Overview

overview

10

Static

static

3e2f931e05...fc.exe

windows7_x64

10

3e2f931e05...fc.exe

windows10_x64

10

Analysis

  • max time kernel
    104s
  • max time network
    23s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    21-04-2021 14:02

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General

  • Target

    3e2f931e05a98dae448e6f47833debfc.exe

  • Size

    60KB

  • MD5

    3e2f931e05a98dae448e6f47833debfc

  • SHA1

    801b4031489554caa54648789284c8066da0c23c

  • SHA256

    320c5b4c869e9f7905fbad7dc8d58415d105c8fc5b7d7389cc14cd62c8ebd385

  • SHA512

    e2aee588eaea897e27f1d834e5295df07010ebb8401208b9d2b4f0aca4f2404609eaed67d7e08e6b3bd82dc4198cf45172713f0d778c1bcd3e50e53ae478ff51

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    hisensetech.ml
  • Port:
    587
  • Username:
    maxlog@hisensetech.ml
  • Password:
    7213575aceACE@#$

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe
    "C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1556
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:1728
    • C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe
      "C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe"
      2⤵
        PID:432
      • C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe
        "C:\Users\Admin\AppData\Local\Temp\3e2f931e05a98dae448e6f47833debfc.exe"
        2⤵
        • Drops file in Drivers directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:412

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/412-66-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

      Download
    • memory/412-67-0x000000000043779E-mapping.dmp
      Download
    • memory/412-68-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

      Download
    • memory/412-70-0x0000000004870000-0x0000000004871000-memory.dmp
      Filesize

      4KB

      Download
    • memory/412-71-0x0000000004871000-0x0000000004872000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1556-64-0x0000000000000000-mapping.dmp
      Download
    • memory/1728-65-0x0000000000000000-mapping.dmp
      Download
    • memory/1756-60-0x0000000000BE0000-0x0000000000BE1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1756-62-0x0000000002120000-0x0000000002121000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1756-63-0x0000000000920000-0x0000000000974000-memory.dmp
      Filesize

      336KB

      Download