Analysis

  • max time kernel
    59s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 05:46

General

  • Target

    4c6f58578488cb276a75b7045ab624cb.exe

  • Size

    218KB

  • MD5

    4c6f58578488cb276a75b7045ab624cb

  • SHA1

    c982469467c81a1c35643515efdab780bd36111a

  • SHA256

    370aa8e99d8347708a134cd677295f86faaca3f084c543b2f64b67ef5eeec780

  • SHA512

    816989945b35a2a4c76b4f0140122173c3437d12d9b1f1c49f5fb0c64fdc85efaa68854546553ac37740f1665c258ec436b536ef86e65e6d56d08612aac00ea5

  • SSDEEP

    6144:OmaeZIUy3UNmW3AlI9jAMRrIT/qVkSrRZU:npDyS1HraqicU

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c6f58578488cb276a75b7045ab624cb.exe
    "C:\Users\Admin\AppData\Local\Temp\4c6f58578488cb276a75b7045ab624cb.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1724

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1724-54-0x00000000012F0000-0x000000000132C000-memory.dmp
    Filesize

    240KB

  • memory/1724-55-0x00000000760D1000-0x00000000760D3000-memory.dmp
    Filesize

    8KB