Analysis

  • max time kernel
    205s
  • max time network
    84s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 18:37

General

  • Target

    dd7f87993993550179c238abfb97c8bf9553b821a069423c4c930cfed8c2de1f.exe

  • Size

    244KB

  • MD5

    557a9d01550f64f357195db9982e6318

  • SHA1

    b38c9a8ed1ef5f8bb10afe72ae8442d035cfdd6f

  • SHA256

    dd7f87993993550179c238abfb97c8bf9553b821a069423c4c930cfed8c2de1f

  • SHA512

    28d6e90c4bd757aa51ec59d72376ce6e1a1ffd94c2c6f231dbd1b2ec3722bf19366df3a77c3cb9adf03a76177eaa503708df02fad3b5ca76dc74788a863044eb

  • SSDEEP

    3072:bhPBd/sROnFQP5yIuSP9lqVinU3bp/PTm2moJ6BwA+GABMndgfaU:bhJdM7PnqVinU3bw2moJ6WAdgy

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd7f87993993550179c238abfb97c8bf9553b821a069423c4c930cfed8c2de1f.exe
    "C:\Users\Admin\AppData\Local\Temp\dd7f87993993550179c238abfb97c8bf9553b821a069423c4c930cfed8c2de1f.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Users\Admin\keaemi.exe
      "C:\Users\Admin\keaemi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:584

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\keaemi.exe

    Filesize

    244KB

    MD5

    7e5ac958960a40efa4e8a731078665d2

    SHA1

    105c5ade1f869b983bdacfa313ffcfcb856de3f3

    SHA256

    d74bcd0c987e1ef0a4533693e76a391ec9cb86436c074c048eb22ef66fdd5d6d

    SHA512

    38e85a51b97a00ba299f90e49ddddffcdb253c083209be324d7250c26be4da72e4f2128f35a484822ef64b46d7b0e4ff90e639e6c23ec8a3c96eb7db5f55cc04

  • C:\Users\Admin\keaemi.exe

    Filesize

    244KB

    MD5

    7e5ac958960a40efa4e8a731078665d2

    SHA1

    105c5ade1f869b983bdacfa313ffcfcb856de3f3

    SHA256

    d74bcd0c987e1ef0a4533693e76a391ec9cb86436c074c048eb22ef66fdd5d6d

    SHA512

    38e85a51b97a00ba299f90e49ddddffcdb253c083209be324d7250c26be4da72e4f2128f35a484822ef64b46d7b0e4ff90e639e6c23ec8a3c96eb7db5f55cc04

  • \Users\Admin\keaemi.exe

    Filesize

    244KB

    MD5

    7e5ac958960a40efa4e8a731078665d2

    SHA1

    105c5ade1f869b983bdacfa313ffcfcb856de3f3

    SHA256

    d74bcd0c987e1ef0a4533693e76a391ec9cb86436c074c048eb22ef66fdd5d6d

    SHA512

    38e85a51b97a00ba299f90e49ddddffcdb253c083209be324d7250c26be4da72e4f2128f35a484822ef64b46d7b0e4ff90e639e6c23ec8a3c96eb7db5f55cc04

  • \Users\Admin\keaemi.exe

    Filesize

    244KB

    MD5

    7e5ac958960a40efa4e8a731078665d2

    SHA1

    105c5ade1f869b983bdacfa313ffcfcb856de3f3

    SHA256

    d74bcd0c987e1ef0a4533693e76a391ec9cb86436c074c048eb22ef66fdd5d6d

    SHA512

    38e85a51b97a00ba299f90e49ddddffcdb253c083209be324d7250c26be4da72e4f2128f35a484822ef64b46d7b0e4ff90e639e6c23ec8a3c96eb7db5f55cc04

  • memory/584-59-0x0000000000000000-mapping.dmp

  • memory/1396-56-0x0000000075BE1000-0x0000000075BE3000-memory.dmp

    Filesize

    8KB