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Overview

overview

10

Static

static

5

4d2aed0126...18.exe

windows7-x64

10

4d2aed0126...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/05/2024, 21:47

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General

  • Target

    4d2aed01264f978b797c65da381634b3_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    4d2aed01264f978b797c65da381634b3

  • SHA1

    ed7dea271d23e768c88ffc45572a2430586d1461

  • SHA256

    de15e7d44877aa8c8d84d32d0442fd3ad39aa97e49a2c9654991fe7e59dcd4ca

  • SHA512

    0207a6dbba691bbd3728c25c499f5352e9f84f63fa9a85707bd1b495fc840cd0eb8d24a7a2dbf34accd63efc92dfd8893fdaafe2debe853b91454186a64a6750

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6m:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5p

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 33 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d2aed01264f978b797c65da381634b3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4d2aed01264f978b797c65da381634b3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2768
    • C:\Windows\SysWOW64\rdqllmfdkm.exe
      rdqllmfdkm.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2832
      • C:\Windows\SysWOW64\fijwkkdu.exe
        C:\Windows\system32\fijwkkdu.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:2520
    • C:\Windows\SysWOW64\eqmrrqfftuadmmo.exe
      eqmrrqfftuadmmo.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2844
    • C:\Windows\SysWOW64\fijwkkdu.exe
      fijwkkdu.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2500
    • C:\Windows\SysWOW64\vkwibgyhckjco.exe
      vkwibgyhckjco.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2580
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2400
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
    Filesize

    512KB

    MD5

    a82ce2ed607d4ac4980a79820f88b16f

    SHA1

    cc42791e2e9b2acf9657fcb5475420ceee60a313

    SHA256

    6b78191b645d921578d42816a50515313b6507ae58ff906260301f62b150d71b

    SHA512

    894662c531a2b6885e281964e8f6f89a6c5cc5d9054beff240cc54492a82bf5c8bf8655dc0e662e3b7f061f52a20214983281a5fb8020488fef8306936c6bd9a

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  • C:\Users\Admin\Downloads\ProtectJoin.doc.exe
    Filesize

    512KB

    MD5

    e8ae5777b36d42a3ef6d50ef777d726e

    SHA1

    a3a657fba33949268c9cd0bda8eb35b61d60d227

    SHA256

    9a36fd71f3b99d26909b68371d088c3bcb0665b7bd39c782748f36e11a549794

    SHA512

    424464671d1dfe9bbf992b71ea4ef0a82d4f280670accf38c90c521c553aa124a6de1e9e6cf8c221cd0cd9fb02f58c2fc7d893874bdb03de735ceabc27c39f2a

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  • C:\Windows\SysWOW64\eqmrrqfftuadmmo.exe
    Filesize

    512KB

    MD5

    9c4ee065a4967da1884bc5799bddbea1

    SHA1

    783ee4b399121770be2d2a904c1da6dda65130fc

    SHA256

    c634ad4566c1365dc71ce922b8e42aafba6da67d81b082addaf7e7557644d00f

    SHA512

    9eb9a0834819360e771e98321cc93bdbc649d2a082002c4e2d139aa4d9131ec86f35ba11fcd7383da0bda945186ac19b79e6acd977f4155215e79ba0e2098e69

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  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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  • \Windows\SysWOW64\fijwkkdu.exe
    Filesize

    512KB

    MD5

    e0debc4f2ff52f69f27c1d923663f876

    SHA1

    cc4e02153c454806c55803b59cc66c72ab7488d5

    SHA256

    5e35bb80fbb753adabd453b138797dbc35e3658cedf185e1b6d446ab76d0d62e

    SHA512

    2e15acc0f8c31229676dc936cf520614c2d59cbb65c20ec859e219579a2eb02f2166eb605a12059e50cee8ee83a146c7f05464f405f540c9740742047f45403e

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  • \Windows\SysWOW64\rdqllmfdkm.exe
    Filesize

    512KB

    MD5

    6ea1aba409fe1b3a755fd5f69420618f

    SHA1

    08b3224f6faae5fd1c893bd7e3d30ca5bcdeb411

    SHA256

    3c6bf8fe1beae761d205dac4cbe82afe96c1ebace274ebfafe5c9554e06ebff4

    SHA512

    ded750f85615d496ad1b2bbc508c90bd1270d80e9ebbc3d242e55bfd76d4dd31424e78bd96293272b51280dfe0176585249b7bddac071befe1c8310625fda52f

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  • \Windows\SysWOW64\vkwibgyhckjco.exe
    Filesize

    512KB

    MD5

    74ed3dd2c321010fe2e8e2111f6906f4

    SHA1

    e161689b706fcbf04ae0dd81b27d6c177e9fd695

    SHA256

    941c83fce542d30a5d145945b1a56817206e99666e43aec26fed74ff456c2035

    SHA512

    1d4fda5fcad89e9b2c1158a8a3b80405acbd88bde3dce05ec2993a3e8e8a09430da44a5266af813de323a50c033fb35d60cf5915b040959cacae5f7c851102fd

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  • memory/2400-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2536-84-0x0000000002690000-0x00000000026A0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2768-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download