Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 09:23

General

  • Target

    2220-6-0x0000000000210000-0x0000000000252000-memory.exe

  • Size

    264KB

  • MD5

    54547ac82a46c5aca00d9f374c1cac47

  • SHA1

    2c87f6e557c7007a4c3cca8f5a85692ead630599

  • SHA256

    87366965404939d21a3045139ba475eb9e1eec1a25fcb8fdbf89db6145e381a9

  • SHA512

    43c62500144a42ba31bef3bbf9daa0dd892a75fdbbffd2d568752938fde01e0b7456fa4f8c725d9a1faccb19e7b7680b438ac4ab7fb6ad687a8e2e2b2ecf578a

  • SSDEEP

    3072:R7ID/bPDvhKMcaH4qGUA6giz+OBx2nlPVk75haiE3ode:eD/bPDvhKMc44qtpBx2lPVkeiC

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    =A+N^@~c]~#I

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.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2220-6-0x0000000000210000-0x0000000000252000-memory.exe
    "C:\Users\Admin\AppData\Local\Temp\2220-6-0x0000000000210000-0x0000000000252000-memory.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2856-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

    Filesize

    4KB

  • memory/2856-1-0x0000000000C90000-0x0000000000CD2000-memory.dmp

    Filesize

    264KB

  • memory/2856-2-0x0000000074AB0000-0x000000007519E000-memory.dmp

    Filesize

    6.9MB

  • memory/2856-3-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

    Filesize

    4KB

  • memory/2856-4-0x0000000074AB0000-0x000000007519E000-memory.dmp

    Filesize

    6.9MB