Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07/10/2023, 10:25

General

  • Target

    233a8e8a815620607fec790f387374b6809c1f7077597d7e875ac6e51ec975b0.exe

  • Size

    12.6MB

  • MD5

    cdd7fbcb91b9d9d4ef3840c5c25eca58

  • SHA1

    4159a1a47b065c3d230f024ca16fb3aae6db1cc6

  • SHA256

    233a8e8a815620607fec790f387374b6809c1f7077597d7e875ac6e51ec975b0

  • SHA512

    11b8e7b09d3300ac957ba87622f1a3a4d9821aef653d6a62b6b2a2122233383de77c34061e97bdbff598a55707cad273f1b9b2e92690a4546ac79e6dbb32e771

  • SSDEEP

    196608:kDlJPKkJVHSsJVLvK7d6+fkwMmgpsjIJV8SOv+NQ5V4QL2+stc8XO0flo:KJPFismvfYmgpssovsQbl25tPOO2

Malware Config

Signatures

  • UPX packed file 24 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: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\233a8e8a815620607fec790f387374b6809c1f7077597d7e875ac6e51ec975b0.exe
    "C:\Users\Admin\AppData\Local\Temp\233a8e8a815620607fec790f387374b6809c1f7077597d7e875ac6e51ec975b0.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    PID:2232

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab8F47.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar9005.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/2232-26-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-16-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-5-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-9-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-11-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-14-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-29-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-19-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-21-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-24-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-7-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-0-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-42-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-31-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-36-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-38-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-33-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-45-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-40-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-49-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-47-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-50-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-3-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB

  • memory/2232-2-0x0000000010000000-0x000000001003E000-memory.dmp

    Filesize

    248KB