Analysis

  • max time kernel
    144s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2022 11:22

General

  • Target

    08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe

  • Size

    357KB

  • MD5

    52062193a11327b90533ddb3caa5ad90

  • SHA1

    d2a5770e91ef51b309cd794d5b8bafffce0005cc

  • SHA256

    08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee

  • SHA512

    59306846cf9a8ee2a0ddd0948960ff56f4c7248dbd5697350a3b5565ed81501bfd632851e152bf655179753500d0c348ca2247c98dd3c11a296ceea5f2ef719c

  • SSDEEP

    3072:sr85CBLxhy8+xTB1l3trI+Eh7gkzzKTr6kvqRte0jPsQu6bKP8:k9BFhmxTB7drI/7gkzKTr6gQuv

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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe
    "C:\Users\Admin\AppData\Local\Temp\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.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:1324
    • C:\Users\Admin\AppData\Local\Temp\3582-490\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe"
      2⤵
      • Executes dropped EXE
      PID:1472

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe

    Filesize

    316KB

    MD5

    4870a233b534e09ac924fe1d667fd35b

    SHA1

    ecd1caa1d66254fb7738e1289d9518bcad99ca9e

    SHA256

    8c1989fc0662d87044264707b43b8afe1ac8add25951185c6f2f884f1eff0777

    SHA512

    9e776a9aadf238ca2284b5c8d0d1065e8b3c885c4c1cb5d22984e4d012a093443def7a9e27923483ce001c9c8af6c34605f100989825c92b34822f68285e580c

  • C:\Users\Admin\AppData\Local\Temp\3582-490\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe

    Filesize

    316KB

    MD5

    4870a233b534e09ac924fe1d667fd35b

    SHA1

    ecd1caa1d66254fb7738e1289d9518bcad99ca9e

    SHA256

    8c1989fc0662d87044264707b43b8afe1ac8add25951185c6f2f884f1eff0777

    SHA512

    9e776a9aadf238ca2284b5c8d0d1065e8b3c885c4c1cb5d22984e4d012a093443def7a9e27923483ce001c9c8af6c34605f100989825c92b34822f68285e580c

  • \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\08d311ae0326b9c600b08499b907ae9df262127185c40ad63b939c189a300dee.exe

    Filesize

    316KB

    MD5

    4870a233b534e09ac924fe1d667fd35b

    SHA1

    ecd1caa1d66254fb7738e1289d9518bcad99ca9e

    SHA256

    8c1989fc0662d87044264707b43b8afe1ac8add25951185c6f2f884f1eff0777

    SHA512

    9e776a9aadf238ca2284b5c8d0d1065e8b3c885c4c1cb5d22984e4d012a093443def7a9e27923483ce001c9c8af6c34605f100989825c92b34822f68285e580c

  • memory/1324-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

    Filesize

    8KB

  • memory/1472-56-0x0000000000000000-mapping.dmp

  • memory/1472-59-0x0000000000210000-0x0000000000264000-memory.dmp

    Filesize

    336KB