Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/06/2024, 18:26

General

  • Target

    pwnp9WrC1wizLDM.exe

  • Size

    729KB

  • MD5

    dc88455c904d18a3c2b9b025e97c8af6

  • SHA1

    2da1ab8da33cdee205dcdc6f56e96cf595cc23ba

  • SHA256

    0892cd1f8e39fcc175e75c553dc406819a278c39f56fe2d8236b7ef283af1125

  • SHA512

    ca661f2b9038847ff2df7ec9bc64e88c8467e3435989387e01d64ffba4e72ba815feffa36d8fe6ca372ac960b8e425dadeecec011eb372a9355dbfbb7ec907de

  • SSDEEP

    12288:0gsJxviqyJMuPJg39tu/4Oc1/t05azP1E/HmZt/inFQhEwdLah:ap5OhPJgf1/C5azPWmz/QQhEw1a

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7359374737:AAG-rOISO45emTAbe0uNq-VCZDJy_nNcEtc/

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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\pwnp9WrC1wizLDM.exe
    "C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:680
    • C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe
      "C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\pwnp9WrC1wizLDM.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/680-4-0x00000000058A0000-0x00000000058AA000-memory.dmp

    Filesize

    40KB

  • memory/680-14-0x00000000752A0000-0x0000000075A50000-memory.dmp

    Filesize

    7.7MB

  • memory/680-3-0x0000000005710000-0x00000000057A2000-memory.dmp

    Filesize

    584KB

  • memory/680-0-0x00000000752AE000-0x00000000752AF000-memory.dmp

    Filesize

    4KB

  • memory/680-5-0x00000000752A0000-0x0000000075A50000-memory.dmp

    Filesize

    7.7MB

  • memory/680-6-0x00000000082F0000-0x0000000008306000-memory.dmp

    Filesize

    88KB

  • memory/680-7-0x00000000069E0000-0x00000000069EE000-memory.dmp

    Filesize

    56KB

  • memory/680-8-0x00000000069F0000-0x0000000006A00000-memory.dmp

    Filesize

    64KB

  • memory/680-2-0x0000000005C20000-0x00000000061C4000-memory.dmp

    Filesize

    5.6MB

  • memory/680-9-0x0000000006A50000-0x0000000006AD2000-memory.dmp

    Filesize

    520KB

  • memory/680-10-0x0000000006CB0000-0x0000000006D4C000-memory.dmp

    Filesize

    624KB

  • memory/680-1-0x0000000000C50000-0x0000000000D0C000-memory.dmp

    Filesize

    752KB

  • memory/5112-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/5112-15-0x00000000752A0000-0x0000000075A50000-memory.dmp

    Filesize

    7.7MB

  • memory/5112-16-0x00000000752A0000-0x0000000075A50000-memory.dmp

    Filesize

    7.7MB

  • memory/5112-17-0x0000000005820000-0x0000000005886000-memory.dmp

    Filesize

    408KB

  • memory/5112-18-0x0000000006EE0000-0x0000000006F30000-memory.dmp

    Filesize

    320KB

  • memory/5112-19-0x00000000752A0000-0x0000000075A50000-memory.dmp

    Filesize

    7.7MB