Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 02:28

General

  • Target

    7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe

  • Size

    768KB

  • MD5

    0d804852e5abaaf8191878d22e2724d3

  • SHA1

    1d2a33347dc29b69fa2bcf2309d21671e8d4be9c

  • SHA256

    7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3

  • SHA512

    1fc8c479df46c6bda807770198b2906acd3f30e2209c2cdd43bc871d142dddf75dd082fd47d214cca87c0303cfae40b706af903e96b671392e5a2845990b58a9

  • SSDEEP

    12288:+PF2iN3T7xrWtQxo8/5ZlCdZzq4PPfdCsAaIs/BB3qMpolv312Z3O8:6F1X2Ao8/JCdBpCtaIs/vZpoJ312ZO8

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6479234125:AAGR9wD3O4QFw8tDpYUc9GT0Rx3fOS9zKv0/

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.

  • 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\7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe
    "C:\Users\Admin\AppData\Local\Temp\7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Users\Admin\AppData\Local\Temp\7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe
      "C:\Users\Admin\AppData\Local\Temp\7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7ffeb811f6539f6cc9167018a24c62439b2f0b77662224c3f2cb3f6431158eb3.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1088-8-0x0000000004850000-0x00000000048D2000-memory.dmp
    Filesize

    520KB

  • memory/1088-2-0x0000000005380000-0x0000000005924000-memory.dmp
    Filesize

    5.6MB

  • memory/1088-9-0x000000000BD90000-0x000000000BE2C000-memory.dmp
    Filesize

    624KB

  • memory/1088-0-0x0000000000300000-0x00000000003C6000-memory.dmp
    Filesize

    792KB

  • memory/1088-5-0x0000000004DD0000-0x0000000004DDA000-memory.dmp
    Filesize

    40KB

  • memory/1088-6-0x00000000050E0000-0x0000000005100000-memory.dmp
    Filesize

    128KB

  • memory/1088-7-0x0000000004FD0000-0x0000000004FE4000-memory.dmp
    Filesize

    80KB

  • memory/1088-1-0x00000000747E0000-0x0000000074F90000-memory.dmp
    Filesize

    7.7MB

  • memory/1088-13-0x00000000747E0000-0x0000000074F90000-memory.dmp
    Filesize

    7.7MB

  • memory/1088-3-0x0000000004E70000-0x0000000004F02000-memory.dmp
    Filesize

    584KB

  • memory/1088-4-0x0000000004FE0000-0x0000000004FF0000-memory.dmp
    Filesize

    64KB

  • memory/2284-19-0x0000000004EF0000-0x0000000004F00000-memory.dmp
    Filesize

    64KB

  • memory/2284-14-0x00000000747E0000-0x0000000074F90000-memory.dmp
    Filesize

    7.7MB

  • memory/2284-15-0x0000000004EF0000-0x0000000004F00000-memory.dmp
    Filesize

    64KB

  • memory/2284-16-0x00000000050E0000-0x0000000005146000-memory.dmp
    Filesize

    408KB

  • memory/2284-17-0x0000000005D80000-0x0000000005DD0000-memory.dmp
    Filesize

    320KB

  • memory/2284-18-0x00000000747E0000-0x0000000074F90000-memory.dmp
    Filesize

    7.7MB

  • memory/2284-10-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB