Overview

overview

10

Static

static

10

f2198deecd...e4.exe

windows7-x64

9

f2198deecd...e4.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 11:24

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General

  • Target

    f2198deecddd5ae56620b594b6b20bf8a20f9c983d4c60144bc6007a53087ce4.exe

  • Size

    194KB

  • MD5

    407ea767aa26ae13f9ff20d0999c8dda

  • SHA1

    07e615132ef78e827047ffc4cc6c9d44f5a976fd

  • SHA256

    f2198deecddd5ae56620b594b6b20bf8a20f9c983d4c60144bc6007a53087ce4

  • SHA512

    6c14d07b497af375f2f4db4da321ed7e5fb60a6f26281bcdbfc513eb1033d98442ff83ee58849a721bd7e14a0b7094b98397923c35bd4b6ae91c179784de6b02

  • SSDEEP

    3072:L6glyuxE4GsUPnliByocWepVeKna4iJ0Cv+LmaGqsqRxB:L6gDBGpvEByocWePk4iJ0C2LYcx

Score
9/10
ransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (334) files with added filename extension

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

    ransomware
  • Deletes itself 1 IoCs
  • 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
  • Drops desktop.ini file(s) 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f2198deecddd5ae56620b594b6b20bf8a20f9c983d4c60144bc6007a53087ce4.exe
    "C:\Users\Admin\AppData\Local\Temp\f2198deecddd5ae56620b594b6b20bf8a20f9c983d4c60144bc6007a53087ce4.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\ProgramData\2E80.tmp
      "C:\ProgramData\2E80.tmp"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\2E80.tmp >> NUL
        3⤵
          PID:1496
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x14c
      1⤵
        PID:1300

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Modify Registry

      1
      T1112

      Credential Access

      Unsecured Credentials

      1
      T1552

      Credentials In Files

      1
      T1552.001

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Exfiltration

      Command and Control

      Impact

      Defacement

      1
      T1491

      Resource Development

      Reconnaissance

      Replay Monitor

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      Downloads

      • C:\$Recycle.Bin\S-1-5-21-2297530677-1229052932-2803917579-1000\desktop.ini
        Filesize

        129B

        MD5

        ae11e5171f48790d280175fead18be63

        SHA1

        2578b4000aa16f6c5ff9305d9404ef9eea13a771

        SHA256

        9175ab06e81a47ceeda0a0005886bf3c4c4699f48a92837d71074b51bdb56d0a

        SHA512

        98ebdb2ff00429e6f1cc95eb80c0729e0eec535daefca375cd3efb5b9edde3cba06643bee6342743964313ae2b7bbf0b4fc26ea360d01c61518caf40473bc426

        Download Submit
      • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
        Filesize

        194KB

        MD5

        6cd58f923accaa4046d023ca0380a899

        SHA1

        6eb54acbaa9b4f436406ce56cffc1be7629bfd31

        SHA256

        516c6a2cfeca785b6dc95cf7790608b93235b9b5246c7ae9ae9f0d07beb6062e

        SHA512

        d45fd326b9b936d3bfbc092f66783fbdfd61de825e0fc03976dca33ace7cd174f8da89c6d1d25f51a49e2df5a339b31f0dac5c37efaa23e9382fa55cd2d216f6

        Download Submit
      • C:\jC7CNxlVt.README.txt
        Filesize

        434B

        MD5

        ad29bd8c66e114ff57c943d16c78f72a

        SHA1

        5ab070ee89a36f38facae4dfc8ec5ce3e59af46e

        SHA256

        6fe668fe8bf69158d1fd08e90f3cff60c1df410bf752635bf152853b6112549c

        SHA512

        a53121e2379aa9c3bc52d073498a54f26383834f6d6636b4b3831010565c80bf0da07511907eab7bd92f9796e559958b1c0ebea4c4b0f0d869e95b7deb5da7f1

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      • F:\$RECYCLE.BIN\S-1-5-21-2297530677-1229052932-2803917579-1000\AAAAAAAAAAA
        Filesize

        129B

        MD5

        398158ab99067e4b3d9b19d0c4dd76f0

        SHA1

        1c065685b07f7658af60513880113384418c2798

        SHA256

        6dce8e10df7836a68839ff81dd8a7d38f558da1123980e172f567d08fe4be717

        SHA512

        5ca647cf776b1ee77520ed99983140a819eee99de77849cfc94d6a7ba3c798e24ce1bfbdafae7f7823c925d50ed92964a83db87a9443aa1c15fe00ec1c859673

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      • \ProgramData\2E80.tmp
        Filesize

        14KB

        MD5

        294e9f64cb1642dd89229fff0592856b

        SHA1

        97b148c27f3da29ba7b18d6aee8a0db9102f47c9

        SHA256

        917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

        SHA512

        b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

        Download Submit
      • memory/1936-860-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1936-862-0x0000000002240000-0x0000000002280000-memory.dmp
        Filesize

        256KB

        Download
      • memory/1936-869-0x000000007EF80000-0x000000007EF81000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1936-870-0x000000007EF20000-0x000000007EF21000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1936-892-0x000000007EF40000-0x000000007EF41000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1936-893-0x000000007EF40000-0x000000007EF41000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2292-0-0x0000000000130000-0x0000000000170000-memory.dmp
        Filesize

        256KB

        Download