Overview

overview

10

Static

static

REMITTANCE...f..exe

windows7_x64

10

REMITTANCE...f..exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:14

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    REMITTANCE ADVICE IF01112000212823419.pdf..exe

  • Size

    790KB

  • MD5

    8e2843ecd350a81987669f750bbfe5ff

  • SHA1

    8a2b87b5b5301ff5846de2afcd44ac968c7799e6

  • SHA256

    86e731609c61fdf28983435240b0e28b9548ec53863c2db87036f0f79313c33b

  • SHA512

    0d33b1ea56dec2c29e8875904f75d0dcae25bf26bce9d9e34b528f38b4a7fa458d7dde0fca5d4031c739e12a8ea6293be5d2d19d5e529c93e8460fe06a5617ea

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.stankovic.hr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mp58zg

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REMITTANCE ADVICE IF01112000212823419.pdf..exe
    "C:\Users\Admin\AppData\Local\Temp\REMITTANCE ADVICE IF01112000212823419.pdf..exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDFA2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4424
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:4080
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
        • Drops file in Drivers directory
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3564

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpDFA2.tmp
      Filesize

      1KB

      MD5

      072541fbcc0f05e7e00afb8876087822

      SHA1

      0a1a6ad25a4a546520fe21bed23b4dd56f5ea7f5

      SHA256

      8a98b2e2084e096028123a79228bc1b11f12179aecfbe53759b3e0805f973116

      SHA512

      07074f512ee920a787af3d49d982795121051cc5cd1ce01d115aab63cd800fd58f2f57e73dafb96151e57ada9d2e407e370abc9c56d8ab604d118dad93c1412d

      Download Submit
    • memory/2912-130-0x00000000001C0000-0x000000000028C000-memory.dmp
      Filesize

      816KB

      Download
    • memory/2912-131-0x0000000004BD0000-0x0000000004C6C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/2912-132-0x0000000004DE0000-0x0000000004E72000-memory.dmp
      Filesize

      584KB

      Download
    • memory/3564-136-0x0000000000000000-mapping.dmp
      Download
    • memory/3564-137-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/3564-138-0x0000000005B30000-0x00000000060D4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/3564-139-0x0000000005AC0000-0x0000000005B26000-memory.dmp
      Filesize

      408KB

      Download
    • memory/3564-140-0x0000000006820000-0x0000000006870000-memory.dmp
      Filesize

      320KB

      Download
    • memory/4080-135-0x0000000000000000-mapping.dmp
      Download
    • memory/4424-133-0x0000000000000000-mapping.dmp
      Download