Overview

overview

10

Static

static

DHL Shippi...ts.exe

windows7_x64

10

DHL Shippi...ts.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    185s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:08

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General

  • Target

    DHL Shipping Receipts.exe

  • Size

    448KB

  • MD5

    69d9ceed5576ad950bcec177e86b0033

  • SHA1

    c975b18994917b1dd93ee2e10ce2e15b586c02ba

  • SHA256

    ad526f12fe479654bd0e631a03dffceea2f9c0e0f01cb16e03caa4a6b4ed209c

  • SHA512

    82fe28daf753888704000f41c3202977110751bf4a08060f9bf4d8e85987cc8556d08cdae65a0292fdfc4abb351df0aeed9e7aa8a7e7b288b5d892f8cd84509b

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.cosur.pe
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    C0m3rc14l%

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 10 IoCs
  • Suspicious behavior: RenamesItself 1 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\DHL Shipping Receipts.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Shipping Receipts.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ekunPf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC515.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1344
    • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Receipts.exe
      "{path}"
      2⤵
        PID:2216
      • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Receipts.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1992

    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

    Virtualization/Sandbox Evasion

    2
    T1497

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    5
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    4
    T1082

    Peripheral Device Discovery

    1
    T1120

    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\Microsoft\CLR_v4.0_32\UsageLogs\DHL Shipping Receipts.exe.log
      Filesize

      504B

      MD5

      7307db2ff60eeb1e5b8240651dda7149

      SHA1

      f33508fd9d0482c988eb1a78e413859ff6ea7793

      SHA256

      1c29ea2ae4eef73cc1058bdb694449c5674dd259e3eb0a388a50f586c77cb2af

      SHA512

      c9cdc6526f8ae3ca942e5552f35cf6c6abc10714556570643a27db02bf32185fb3918fde75919f4db06bc89bcba8b7b79ae7c57bde359a5b59129d0acb65abac

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpC515.tmp
      Filesize

      1KB

      MD5

      878c11955d4377d6969b7ba69f757fe4

      SHA1

      306b8caa09e803ec5a5af460bb1205b2dfb73ad1

      SHA256

      e22c96e088658dff99c13a44242d554d70095554cfb95dea56dadab06f01b1c2

      SHA512

      ecb93eb231b4bc14f283150d6240c0835da2bfdebf4404d10044ca13844eca00ff7004e7ee10aac3392e891b68d1d747744733c858d114c1d8cdb7ce05eefb1d

      Download Submit
    • memory/1344-134-0x0000000000000000-mapping.dmp
      Download
    • memory/1992-138-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/1992-142-0x00000000064F0000-0x00000000064FA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/1992-141-0x0000000006530000-0x0000000006580000-memory.dmp
      Filesize

      320KB

      Download
    • memory/1992-140-0x0000000005550000-0x0000000005AF4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/1992-137-0x0000000000000000-mapping.dmp
      Download
    • memory/2216-136-0x0000000000000000-mapping.dmp
      Download
    • memory/3476-130-0x0000000000850000-0x00000000008C6000-memory.dmp
      Filesize

      472KB

      Download
    • memory/3476-133-0x000000000BB80000-0x000000000BBE6000-memory.dmp
      Filesize

      408KB

      Download
    • memory/3476-132-0x00000000056F0000-0x0000000005782000-memory.dmp
      Filesize

      584KB

      Download
    • memory/3476-131-0x00000000055B0000-0x000000000564C000-memory.dmp
      Filesize

      624KB

      Download