Analysis

  • max time kernel
    20s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2023 16:38

General

  • Target

    N214690C000ITB08520001.exe

  • Size

    747KB

  • MD5

    fa923ffd76b339c5f8e6edd77377fcc1

  • SHA1

    a3387f7cd43251bea5db144561fe7c9683007659

  • SHA256

    95273892d7fc137d2b59a07c50ce7e3d4bb517fdaf40deaa3721a33e5d2c6156

  • SHA512

    0ee9948930f4d5ef469efb931e9e2de2fc10257b2d0802e3bde98039294ebff576fbfd45c0c6dee2f0452109309ebabda1a70ab6f70a0ef881d7451312d868d6

  • SSDEEP

    12288:iqc3+GCueH5qqv6a9C6tP1QtOqSP1cDfMz0oiLT+9STNZMuyY8T:i/uG2qqbL1wOpNcDfMQ/zRU

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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\N214690C000ITB08520001.exe
    "C:\Users\Admin\AppData\Local\Temp\N214690C000ITB08520001.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\N214690C000ITB08520001.exe
      "C:\Users\Admin\AppData\Local\Temp\N214690C000ITB08520001.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\N214690C000ITB08520001.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2028-15-0x00000000056D0000-0x0000000005736000-memory.dmp

    Filesize

    408KB

  • memory/2028-16-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/2028-19-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/2028-18-0x0000000006320000-0x0000000006370000-memory.dmp

    Filesize

    320KB

  • memory/2028-17-0x0000000005480000-0x0000000005490000-memory.dmp

    Filesize

    64KB

  • memory/2028-11-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2028-20-0x0000000005480000-0x0000000005490000-memory.dmp

    Filesize

    64KB

  • memory/4092-7-0x0000000004ED0000-0x0000000004ED8000-memory.dmp

    Filesize

    32KB

  • memory/4092-3-0x0000000004A70000-0x0000000004B02000-memory.dmp

    Filesize

    584KB

  • memory/4092-8-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

    Filesize

    40KB

  • memory/4092-14-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/4092-6-0x0000000004D10000-0x0000000004D2A000-memory.dmp

    Filesize

    104KB

  • memory/4092-5-0x0000000004B30000-0x0000000004B3A000-memory.dmp

    Filesize

    40KB

  • memory/4092-2-0x0000000004F20000-0x00000000054C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4092-0-0x0000000000010000-0x00000000000D2000-memory.dmp

    Filesize

    776KB

  • memory/4092-10-0x0000000008700000-0x000000000879C000-memory.dmp

    Filesize

    624KB

  • memory/4092-4-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

    Filesize

    64KB

  • memory/4092-9-0x0000000005FA0000-0x000000000601E000-memory.dmp

    Filesize

    504KB

  • memory/4092-1-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB