Overview

overview

10

Static

static

proforma invoice.exe

windows7_x64

10

proforma invoice.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    142s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:32

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General

  • Target

    proforma invoice.exe

  • Size

    1.1MB

  • MD5

    361a036943fa4bc0c43bbccff3bfb980

  • SHA1

    ffea45e9168b49c611c6db0a3cfc993680e68ab6

  • SHA256

    2672dbd0f2cdcb55f92fcc27ae5cdbf0e708ce44844d432413c27b108b9b8231

  • SHA512

    ab391108debce4d17a2edc0529a834960fad95226f4f12ddb5907036ad62416101941dccb13f2ac57d614dcfbf8b867ed5c67fd1f2928536485e950ea8a2625b

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.aquariuslogistics.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    AQL@2019#$

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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
  • 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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mpQZiHfvnwxET" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB1B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2032
    • C:\Users\Admin\AppData\Local\Temp\proforma invoice.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
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1992
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
        3⤵
        • Modifies registry key
        PID:1152

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

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
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\tmpEB1B.tmp
    Filesize

    1KB

    MD5

    df9c2f1f7a2796dd36c814d30cff1418

    SHA1

    1343c719be9fd19ce53c0cd185810afbed1c4b62

    SHA256

    fd5b29a2442b0625036f78d4caccb5136ab4a5c086d52c74feb9b47c1c2cb461

    SHA512

    d60e046586d212e8358c9aff85bff3ddf58d76df18da006b9838d54a4f19d344e59ad161094152dc4e1f714f4942ff339c4431275ef5603fe8d6470456c6fec6

    Download Submit
  • memory/1152-72-0x0000000000000000-mapping.dmp
    Download
  • memory/1504-54-0x0000000000C70000-0x0000000000D8A000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1504-55-0x0000000076561000-0x0000000076563000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1504-56-0x0000000000360000-0x0000000000368000-memory.dmp
    Filesize

    32KB

    Download
  • memory/1504-57-0x0000000000620000-0x0000000000674000-memory.dmp
    Filesize

    336KB

    Download
  • memory/1992-60-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-61-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-63-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-64-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-65-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-66-0x000000000044833E-mapping.dmp
    Download
  • memory/1992-68-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/1992-70-0x0000000000400000-0x000000000044E000-memory.dmp
    Filesize

    312KB

    Download
  • memory/2032-58-0x0000000000000000-mapping.dmp
    Download