Resubmissions

26-04-2024 07:51

240426-jp4xwacb3v 10

26-04-2024 07:51

240426-jp4l4scb3t 10

26-04-2024 07:51

240426-jp31kscb53 8

26-04-2024 07:51

240426-jpwaqscb47 10

26-04-2024 07:51

240426-jpvn7scb2x 7

25-04-2024 12:59

240425-p8jzpsba43 10

Analysis

  • max time kernel
    1792s
  • max time network
    1801s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-04-2024 07:51

General

  • Target

    9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40.exe

  • Size

    1.9MB

  • MD5

    1457ef90efde49a7ee83080ce051d6f7

  • SHA1

    8ca6d983fe2997fa7009458383b84e0d1edeb279

  • SHA256

    9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40

  • SHA512

    582628e02510812e0ed06cc05a1bfb98e96f019935efb71d23dd94745a0c5db12771bf0c81579dd7ad4f44b90e7192b95d5d2ed4a6649adc00b486c28df643d0

  • SSDEEP

    49152:Vbe6aahW7iaBUHvG+vxz90ChL0WF+UIGDDS/NL:vaaA7iYb+dtQWFZvSR

Malware Config

Signatures

  • Contacts a large (798) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • UPX packed file 51 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40.exe
    "C:\Users\Admin\AppData\Local\Temp\9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Users\Admin\AppData\Local\Temp\9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40.exe
      "C:\Users\Admin\AppData\Local\Temp\9bb0954a71edfd122a5e2b14850702a453fdbf5a632265337c0aee558bdd3e40.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:3340
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3340 -s 34840
        3⤵
        • Program crash
        PID:5736

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Network Service Discovery

2
T1046

System Information Discovery

1
T1082

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp
    Filesize

    2.5MB

    MD5

    940b2445aec8067b3e55fd525cfc68f8

    SHA1

    dcd03811fbe29b63511458737570d61f0086dcba

    SHA256

    fa705ef3d922d181c9d84af2658788e69ea86c0d12f04602d12b29f10aa220b5

    SHA512

    c27cb8652324dfd4aef8522d5768bc2d54d84554e0f0f6dbe16b053224f8dedba772cc77c79cc8ff749fe2985639d691f8205953f4f080ce91a3cff9083b9aa2

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
    Filesize

    5.3MB

    MD5

    f43e8ffdf44c4b5494c317f379b00241

    SHA1

    2b76e6917a1f9fe8ef6191471222c92eb90de51d

    SHA256

    3c901ce457770b841d3cbba1ae5352cf431bdeb317372cb1f6f0773ded789cec

    SHA512

    8d0148e41f955f5667d339ba299e83925aea07cbd62b542307b4c2d27d1a11ee5db18b7a1c0316c11ee8e779dada7e76ef52b8eca5284f3c87a4c757d166972d

  • memory/2272-3-0x0000000002600000-0x00000000027B9000-memory.dmp
    Filesize

    1.7MB

  • memory/2272-4-0x00000000027C0000-0x0000000002977000-memory.dmp
    Filesize

    1.7MB

  • memory/3340-1-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-2-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-5-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-6-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-7-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-8-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-13-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-14-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-15-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-16-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-25-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-26-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-32-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-36-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-37-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-38-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-39-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-40-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-41-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-42-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-44-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-58-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-62-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-63-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-64-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-65-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-68-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-67-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-70-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-73-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-75-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-78-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-76-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-79-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-83-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-87-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-89-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-82-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-91-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-93-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-95-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-90-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-96-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-97-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-101-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-100-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-104-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-102-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-99-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-94-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/3340-85-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB