Overview

overview

7

Static

static

a37a525840...5d.exe

windows7-x64

7

a37a525840...5d.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/10/2022, 16:44

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General

  • Target

    a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe

  • Size

    404KB

  • MD5

    839c1e421864a090c847647efe36c820

  • SHA1

    8b65f5f322e96ce2a9b05edf151bebe901761320

  • SHA256

    a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d

  • SHA512

    86b22a1ec45d9f96855f296417e655f3686843114868b1882106e94cd055937fff0948c8f1ce236e08792b45550542a690369ae3eb8f002e110823cff522933a

  • SSDEEP

    6144:zXC4vgmhbIxs3NBBuXTcYHERV2Qnqj3Zw3jzUaSErCn04VT0o7ObkVqE2JiFjrhl:zXCNi9BokRV2Q0p+4ajrCn0aOYbZhl

Score
7/10
persistencespywarestealer

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 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 WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe
    "C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe
      "C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1520
      • C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe
        "C:\Users\Admin\AppData\Local\Temp\a37a5258408b2bcd28a5fccb62939d1d5aeb841b0d67bfd1880cfe17666cb35d.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1240

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1388-54-0x0000000075E11000-0x0000000075E13000-memory.dmp

    Filesize

    8KB

    Download