Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2023 07:34

General

  • Target

    b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe

  • Size

    613KB

  • MD5

    39fb75762707ccd673d011de0128d4f1

  • SHA1

    6856c0d143a47c02812ba6ef93b3dbaacf06ff4d

  • SHA256

    b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6

  • SHA512

    dc25cdfa1f836c362f7e1e59f36dd4fcd0502ef0d8e3cffb1efeadc3a101780131b77775932a5e3dbfd01ac12bae9ec2acb333eab8890e4389b2f0310282da0c

  • SSDEEP

    12288:ZqfLYYZXTyVUXrkW/9ohMj9l+POEkCEeTffmPmWNC7SXXBIUFSD4/kcJTWB8YI:sXTC+Qyj+Tv3qmWbn6CdLJTxY

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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\b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe
    "C:\Users\Admin\AppData\Local\Temp\b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Users\Admin\AppData\Local\Temp\b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe
      "C:\Users\Admin\AppData\Local\Temp\b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b6f2ee3dbb723733889d1022a57910e6dbd5a5f86d8a1d7c8e06f9c0ffaf84b6.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2652-10-0x0000000008200000-0x000000000827A000-memory.dmp

    Filesize

    488KB

  • memory/2652-14-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/2652-9-0x0000000002BB0000-0x0000000002BBA000-memory.dmp

    Filesize

    40KB

  • memory/2652-4-0x0000000005520000-0x0000000005530000-memory.dmp

    Filesize

    64KB

  • memory/2652-5-0x0000000005410000-0x000000000541A000-memory.dmp

    Filesize

    40KB

  • memory/2652-6-0x0000000005620000-0x00000000056BC000-memory.dmp

    Filesize

    624KB

  • memory/2652-7-0x00000000059E0000-0x00000000059F8000-memory.dmp

    Filesize

    96KB

  • memory/2652-8-0x0000000005A00000-0x0000000005A06000-memory.dmp

    Filesize

    24KB

  • memory/2652-3-0x0000000005350000-0x00000000053E2000-memory.dmp

    Filesize

    584KB

  • memory/2652-2-0x0000000005A20000-0x0000000005FC4000-memory.dmp

    Filesize

    5.6MB

  • memory/2652-1-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/2652-0-0x00000000008F0000-0x000000000098E000-memory.dmp

    Filesize

    632KB

  • memory/4840-20-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/4840-16-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-17-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/4840-15-0x00000000053D0000-0x0000000005436000-memory.dmp

    Filesize

    408KB

  • memory/4840-18-0x0000000006000000-0x0000000006050000-memory.dmp

    Filesize

    320KB

  • memory/4840-19-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/4840-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB