Overview

overview

10

Static

static

1

0900000000...00.exe

windows7_x64

10

0900000000...00.exe

windows10_x64

7

Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    23-04-2021 11:02

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General

  • Target

    0900000000000000000900.exe

  • Size

    84KB

  • MD5

    030daaca1bd4fc284e4b4ab63d1b6419

  • SHA1

    088aa59dc4185f60d450087899a4964957e49319

  • SHA256

    033f4d8bd914597ee146ea8761a3f79fceb4f49af99f411e9ee94775ed298179

  • SHA512

    cccd2d4f70e54ba9de9d8b7b1cbf6ef59ce4820e6d2d231b7a073d8b2c4dafa49edbb9cb6baf926075ad9e9bf23289e71ed48a3db8a8dc7f2a5076a921626b6c

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0900000000000000000900.exe
    "C:\Users\Admin\AppData\Local\Temp\0900000000000000000900.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Users\Admin\AppData\Local\Temp\0900000000000000000900.exe
      "C:\Users\Admin\AppData\Local\Temp\0900000000000000000900.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2612

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsm25FE.tmp\k9i7b26ps.dll
    MD5

    96c19f4be5eb899973ad0090567c769e

    SHA1

    f52e2194466763adb44b604b2d06c0222e870c81

    SHA256

    c08e2ff95e39780720c26ec0535a05f23557d3e3122ed8f593dee2950ebef702

    SHA512

    963a02342ecceac16cdc671a57e9894e0a872cb7f8066c5a2dc810524c5e5c3eaac267917f2381ac6e54b94284a141ced956deefb44174a50f20673ce230b2f0

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  • memory/2612-116-0x00000000004172EC-mapping.dmp
    Download
  • memory/2612-117-0x0000000000400000-0x0000000000419000-memory.dmp
    Filesize

    100KB

    Download
  • memory/3680-115-0x0000000002240000-0x0000000002244000-memory.dmp
    Filesize

    16KB

    Download