Analysis

  • max time kernel
    35s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 21:29

General

  • Target

    bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe

  • Size

    532KB

  • MD5

    bd39873342101a7a71d3bc36008e4228

  • SHA1

    15210c5dee34c7882b55dd4008010ac6537c38ed

  • SHA256

    d88cdc40554fe46dedf7fd02363583d1f828964b4dd1ee3a0b252a9269c5b7c4

  • SHA512

    f9cacaed03c153e46f2a6cfe439f3a47679e273bb6c39c83d8a149cd724714b940801b7edc8a1bd1c13901ac48a96c216a84cf6ec3ec3a39edd56ac06f321f56

  • SSDEEP

    12288:Ru5GuXQ70UMept9utyZV51SVrLWr6LSrzpt9utyZV51M:RBrbEcH1sWr7rzEcH1M

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Users\Admin\AppData\Local\Temp\bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    405cc5cbfa8d4ba224df6fc620045b21

    SHA1

    14c3d488d3419d0b0120af61bd0df494c895686b

    SHA256

    a5fa0e5159feb34e57f798fd603d722b4e24d85cc5e6e3595cc604e6586c9069

    SHA512

    f5e58cbca399aac9f5adc4a13aa058e0f93d1188631afe4d9e0f32130185bb9837526a0efb71061d82d05b84ee2575dca360d2b30f28a718ee87a83aceefe96b

  • C:\Users\Admin\AppData\Local\Temp\CabB5E9.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB5FC.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\bd39873342101a7a71d3bc36008e4228_JaffaCakes118.exe

    Filesize

    532KB

    MD5

    14ecb2ed1c6fc35223435490b5f60ad3

    SHA1

    4aac59252c46b9154fe1c224fbd0fd22a3fdf0de

    SHA256

    f63ddb31cab34b362820738a1bcb4b617f85641be2f6b290e86389832e861cbf

    SHA512

    d6495bca475009706302a00d9d29df2330365535e6a4d04a86261d062ee3a5ad68cfa1b0a92dfd281091b44ef2519924a43b5c730192e2f0712e0539dc276dbd

  • memory/1292-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1292-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/1292-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1292-13-0x0000000002EE0000-0x0000000002F66000-memory.dmp

    Filesize

    536KB

  • memory/1292-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1596-17-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1596-18-0x00000000002D0000-0x00000000002F1000-memory.dmp

    Filesize

    132KB

  • memory/1596-105-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB