Overview

overview

10

Static

static

5

052cd8295d...18.exe

windows7-x64

10

052cd8295d...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 12:19

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General

  • Target

    052cd8295dd18cb07514df0393987814_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    052cd8295dd18cb07514df0393987814

  • SHA1

    50cd9381619a473dcba95f242b15830983b56a83

  • SHA256

    b50841254e526bacc72fde6332d1f40651e6f78b1f9551b5cbfaef08b64fb505

  • SHA512

    7497dd910eeb92cfcbaa75f30a2434203108813be51e6a499c6e0b5bfac1addf2610b1d05ce18ffb300cad414f24af312654684bcb4b9fee6efb4d818bf427bb

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6a:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm51

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 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 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 use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 34 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\052cd8295dd18cb07514df0393987814_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\052cd8295dd18cb07514df0393987814_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:2932
    • C:\Windows\SysWOW64\oduibtrskg.exe
      oduibtrskg.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:2292
      • C:\Windows\SysWOW64\kgszcxhw.exe
        C:\Windows\system32\kgszcxhw.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:2096
    • C:\Windows\SysWOW64\hbrkdtoyxqbjwnr.exe
      hbrkdtoyxqbjwnr.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2604
    • C:\Windows\SysWOW64\kgszcxhw.exe
      kgszcxhw.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:2716
    • C:\Windows\SysWOW64\plncwgzgufirg.exe
      plncwgzgufirg.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2564
    • 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:2512
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1400

Network

MITRE ATT&CK Enterprise v15

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Downloads

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

    512KB

    MD5

    ef3e345c23de2a02dc472a7d35418f0b

    SHA1

    1436350e152c6ca945c506e8725aee6307d2afe8

    SHA256

    64588f71915c621b9a89a7a136b6a7b03009b3fad733d49c40f93675792cbbcf

    SHA512

    2d0e5b735cec59d2b6c6856ca1f2a716cce18ab3c4cb68da6a759917f73b8789ca6e82166dd5f4a571bddf050b56cf641aefc58376a2e4cb54d093790e12db5b

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  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
    Filesize

    68B

    MD5

    536b6fdba16aa619117bd4fdbe20ce97

    SHA1

    fe3e8f8dc5e0f0600f23c94bfd2f3c7f75aabf89

    SHA256

    a4d09f46a5fe39c6272c9a0dfcf76ab7ba5fc02d68a1c6256df99a802ddaeba9

    SHA512

    839bbe5b252dda955d30b2f798846cacc321ec6a196d186b8144989715ec860a32b0282067f2e7d5d2f5bea710d44d8cad2e91da33c613f8343335af538cd478

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

    512KB

    MD5

    7e82d88669c8306f4099a4953b0922ba

    SHA1

    c7a6abcb24d86b919f25da2bfe77cef7cdf87692

    SHA256

    736139de3720cf4c5c7b40aaec2189ec9f8595e020ce4c98f8554a07c730d241

    SHA512

    e484e436cd79f39a8eafe00fc3d5ca70024cd0c495bc716b420cc40d34e6753139b8fb16ddc7b869f7614180ff3d9898e89b8569193ba2e7f261245eeff6877a

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  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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  • \Windows\SysWOW64\kgszcxhw.exe
    Filesize

    512KB

    MD5

    ab505d8a2e04fc853518268314bbda5e

    SHA1

    e3b723efe3f639390453c37fb9c62bbf41bee57e

    SHA256

    07653900da194d55a416bcc94c826436840d22b42ed931cc41bfdc656db1c485

    SHA512

    661c5ef6ce47873eb623a6f12cb54fa7195d6a7025b8575621b94b44364863caf2c102509646f4e65b2aece87277b9ffba8e71cea0a0f2828bfdefc9fe995966

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  • \Windows\SysWOW64\oduibtrskg.exe
    Filesize

    512KB

    MD5

    41c6822292024aef40988af29ed78c00

    SHA1

    d3dd96441893ea7a8432dc97a504762485182d93

    SHA256

    ee9557d154c6c1d44be75f72aa081f448ea926a20600fa073716b4f749bd1046

    SHA512

    25f6daa6ca40134c4d0a37371b755e8a4ec614e712aeecf258aa62ec997fe1b9e9816d7d3087ed809abe7cd5c01bfd569668db96ccf8e04890eff859ef63d4ae

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  • \Windows\SysWOW64\plncwgzgufirg.exe
    Filesize

    512KB

    MD5

    ff322f9f43dc327bdba0153fe0461d19

    SHA1

    38367492cd741f6f575a40ee5721c32a97d6090e

    SHA256

    a527f282ec7883490c7f79f2fb6875c34a1eee65ee71b217169315dd7ce2a741

    SHA512

    652571a49ccf3c4d784696863c87502644a937ecc18ddba6637eff77679a70038fee364403df0cb8a80099e563d74a6bc1b684d15a9430946acf33081df66cf9

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  • memory/1400-83-0x00000000029C0000-0x00000000029D0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2512-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2932-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download