Overview

overview

10

Static

static

NEW PURCHA...MS.exe

windows7_x64

10

NEW PURCHA...MS.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    20-04-2021 12:24

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General

  • Target

    NEW PURCHASE ORDER LISTED ITEMS.exe

  • Size

    645KB

  • MD5

    5e8ff1a9ec1192bae73ec97729e46d63

  • SHA1

    2efd06ad72483238327a9570043159d0ab9ece34

  • SHA256

    15acacbd5c928108c9db5e319f23e493f45c3a0c8e8b979f7e760675f916ae2b

  • SHA512

    a083c78f12bb5d40c9141d12781d3bf013347d0345307df1d6533753b40dac5f26e8e75610bc5b84821525670af42cc4a2736ba868359548290985593453e146

Score
10/10
remcosrat

Malware Config

Extracted

Family

remcos

C2

79.134.225.49:1953

Signatures

  • Remcos

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

    ratremcos
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER LISTED ITEMS.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER LISTED ITEMS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GiaNEJvKkikVXu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp11AD.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:668
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:572

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp11AD.tmp
    MD5

    5c7f1a5ffc23dc771ef61581d67b094e

    SHA1

    74599c894ae589f8560fe3ad62974d4764c7a9d1

    SHA256

    3cc69e34f4a761ba1aabb692092a22bea43db6ae1ed51fb7c7a2f3fea1685d52

    SHA512

    e358c316403402d3260673056a13ee1daf5430f1b57d80eeef0aeb14095f3019d86efaec885982249f2e9ab9ad03ac0166ea96d2b7170af2ee93f87e30b45702

    Download Submit
  • memory/572-65-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB

    Download
  • memory/572-66-0x0000000000413FA4-mapping.dmp
    Download
  • memory/572-68-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB

    Download
  • memory/668-63-0x0000000000000000-mapping.dmp
    Download
  • memory/1628-60-0x0000000075551000-0x0000000075553000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1628-61-0x0000000000310000-0x0000000000311000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1628-62-0x0000000000311000-0x0000000000312000-memory.dmp
    Filesize

    4KB

    Download