Overview

overview

10

Static

static

NEW PURCHA...MS.exe

windows7_x64

10

NEW PURCHA...MS.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 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:4020
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GiaNEJvKkikVXu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA28A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1324
    • 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:3728

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\tmpA28A.tmp
    MD5

    9d14f3a2a9bb4a39c9c1a24a869555bd

    SHA1

    deb3ab33d2ba85a12920486c49430e93bb527e03

    SHA256

    4581034769ff4de9112b0a108b18f8436bcc9f2158b2c2e3439c0d3da66fcfa1

    SHA512

    0f34db798c8b28796ae5d9fc039ac4f772d94c88b7d34327673374d743bc77af26f3766112f42db6a5d33f879adf7b399bc07fe6f7fe5c9d6444e71e0b614593

    Download Submit
  • memory/1324-116-0x0000000000000000-mapping.dmp
    Download
  • memory/3728-118-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB

    Download
  • memory/3728-119-0x0000000000413FA4-mapping.dmp
    Download
  • memory/3728-120-0x0000000000400000-0x0000000000421000-memory.dmp
    Filesize

    132KB

    Download
  • memory/4020-114-0x0000000002610000-0x0000000002611000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4020-115-0x0000000002611000-0x0000000002612000-memory.dmp
    Filesize

    4KB

    Download