Analysis

  • max time kernel
    143s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    19-10-2021 15:50

General

  • Target

    DHL DOCUMENTS.exe

  • Size

    747KB

  • MD5

    d6e6a2b12de21b77970256e539a11b20

  • SHA1

    bc2d1fd49e6c8f39be63e8f9aea10faee4fa9804

  • SHA256

    9621554c8727d49421880fb2870af9ba1073cfc93340a3b67a9aafa4ccac401e

  • SHA512

    5459cebf51e4603d4b3395c08a02c03b96a237e11f748c7b4116f16304413f41cee79a287089edab6150bf1cd00b666ca8dd1cf0a98c326bc25df0262904ac84

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.totallyanonymous.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    613t705Z

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1148
    • C:\Users\Admin\AppData\Local\Temp\DHL DOCUMENTS.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:520
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 520
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        PID:1472

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/520-56-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/520-57-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/520-58-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/520-59-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/520-61-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/520-62-0x000000000043751E-mapping.dmp
  • memory/520-64-0x0000000002070000-0x0000000002071000-memory.dmp
    Filesize

    4KB

  • memory/1148-54-0x00000000754A1000-0x00000000754A3000-memory.dmp
    Filesize

    8KB

  • memory/1148-55-0x00000000020D0000-0x00000000020D1000-memory.dmp
    Filesize

    4KB

  • memory/1148-60-0x00000000020D1000-0x00000000020D2000-memory.dmp
    Filesize

    4KB

  • memory/1472-65-0x0000000000000000-mapping.dmp
  • memory/1472-67-0x0000000000520000-0x0000000000521000-memory.dmp
    Filesize

    4KB