Analysis

  • max time kernel
    150s
  • 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 01:29

General

  • Target

    PURCHASE ORDER (3).exe

  • Size

    676KB

  • MD5

    d760dc358592d6717d4d6ca1ca0b4a41

  • SHA1

    c9cecc6110f3568c4b8d38c95f834b3bf7a7c0d8

  • SHA256

    87c5e257097fbb317f8f64250f0796574dfaf1e132e4819dc9c62d9d59c227dd

  • SHA512

    b32aad32df292055078aa2a5f98205da2fef69f183d8feaf2e79e2cc085430c80feb2560ebc733f6b2c5a994bfc5438071ddf40cd6c588ac5609a2676758290a

  • SSDEEP

    12288:jAlv312Z3HmMPKvWPRqYtuJu+OixvozCaRXrJ6hVxB+8i53tzL73EmlPTS2b:jAJ312ZHmMi+PoYb+rw7XFcfB+B5RLDH

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    N@DRpoY0

Extracted

Family

agenttesla

Credentials

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\PURCHASE ORDER (3).exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER (3).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER (3).exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER (3).exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE ORDER (3).exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1468-8-0x0000000008870000-0x00000000088F4000-memory.dmp

    Filesize

    528KB

  • memory/1468-3-0x0000000005700000-0x0000000005792000-memory.dmp

    Filesize

    584KB

  • memory/1468-9-0x000000000BE30000-0x000000000BECC000-memory.dmp

    Filesize

    624KB

  • memory/1468-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-5-0x00000000056E0000-0x00000000056EA000-memory.dmp

    Filesize

    40KB

  • memory/1468-6-0x0000000005900000-0x0000000005920000-memory.dmp

    Filesize

    128KB

  • memory/1468-7-0x0000000005940000-0x0000000005954000-memory.dmp

    Filesize

    80KB

  • memory/1468-0-0x0000000000C60000-0x0000000000D10000-memory.dmp

    Filesize

    704KB

  • memory/1468-13-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/1468-2-0x0000000005CB0000-0x0000000006254000-memory.dmp

    Filesize

    5.6MB

  • memory/1468-4-0x00000000056B0000-0x00000000056C0000-memory.dmp

    Filesize

    64KB

  • memory/4312-19-0x0000000005000000-0x0000000005010000-memory.dmp

    Filesize

    64KB

  • memory/4312-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/4312-15-0x0000000005000000-0x0000000005010000-memory.dmp

    Filesize

    64KB

  • memory/4312-16-0x0000000005010000-0x0000000005076000-memory.dmp

    Filesize

    408KB

  • memory/4312-17-0x0000000005DE0000-0x0000000005E30000-memory.dmp

    Filesize

    320KB

  • memory/4312-18-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/4312-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB