • memory/1336-46-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-69-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-116-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-6-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-16-0x0000000010000000-0x000000001003F000-memory.dmp

    Filesize

    252KB

  • memory/1336-93-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-102-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/1336-107-0x0000000000400000-0x0000000000851000-memory.dmp

    Filesize

    4.3MB

  • memory/2104-70-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/2104-87-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB