Overview

overview

10

Static

static

DHL Shippi...ts.exe

windows7_x64

10

DHL Shippi...ts.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-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 6 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.

  • 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 9 IoCs
  • Suspicious behavior: RenamesItself 1 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\DHL Shipping Receipts.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Shipping Receipts.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ekunPf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9D69.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:948
    • C:\Users\Admin\AppData\Local\Temp\DHL Shipping Receipts.exe
      "{path}"
      2⤵
        PID:288
      • 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:476

    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

    4
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    3
    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

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp9D69.tmp
      Filesize

      1KB

      MD5

      4f0f3dbb7e8fe92c162a856db4bb08aa

      SHA1

      04c1196e854847ecebed1435791b32a080ad0155

      SHA256

      49563ce3fc8013db1237b7dec9046a9a231d0faefcf630bb0cc2ba7ea208dfa1

      SHA512

      430f20f55dd358d9c37665748780406d1492f05d8ca594492de91970531c3f49d091bb2debf52d376862aca9e70d6349f86c6b7643cad04a8ff575fd9eaa6f56

      Download Submit
    • memory/476-64-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-65-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-71-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/476-70-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-68-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-61-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-60-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-63-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/476-66-0x000000000044702E-mapping.dmp
      Download
    • memory/948-58-0x0000000000000000-mapping.dmp
      Download
    • memory/1788-54-0x0000000000B10000-0x0000000000B86000-memory.dmp
      Filesize

      472KB

      Download
    • memory/1788-56-0x0000000002120000-0x0000000002186000-memory.dmp
      Filesize

      408KB

      Download
    • memory/1788-55-0x0000000000330000-0x000000000033A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/1788-57-0x00000000006A0000-0x00000000006EC000-memory.dmp
      Filesize

      304KB

      Download