Overview

overview

10

Static

static

DHL AWB #7...df.exe

windows7_x64

10

DHL AWB #7...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    146s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:11

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General

  • Target

    DHL AWB #7849402748,pdf.exe

  • Size

    3.6MB

  • MD5

    9e99a4fff1fd05c732ea969f7487021c

  • SHA1

    f77cd13be30627cf07d5117a55881d93149e8d36

  • SHA256

    649dcd10ca137b9ef60a6725714d8b48781b7db63b3802281e5d739dff31d1df

  • SHA512

    f2cb9f2b80598ac41f0b23a03d895b3eab0e49e9575d7d31c79719cb21905a1107537aa64550b6693dafa4f906ea1bc6ab28270377ceed6c8fb8d06dc1265639

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    log@fuzetec-tw.com
  • Password:
    mmm777

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
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 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.

  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL AWB #7849402748,pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL AWB #7849402748,pdf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v correct /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\ProgramData\found.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v correct /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\ProgramData\found.exe"
        3⤵
        • Adds Run key to start application
        PID:3368
    • C:\ProgramData\found.exe
      "C:\ProgramData\found.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
        "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1588

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\ProgramData\found.exe
    Filesize

    3.6MB

    MD5

    9e99a4fff1fd05c732ea969f7487021c

    SHA1

    f77cd13be30627cf07d5117a55881d93149e8d36

    SHA256

    649dcd10ca137b9ef60a6725714d8b48781b7db63b3802281e5d739dff31d1df

    SHA512

    f2cb9f2b80598ac41f0b23a03d895b3eab0e49e9575d7d31c79719cb21905a1107537aa64550b6693dafa4f906ea1bc6ab28270377ceed6c8fb8d06dc1265639

    Download Submit
  • C:\ProgramData\found.exe
    Filesize

    3.6MB

    MD5

    9e99a4fff1fd05c732ea969f7487021c

    SHA1

    f77cd13be30627cf07d5117a55881d93149e8d36

    SHA256

    649dcd10ca137b9ef60a6725714d8b48781b7db63b3802281e5d739dff31d1df

    SHA512

    f2cb9f2b80598ac41f0b23a03d895b3eab0e49e9575d7d31c79719cb21905a1107537aa64550b6693dafa4f906ea1bc6ab28270377ceed6c8fb8d06dc1265639

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
    Filesize

    42KB

    MD5

    9827ff3cdf4b83f9c86354606736ca9c

    SHA1

    e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723

    SHA256

    c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a

    SHA512

    8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
    Filesize

    42KB

    MD5

    9827ff3cdf4b83f9c86354606736ca9c

    SHA1

    e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723

    SHA256

    c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a

    SHA512

    8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579

    Download Submit
  • memory/1588-139-0x0000000000400000-0x0000000000452000-memory.dmp
    Filesize

    328KB

    Download
  • memory/1588-138-0x0000000000000000-mapping.dmp
    Download
  • memory/1588-142-0x0000000005120000-0x00000000051BC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1588-143-0x0000000005630000-0x0000000005696000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1760-130-0x0000000000A40000-0x0000000000DE6000-memory.dmp
    Filesize

    3.6MB

    Download
  • memory/1760-132-0x00000000058C0000-0x0000000005952000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1760-131-0x0000000005D50000-0x00000000062F4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2616-135-0x0000000000000000-mapping.dmp
    Download
  • memory/2848-133-0x0000000000000000-mapping.dmp
    Download
  • memory/3368-134-0x0000000000000000-mapping.dmp
    Download