Overview

overview

10

Static

static

DHL EXPRE...df.exe

windows7_x64

10

DHL EXPRE...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    134s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 00:14

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General

  • Target

    DHL EXPRESS -COMMERCIAL INVOICE, BILL OF LADING.pdf.exe

  • Size

    596KB

  • MD5

    0145be441fee0c4e236e855ceb44d48c

  • SHA1

    fd8451c5027ef05aeb9a76dc71cb959ac83eefd4

  • SHA256

    d1b05a16a7f955432a7866f46ac2e32ed6ba21431e190d15fa46121f8ed2d46e

  • SHA512

    29e6501d1e94453dd060c084457a92809a4143edf74af4b96e8017ef38f073e23b5a75eff060e2c7134ed3d23f38399a955e169afb664304efae3f0d7b1bdf22

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Loverboy123

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL EXPRESS -COMMERCIAL INVOICE, BILL OF LADING.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL EXPRESS -COMMERCIAL INVOICE, BILL OF LADING.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\DHL EXPRESS -COMMERCIAL INVOICE, BILL OF LADING.pdf.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1260

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

Credentials in Files

3
T1081

Discovery

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

  • memory/1260-64-0x000000000044736E-mapping.dmp
    Download
  • memory/1260-58-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-59-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-62-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-63-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-66-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-68-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1260-69-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1944-55-0x00000000001F0000-0x00000000001F8000-memory.dmp
    Filesize

    32KB

    Download
  • memory/1944-56-0x00000000020D0000-0x0000000002140000-memory.dmp
    Filesize

    448KB

    Download
  • memory/1944-57-0x0000000004280000-0x00000000042D6000-memory.dmp
    Filesize

    344KB

    Download
  • memory/1944-54-0x0000000000C30000-0x0000000000CCC000-memory.dmp
    Filesize

    624KB

    Download