Analysis

  • max time kernel
    140s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2022, 17:58

General

  • Target

    0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe

  • Size

    273KB

  • MD5

    65b074a0fcc46ffdf993050eb5604860

  • SHA1

    e8529a9b53ede08f2c62d49932d57b192f56e61a

  • SHA256

    0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99

  • SHA512

    3f163402f097fa8a5058252167a4c6461b8f8afa4f6283c01430a4c70463544afa9dee7f6375c9b39f4761c85d55f2cf94b0a44fce86f957f1447424658618fa

  • SSDEEP

    3072:sr85CUm5Rgg0ffhuBD/OsZY/kN73hNmquzhj/Oop25s/28DL2D:k9Um5KQBLYkLmhj/OoUk2SL2D

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 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 2 IoCs
  • Reads user/profile data of web browsers 2 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe
    "C:\Users\Admin\AppData\Local\Temp\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe"
      2⤵
      • Executes dropped EXE
      PID:1060

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\3582-490\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe

          Filesize

          233KB

          MD5

          2843669c89a00950195f51dbb5db0b8e

          SHA1

          6fbbac2c96fa7ca4578c53b7a40de1f012d29bf8

          SHA256

          17a12eebc47b08a951ebf43665f0953d9fe388d9efe77f4852cd96a857d7737e

          SHA512

          86456d1b27f30e6633cecfff802432cb84a527c6fd3eb4d611bb19e06bd4a7d2c227af7251ea9b24f6aba1eee0db8458fcac145621d72a33fb6258da0428966a

        • \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\0f67bb4d302f6169758eab5e95a77a730f0cd5ed82898ddb89397a9c814e4b99.exe

          Filesize

          233KB

          MD5

          2843669c89a00950195f51dbb5db0b8e

          SHA1

          6fbbac2c96fa7ca4578c53b7a40de1f012d29bf8

          SHA256

          17a12eebc47b08a951ebf43665f0953d9fe388d9efe77f4852cd96a857d7737e

          SHA512

          86456d1b27f30e6633cecfff802432cb84a527c6fd3eb4d611bb19e06bd4a7d2c227af7251ea9b24f6aba1eee0db8458fcac145621d72a33fb6258da0428966a

        • memory/1736-54-0x0000000076401000-0x0000000076403000-memory.dmp

          Filesize

          8KB