Overview

overview

10

Static

static

1

Teklif Hk ...df.exe

windows7-x64

10

Teklif Hk ...df.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    136s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2023, 11:47

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General

  • Target

    Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe

  • Size

    674KB

  • MD5

    d361e5fdf4232da920ed1a28bcb1ceae

  • SHA1

    c4b1df0365307f2e09036d23a5724dacfdd8e4ef

  • SHA256

    842f0c665fdc15b778d33347d736ef588e9d3e66de357341bdebdf80d6016f85

  • SHA512

    365b76751200eac94d89f933ccde1894e8304042e824d0d8fb4cab020ebfcac32e56499b2a7c61fa132141bd18a444ab2469142084a118e55425c0154459ad81

  • SSDEEP

    12288:HfWecesY+Uri/OaGd6aXleNeU7tJKNUO35oA8Jws+ozdzgAp+Y:fcesv4dVd6aAEAoUgmHws+oZg1Y

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1360033246:AAF6H8m6YrL09doyxtsvJzZ_cIl__BCF4aU/sendDocument

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla payload 1 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Local\Temp\Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4460

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Teklif Hk DGN A.S_20230214_902195153_699008811600000_pdf.exe.log
          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          Download Submit

        • memory/4460-141-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

          Download

        • memory/4460-143-0x00000000067A0000-0x0000000006806000-memory.dmp

          Filesize

          408KB

          Download

        • memory/4460-144-0x00000000069B0000-0x0000000006A00000-memory.dmp

          Filesize

          320KB

          Download

        • memory/4960-135-0x0000000000AD0000-0x0000000000B7E000-memory.dmp

          Filesize

          696KB

          Download

        • memory/4960-136-0x0000000005AF0000-0x0000000006094000-memory.dmp

          Filesize

          5.6MB

          Download

        • memory/4960-137-0x0000000005540000-0x00000000055D2000-memory.dmp

          Filesize

          584KB

          Download

        • memory/4960-138-0x0000000005520000-0x000000000552A000-memory.dmp

          Filesize

          40KB

          Download

        • memory/4960-139-0x00000000057A0000-0x000000000583C000-memory.dmp

          Filesize

          624KB

          Download