Analysis

  • max time kernel
    110s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    27-07-2021 16:04

General

  • Target

    PO OPOR20068.exe

  • Size

    724KB

  • MD5

    c62b99c24181e32a199909b7abc7bfe2

  • SHA1

    612ba065ee0abdacbace51cc127cc6f10675836a

  • SHA256

    904ce2cc4a696ddc786ab3a74f7e301e49ff555bac6f2658a336b408db927777

  • SHA512

    b5c5ce57458bc1b2f26bda4fd3fe897421de3d978115743f48977524d461c415f252f91d8dda144b0617d2b4ce6a060443dfcbe2ce416cae372416065a2f581a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.worldlinkcolombo.net
  • Port:
    587
  • Username:
    pamuditha@worldlinkcolombo.net
  • Password:
    FBF8TNIO60WI6615677789

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO OPOR20068.exe
    "C:\Users\Admin\AppData\Local\Temp\PO OPOR20068.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Users\Admin\AppData\Local\Temp\PO OPOR20068.exe
      "C:\Users\Admin\AppData\Local\Temp\PO OPOR20068.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2892

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO OPOR20068.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • memory/2892-125-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/2892-134-0x0000000005BA0000-0x0000000005BA1000-memory.dmp
    Filesize

    4KB

  • memory/2892-133-0x00000000050F0000-0x00000000050F1000-memory.dmp
    Filesize

    4KB

  • memory/2892-132-0x0000000004FB0000-0x00000000054AE000-memory.dmp
    Filesize

    5.0MB

  • memory/2892-126-0x000000000043764E-mapping.dmp
  • memory/3492-119-0x0000000004F10000-0x000000000540E000-memory.dmp
    Filesize

    5.0MB

  • memory/3492-122-0x00000000051C0000-0x00000000051DB000-memory.dmp
    Filesize

    108KB

  • memory/3492-123-0x0000000000CB0000-0x0000000000D2C000-memory.dmp
    Filesize

    496KB

  • memory/3492-124-0x0000000000D30000-0x0000000000D6D000-memory.dmp
    Filesize

    244KB

  • memory/3492-121-0x0000000005110000-0x0000000005111000-memory.dmp
    Filesize

    4KB

  • memory/3492-120-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
    Filesize

    4KB

  • memory/3492-114-0x0000000000420000-0x0000000000421000-memory.dmp
    Filesize

    4KB

  • memory/3492-118-0x0000000004FB0000-0x0000000004FB1000-memory.dmp
    Filesize

    4KB

  • memory/3492-117-0x0000000005410000-0x0000000005411000-memory.dmp
    Filesize

    4KB

  • memory/3492-116-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
    Filesize

    4KB