Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2024, 12:12

General

  • Target

    34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe

  • Size

    989KB

  • MD5

    34b88b474010f6f1372a5b7aecb15afe

  • SHA1

    4c1aff890b37741a282e97e44b0368d6ee4dff0a

  • SHA256

    b36db367457b9f45237ec00707f395bb835e136515eb298fb1a32dff4c9abae2

  • SHA512

    edb8ba43ef17296ca84af19fde5805b4267d63acb86a8610ea66f2d9d31e06ac97f1dc980a4c6f099edf0d2030796a28ff59d07945b2696a57af6ef90f9a9ec7

  • SSDEEP

    24576:ePhL7ItGYpa4YB/4HGGj4ETCQix56S+uUdDXPedDXPx:+YKAHH2n6l6

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Users\Admin\AppData\Local\Temp\3582-490\34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\34b88b474010f6f1372a5b7aecb15afe_JaffaCakes118.exe

    Filesize

    948KB

    MD5

    390769fe39f0caa33d455bf477032e8d

    SHA1

    abdbbafd136fdc6c57dae1283937af5faa783fa4

    SHA256

    fba5b1886db052c8505ebf8383abe93693bae9d80c71bdfd89ed1722ea937234

    SHA512

    fd63269422329bdb164f980de88685b792fc85cc9ff98038df18cabff0972b8d634e11334a9ea82fb537c04e279caf938a5d5ba6932dd4a7938f862fcbf43a6d

  • memory/3000-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3000-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB