Overview

overview

10

Static

static

BID_TENDER...20.exe

windows7_x64

10

BID_TENDER...20.exe

windows10_x64

10

Analysis

  • max time kernel
    65s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08-01-2021 08:22

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General

  • Target

    BID_TENDER_DOCUMENTS-#01.08.2020.exe

  • Size

    778KB

  • MD5

    1df1ba3f5339b6185d2588efb1d35859

  • SHA1

    db75794e44a59da19d4540257e8b4389cd31b87a

  • SHA256

    200c65040041056006600f5a6ed2bbc3281a6e440a12d24a84544d65e157288e

  • SHA512

    0fcbdb5b4c4eb8af7a6c0130226696b73e666fdf8fe40b351201963772d94e9898b7bbbcecac512a4746022bacc2f7fc59083390698d47e34c2beffe7151733b

Score
10/10
remcosrat

Malware Config

Extracted

Family

remcos

C2

212.83.46.26:4023

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BID_TENDER_DOCUMENTS-#01.08.2020.exe
    "C:\Users\Admin\AppData\Local\Temp\BID_TENDER_DOCUMENTS-#01.08.2020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XvInCaX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59B4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:756
    • C:\Users\Admin\AppData\Local\Temp\BID_TENDER_DOCUMENTS-#01.08.2020.exe
      "C:\Users\Admin\AppData\Local\Temp\BID_TENDER_DOCUMENTS-#01.08.2020.exe"
      2⤵
        PID:1064

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp59B4.tmp
      MD5

      7c838f62bcd436d8f4842182a3c3fd22

      SHA1

      32fd1f16192246d3c96073f2c55deaa42c37d278

      SHA256

      c2be7643cb66c0480614ee7717aa671f550830d329bca1a832dc9be9f869a3a3

      SHA512

      fd8b7a5bc886c2acf838b83ec584c122fbf12b9d0da04eabbd1d44fb7b32845fc6c147ee73ab6be63cc36685f0f1e0f0a6797a6a2d66198d2b9cf583a9aefc3f

      Download Submit
    • memory/756-7-0x0000000000000000-mapping.dmp
      Download
    • memory/808-2-0x0000000073F40000-0x000000007462E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/808-3-0x00000000013B0000-0x00000000013B1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/808-5-0x00000000002D0000-0x00000000002E2000-memory.dmp
      Filesize

      72KB

      Download
    • memory/808-6-0x0000000005190000-0x0000000005205000-memory.dmp
      Filesize

      468KB

      Download
    • memory/1064-9-0x0000000000400000-0x0000000000417000-memory.dmp
      Filesize

      92KB

      Download
    • memory/1064-10-0x000000000040FD88-mapping.dmp
      Download
    • memory/1064-11-0x0000000000400000-0x0000000000417000-memory.dmp
      Filesize

      92KB

      Download