Overview

overview

10

Static

static

5

fbb4aac8ca...18.exe

windows7-x64

10

fbb4aac8ca...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20-04-2024 02:16

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    fbb4aac8ca9cb008dcaa29ea04cfaac0_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    fbb4aac8ca9cb008dcaa29ea04cfaac0

  • SHA1

    227f11bfa01e05bdc242e0195845604e75d17da9

  • SHA256

    8a1e58fab0d97559ba2242c6a9834de9659e996bd12344258c1c655d01069723

  • SHA512

    f519c170d011da50f63933fdb2fee45614292c9c33ae7bed6700aaa37cb476f31656ffebc91a6c18022a788b55e5d48fd947d2aec606b4ce242efa66399977ea

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6O:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5v

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
  • 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 5 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 FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fbb4aac8ca9cb008dcaa29ea04cfaac0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fbb4aac8ca9cb008dcaa29ea04cfaac0_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:2944
    • C:\Windows\SysWOW64\miyftmsaqg.exe
      miyftmsaqg.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:2968
      • C:\Windows\SysWOW64\xcfoizjv.exe
        C:\Windows\system32\xcfoizjv.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2608
    • C:\Windows\SysWOW64\xuvszvvolqlntpw.exe
      xuvszvvolqlntpw.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2588
    • C:\Windows\SysWOW64\xcfoizjv.exe
      xcfoizjv.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:2640
    • C:\Windows\SysWOW64\fqicinswrxtmz.exe
      fqicinswrxtmz.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2840
    • 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
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1704

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Privilege Escalation

    Boot or Logon Autostart Execution

    2
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Winlogon Helper DLL

    1
    T1547.004

    Defense Evasion

    Hide Artifacts

    2
    T1564

    Hidden Files and Directories

    2
    T1564.001

    Modify Registry

    7
    T1112

    Impair Defenses

    2
    T1562

    Disable or Modify Tools

    2
    T1562.001

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      512KB

      MD5

      5dd5053d40344b34c831ee57ac5db281

      SHA1

      3ac2d11ee65001c8369803a72f59249c8514621d

      SHA256

      03afa9e31dfea440978193442c206be58b453e638b49f605f7c512c92bad0ef9

      SHA512

      d557effc01dc8907ffabf85562b9807f9fc886249d6cd9b77e426dc0e55822e48bf713066d0f4744f82677ccbfa4d8a69471554ea367ab22debe7eb7919ba0f2

      Download Submit
    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      acaa55336ae091453a804ea722dc413e

      SHA1

      0b1487311d3122186db001c38761f0bad556a3bb

      SHA256

      53c34fd11bb1c350fc0eceaacac92bdfe19d601fa7a6af1a33ac2c49315701f4

      SHA512

      d1a66a009a1934741dfbcb4ec15770efc5e222c87308b49cb6af43c89911ed39b31671aea9dc7bdd3041f0840bd6ced00cffda810ca1cdc0d0475da4451b9d17

      Download Submit
    • C:\Windows\SysWOW64\xuvszvvolqlntpw.exe
      Filesize

      512KB

      MD5

      5c92068005c9144a217776170b59e14f

      SHA1

      b709f8c494a6dd4be605758145219ac0cda21fca

      SHA256

      7306beaeeb03c5918b524c7e8eca014821160f5f73e77eb8d8238776149b7fb0

      SHA512

      4e874fee74cb56d66e87b81ec40b3d3a6017d6bb411043afa64ae228a5b97fb6e08fb4fd30c6bf94c21a2813eae69ff1f66ca8f3f27cc9db9b69b30c93982106

      Download Submit
    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit
    • \Windows\SysWOW64\fqicinswrxtmz.exe
      Filesize

      512KB

      MD5

      0c983a4d231bb11c2a052298a35461c4

      SHA1

      db3f6ea21946c85290ad556f753b891fb1ceae3a

      SHA256

      29d62ec77574341502d10ff2e8d43c2f93082aee7702c6d08069953d576cb277

      SHA512

      2f2da9002f14e975cbf52542103c2c4bd263a99d9a73b521f11a13c4f5638c66c7779fb6224c2a6d1101539befd170b853d5b151a8feb0502992fdb7f5bb8772

      Download Submit
    • \Windows\SysWOW64\miyftmsaqg.exe
      Filesize

      512KB

      MD5

      2f184cbbffd226b4ef302b0ec7562ee8

      SHA1

      649ceadf7adde8fc8e7df992bada649d6185e31d

      SHA256

      06f3d009f2ad438f214eea7187760f6d99ace4606df5689f0461e629a55bbbe5

      SHA512

      d9e81afc83f886aad81d806094145c538885a0169fa7d0e3b068d501e90fa4e4a1305680ec96e8c2f7f12d73f5e1c467e30ddf3c121b03fe6e90d132e94573cf

      Download Submit
    • \Windows\SysWOW64\xcfoizjv.exe
      Filesize

      512KB

      MD5

      77cdbd383e5f179f7a610d9bfbd348e0

      SHA1

      0d79a45f8090c1f46f2d850a3e9dd0d7946473f7

      SHA256

      eabf86c8ec9c2920804b511d7738eabb439f52e01325ede59bacc3ccd01cc45e

      SHA512

      f62c5f54abcba8219b24951e41a19480bd46372f8517dbc6f16af335ba2e8a99348fb253e6f63065a2c5d5c1a9e7e91b4ec4bca9e5d640dc9b1ff3a55ab78872

      Download Submit
    • memory/2496-47-0x0000000070E7D000-0x0000000070E88000-memory.dmp
      Filesize

      44KB

      Download
    • memory/2496-46-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

      Download
    • memory/2496-45-0x000000002FA01000-0x000000002FA02000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2496-80-0x0000000070E7D000-0x0000000070E88000-memory.dmp
      Filesize

      44KB

      Download
    • memory/2496-101-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

      Download
    • memory/2944-0-0x0000000000400000-0x0000000000496000-memory.dmp
      Filesize

      600KB

      Download