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Overview

overview

8

Static

static

7

ddad42a7cb...32.exe

windows7-x64

8

ddad42a7cb...32.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/10/2023, 19:48

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General

  • Target

    ddad42a7cbcea5d268535faabbe553f0_exe32.exe

  • Size

    133KB

  • MD5

    ddad42a7cbcea5d268535faabbe553f0

  • SHA1

    7ad4d273c79a1c2b38a3a80c5afcea19ad473370

  • SHA256

    16444ea41574709faec8ae79b879caa71287ad3acd9ff757d6c9cf478ddad569

  • SHA512

    7343b50f3dd4bc04b488c3daf9b5758864311189787569ec2816e66dc8c67bd1a2f4078dd2b6e3c20b12e040159dfbd982266ceb55bab0c0663fb09b65ae9927

  • SSDEEP

    3072:eU+eB1zQavj53G2pPH+knVojoA8HBoAsTWp:e3evzQav122xjVAZ8mPT

Score
8/10
aspackv2bootkitpersistencespywarestealerupx

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • ASPack v2.12-2.42 2 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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.

    bootkitpersistence
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ddad42a7cbcea5d268535faabbe553f0_exe32.exe
    "C:\Users\Admin\AppData\Local\Temp\ddad42a7cbcea5d268535faabbe553f0_exe32.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\kjhricc.exe "C:\Users\Admin\AppData\Local\Temp\ddad42a7cbcea5d268535faabbe553f0_exe32.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4536
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:4676
      • C:\Users\Admin\AppData\Local\Temp\kjhricc.exe
        C:\Users\Admin\AppData\Local\Temp\\kjhricc.exe "C:\Users\Admin\AppData\Local\Temp\ddad42a7cbcea5d268535faabbe553f0_exe32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4264
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\lexdd\wllgzspun.lgw",SHA1 C:\Users\Admin\AppData\Local\Temp\kjhricc.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\kjhricc.exe
    Filesize

    133KB

    MD5

    72f8398c32737adf6dbd53364984b515

    SHA1

    303bf6e4a052ba640dee8260ce6d9bfcd415994c

    SHA256

    c815e5bb154a315ed0d854479c8f933e7afef7a78312880e1c5387a1723420db

    SHA512

    810c486903ab7eaba48ba17a5591839379850faec4c0c8ab3460a9572841956fe345cda20f70a96c85362bfdf06c5081a25dfad7f7ad4791c93c6090d2b4dcf9

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\kjhricc.exe
    Filesize

    133KB

    MD5

    72f8398c32737adf6dbd53364984b515

    SHA1

    303bf6e4a052ba640dee8260ce6d9bfcd415994c

    SHA256

    c815e5bb154a315ed0d854479c8f933e7afef7a78312880e1c5387a1723420db

    SHA512

    810c486903ab7eaba48ba17a5591839379850faec4c0c8ab3460a9572841956fe345cda20f70a96c85362bfdf06c5081a25dfad7f7ad4791c93c6090d2b4dcf9

    Download Submit

  • C:\lexdd\wllgzspun.lgw
    Filesize

    83KB

    MD5

    4993bd7ca91574843d5a608c532151a4

    SHA1

    72ff0d8e4ccee88738b3ab8bdb52b9474e0ef55e

    SHA256

    489855558b5a997477f7c95a05e7adcbf6001e06bd80e29b01fdabdb006cdbbb

    SHA512

    13418193723dace324d5b91a8162a09521640bc6e401c841bb0644de8ec9a762912f2afd588be8845a30b2f59ac10ab2eaa0b356068d1503792a30a826ed075c

    Download Submit

  • \??\c:\lexdd\wllgzspun.lgw
    Filesize

    83KB

    MD5

    4993bd7ca91574843d5a608c532151a4

    SHA1

    72ff0d8e4ccee88738b3ab8bdb52b9474e0ef55e

    SHA256

    489855558b5a997477f7c95a05e7adcbf6001e06bd80e29b01fdabdb006cdbbb

    SHA512

    13418193723dace324d5b91a8162a09521640bc6e401c841bb0644de8ec9a762912f2afd588be8845a30b2f59ac10ab2eaa0b356068d1503792a30a826ed075c

    Download Submit

  • memory/2464-2-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

    Download

  • memory/2464-0-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

    Download

  • memory/2728-16-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-10-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-12-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-11-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-13-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-14-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-17-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-18-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2728-23-0x0000000010000000-0x0000000010027000-memory.dmp

    Filesize

    156KB

    Download

  • memory/4264-7-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

    Download