Overview

overview

10

Static

static

Purchase I...ms.exe

windows7_x64

10

Purchase I...ms.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:43

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General

  • Target

    Purchase Inquiry Datasheet Of Listed Items.exe

  • Size

    786KB

  • MD5

    de95d2e03aaff80b18b08e155642b266

  • SHA1

    be1450801821cdc916570479e618a67090b82102

  • SHA256

    a52c72aa195562b2f469e6dbc1e2e7534aec440d4674cedb788f3800286ecbbf

  • SHA512

    2fe944c2731b5e3103337dc571de08d78fd7c1c47d0dfc68cc996b3057d476ddbe72bff97bad6bd3c58deda53ba1257b319208f2de7e49677b477134d0794371

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    server122.web-hosting.com
  • Port:
    587
  • Username:
    burna@cdperenco.com
  • Password:
    OJZg,yx3yFHQ

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    server122.web-hosting.com
  • Port:
    587
  • Username:
    burna@cdperenco.com
  • Password:
    OJZg,yx3yFHQ

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry Datasheet Of Listed Items.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry Datasheet Of Listed Items.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uyIbAslkFaYVOs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCFE3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4352
    • C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry Datasheet Of Listed Items.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Inquiry Datasheet Of Listed Items.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2632

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpCFE3.tmp
    Filesize

    1KB

    MD5

    9c4c01012d77b0982faa6c1144ff2a92

    SHA1

    a05643f14b158f81945763ee1396882b7a835682

    SHA256

    e1e85eabf0cf8d623d6d375a046ee73eb0eee3dc0ba52991f865645da3c733cd

    SHA512

    471376e80eb2b34c49fdc54fcbefed8baac0810d4c2895d72b822e5898eb5b59fdcca8f2e1397bf8c241c2cc128c10728eaf2d01dbe352db00a6900840b5e35e

    Download Submit
  • memory/2632-138-0x0000000000000000-mapping.dmp
    Download
  • memory/2632-139-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/2632-140-0x0000000005900000-0x0000000005966000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2632-141-0x0000000006620000-0x0000000006670000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2912-130-0x00000000003E0000-0x00000000004AA000-memory.dmp
    Filesize

    808KB

    Download
  • memory/2912-131-0x0000000004E10000-0x0000000004EAC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/2912-132-0x0000000005550000-0x0000000005AF4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2912-133-0x0000000004FA0000-0x0000000005032000-memory.dmp
    Filesize

    584KB

    Download
  • memory/2912-134-0x0000000004ED0000-0x0000000004EDA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/2912-135-0x0000000005140000-0x0000000005196000-memory.dmp
    Filesize

    344KB

    Download
  • memory/4352-136-0x0000000000000000-mapping.dmp
    Download