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Overview

overview

10

Static

static

3

10d2acf262...52.exe

windows7-x64

10

10d2acf262...52.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/03/2024, 04:12

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General

  • Target

    10d2acf2624e52b9dd5f5a78b14bcdf7728bb9ef76f90008f622a5381d555952.exe

  • Size

    798KB

  • MD5

    202dd42eee0197f8951ca6b115432b30

  • SHA1

    5d1a4fb62b88e28a46f1988cf0f7b035b28d424d

  • SHA256

    10d2acf2624e52b9dd5f5a78b14bcdf7728bb9ef76f90008f622a5381d555952

  • SHA512

    3a844c0493df3521fce56d454aab73221bda5a3a65f98b14d36975537b9df2fe5209e1c884736b5b3da5ae2b4a76225b4ffa751674d3802dfcef75cc5573d15b

  • SSDEEP

    12288:uafx644Z97eXJM/0bsXGwCqjwEDBlf9plvnSAq:zA44bSPs2wwEDBnplaAq

Score
10/10
avaddonevasionransomwaretrojan

Malware Config

Signatures

  • Avaddon

    Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.

    ransomwareavaddon
  • Avaddon payload 5 IoCs
  • UAC bypass 3 TTPs 2 IoCs
    evasiontrojan
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Renames multiple (196) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 3 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies system certificate store 2 TTPs 3 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • System policy modification 1 TTPs 3 IoCs
    evasion
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\10d2acf2624e52b9dd5f5a78b14bcdf7728bb9ef76f90008f622a5381d555952.exe
    "C:\Users\Admin\AppData\Local\Temp\10d2acf2624e52b9dd5f5a78b14bcdf7728bb9ef76f90008f622a5381d555952.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3068
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2444
    • C:\Windows\SysWOW64\vssadmin.exe
      vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:668
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2768
    • C:\Windows\SysWOW64\vssadmin.exe
      vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:2852
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic.exe SHADOWCOPY /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:544
    • C:\Windows\SysWOW64\vssadmin.exe
      vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:840
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\Tar686B.tmp
    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

    Download Submit

  • memory/3068-1-0x0000000001F70000-0x0000000002070000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3068-2-0x0000000000270000-0x000000000037E000-memory.dmp

    Filesize

    1.1MB

    Download

  • memory/3068-3-0x0000000000400000-0x0000000001B30000-memory.dmp

    Filesize

    23.2MB

    Download

  • memory/3068-209-0x0000000000400000-0x0000000001B30000-memory.dmp

    Filesize

    23.2MB

    Download

  • memory/3068-452-0x0000000000400000-0x0000000001B30000-memory.dmp

    Filesize

    23.2MB

    Download

  • memory/3068-453-0x0000000001F70000-0x0000000002070000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3068-454-0x0000000000270000-0x000000000037E000-memory.dmp

    Filesize

    1.1MB

    Download