Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 07:02

General

  • Target

    b488be4699206f2c9c43c007f190816f.exe

  • Size

    799KB

  • MD5

    b488be4699206f2c9c43c007f190816f

  • SHA1

    ff4b89f08a7c8ce0a87e504719389c0e8278675e

  • SHA256

    d51abb49a25ea3dafda19148108c3326fc41fa2a1dff88aed615fa9027b2b972

  • SHA512

    d152bd6cf2eb514bc3faf83219e719283ef98b99d3c0648a79bac588869e7254c3dc697829d8a996690ac3421058f423bde7560cd254effe393ff944f62a5ee7

  • SSDEEP

    12288:GwL9yKE6jD/62iNG5nF82rkDnge2LyRkkUsHnKQKAhkjJhJzsotn5TvNzbvZjC:FAKtD/61IU0e2slUsqQWjJzzsonBhjC

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6670271579:AAHln7Op0JjSMa92pjMiSLRC0uIRAw3DqMQ/

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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b488be4699206f2c9c43c007f190816f.exe
    "C:\Users\Admin\AppData\Local\Temp\b488be4699206f2c9c43c007f190816f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Users\Admin\AppData\Local\Temp\b488be4699206f2c9c43c007f190816f.exe
      "C:\Users\Admin\AppData\Local\Temp\b488be4699206f2c9c43c007f190816f.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1956-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1956-24-0x0000000074090000-0x000000007477E000-memory.dmp

    Filesize

    6.9MB

  • memory/1956-23-0x0000000074090000-0x000000007477E000-memory.dmp

    Filesize

    6.9MB

  • memory/1956-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1956-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1956-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1956-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1956-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1956-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2936-4-0x0000000000250000-0x0000000000258000-memory.dmp

    Filesize

    32KB

  • memory/2936-8-0x0000000004DE0000-0x0000000004E20000-memory.dmp

    Filesize

    256KB

  • memory/2936-7-0x0000000074110000-0x00000000747FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2936-6-0x0000000005430000-0x00000000054AA000-memory.dmp

    Filesize

    488KB

  • memory/2936-5-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2936-19-0x0000000074110000-0x00000000747FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2936-0-0x0000000000C60000-0x0000000000D2E000-memory.dmp

    Filesize

    824KB

  • memory/2936-3-0x00000000003A0000-0x00000000003B8000-memory.dmp

    Filesize

    96KB

  • memory/2936-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

    Filesize

    256KB

  • memory/2936-1-0x0000000074110000-0x00000000747FE000-memory.dmp

    Filesize

    6.9MB