Overview

overview

7

Static

static

1

cf60d0d6b0...b7.exe

windows7_x64

7

Resubmissions

01-12-2021 15:31

211201-sx6k4sddbp 10

20-08-2021 08:25

210820-cnfpwecy2s 7

Analysis

  • max time kernel
    13s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    20-08-2021 08:25

Sharing

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General

  • Target

    cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7.exe

  • Size

    1.3MB

  • MD5

    da3ab4d40944c077f92e52d2c1de8fca

  • SHA1

    6676ef8826b9e5419958761f3a71464105290288

  • SHA256

    cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7

  • SHA512

    1dcc1259105c730fff76e518d7d57bce8cacacfebc05cf7b3294ccdbf8286635bfe43532f7a19507d3fd42973429f2c9335d031cbd473b356cba1bab79ce318a

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 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.

  • Program crash 1 IoCs
  • Modifies Control Panel 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7.exe
    "C:\Users\Admin\AppData\Local\Temp\cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Users\Admin\AppData\Local\Temp\cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7.exe
      "C:\Users\Admin\AppData\Local\Temp\cf60d0d6b05bfe2e51ca9dac01a4ae506b90d78d8d9d0fc266e3c01d8d2ba6b7.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Modifies Control Panel
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 328
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:780

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\nsdB50E.tmp\System.dll
    MD5

    fccff8cb7a1067e23fd2e2b63971a8e1

    SHA1

    30e2a9e137c1223a78a0f7b0bf96a1c361976d91

    SHA256

    6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

    SHA512

    f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    Download Submit
  • memory/780-64-0x0000000000000000-mapping.dmp
    Download
  • memory/780-69-0x0000000000420000-0x0000000000421000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1348-62-0x000000000040EB61-mapping.dmp
    Download
  • memory/1348-68-0x0000000001EC6000-0x0000000001EC7000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1348-67-0x0000000001EB0000-0x0000000001EB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1348-66-0x0000000001EB5000-0x0000000001EC6000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1348-65-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

    Download
  • memory/1816-60-0x0000000075EF1000-0x0000000075EF3000-memory.dmp
    Filesize

    8KB

    Download