Analysis

  • max time kernel
    91s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2022 11:01

General

  • Target

    DHL_AWB 4677348255142.exe

  • Size

    719KB

  • MD5

    d51edfadd8c18c99eb712d0f5d61eacf

  • SHA1

    59a6a681dfe9a7b00fd5e42e66e3880c453a4ca9

  • SHA256

    f699a0ce7166a0f6c6996f15529a7dfd7ff50a573905d2b0bf5b0de8ad92af8f

  • SHA512

    6263346820648344b67de168dc495cc1d4db528c732d4cf509f5faeedcfd6461244e9d470cb28a6a3e121efdf2dc6828d663244ac98c8f6bdc02ffaf3fb61f3f

  • SSDEEP

    12288:NGNwmomPZef7VMAALR3yb+3jRqZVXPYPCoF9SBbPv6/TV9Js267F:Neomxi7ViYeNqZZPWC4SMjJn67

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail2.bpk-spb.ru
  • Port:
    587
  • Username:
    cast@sasta.ru
  • Password:
    75YWEv76M3

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe"
      2⤵
        PID:832
      • C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL_AWB 4677348255142.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:628

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/628-64-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-63-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-70-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-68-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-65-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-61-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/628-66-0x000000000043240E-mapping.dmp
    • memory/628-60-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/1940-55-0x0000000075B41000-0x0000000075B43000-memory.dmp
      Filesize

      8KB

    • memory/1940-54-0x0000000000F40000-0x0000000000FF8000-memory.dmp
      Filesize

      736KB

    • memory/1940-59-0x0000000002400000-0x0000000002458000-memory.dmp
      Filesize

      352KB

    • memory/1940-58-0x0000000005530000-0x00000000055C0000-memory.dmp
      Filesize

      576KB

    • memory/1940-57-0x0000000000580000-0x000000000058E000-memory.dmp
      Filesize

      56KB

    • memory/1940-56-0x00000000005D0000-0x00000000005EA000-memory.dmp
      Filesize

      104KB