Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 01:41

General

  • Target

    a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe

  • Size

    672KB

  • MD5

    d1aaa63d80e69105f08e0d6b4c61ba90

  • SHA1

    139f2ebc782840c1b9a701dd4045f8952dc3735b

  • SHA256

    a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c

  • SHA512

    c7e7b5d6f5d95f8d8a5c8bd7221d5d3452bcaaba1afa06946050c57502aad94a5e76d1bf913c285c0c8e7214ae557a461f98419bca54fe44820c71376f2941ee

  • SSDEEP

    12288:Xe0YOwqI9Oy32lEkD+OglJ/QwgBjPcgdZ8zA7CNrjJaRGBGGoBRozS:X+O7/a2lEkkJ/Kno07CNPERGBs7oe

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mail.ee
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    D8q8mDAS?v

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe
    "C:\Users\Admin\AppData\Local\Temp\a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe
      "C:\Users\Admin\AppData\Local\Temp\a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2348

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a186cede5688d4e3defe670a78b4559c15804e521195e85dd68979c42158236c.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/1612-8-0x0000000006D80000-0x0000000006E02000-memory.dmp
    Filesize

    520KB

  • memory/1612-3-0x0000000005730000-0x00000000057C2000-memory.dmp
    Filesize

    584KB

  • memory/1612-9-0x00000000096E0000-0x000000000977C000-memory.dmp
    Filesize

    624KB

  • memory/1612-1-0x0000000074EE0000-0x0000000075690000-memory.dmp
    Filesize

    7.7MB

  • memory/1612-5-0x00000000057D0000-0x00000000057DA000-memory.dmp
    Filesize

    40KB

  • memory/1612-6-0x00000000058D0000-0x00000000058EA000-memory.dmp
    Filesize

    104KB

  • memory/1612-7-0x00000000058F0000-0x00000000058FC000-memory.dmp
    Filesize

    48KB

  • memory/1612-0-0x0000000000CA0000-0x0000000000D48000-memory.dmp
    Filesize

    672KB

  • memory/1612-13-0x0000000074EE0000-0x0000000075690000-memory.dmp
    Filesize

    7.7MB

  • memory/1612-2-0x0000000005DE0000-0x0000000006384000-memory.dmp
    Filesize

    5.6MB

  • memory/1612-4-0x0000000005900000-0x0000000005910000-memory.dmp
    Filesize

    64KB

  • memory/2348-19-0x00000000051A0000-0x00000000051B0000-memory.dmp
    Filesize

    64KB

  • memory/2348-14-0x0000000074EE0000-0x0000000075690000-memory.dmp
    Filesize

    7.7MB

  • memory/2348-15-0x00000000051A0000-0x00000000051B0000-memory.dmp
    Filesize

    64KB

  • memory/2348-16-0x00000000052B0000-0x0000000005316000-memory.dmp
    Filesize

    408KB

  • memory/2348-17-0x0000000006080000-0x00000000060D0000-memory.dmp
    Filesize

    320KB

  • memory/2348-18-0x0000000074EE0000-0x0000000075690000-memory.dmp
    Filesize

    7.7MB

  • memory/2348-10-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB