Overview

overview

10

Static

static

INV and NOA.exe

windows7-x64

10

INV and NOA.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    137s
  • max time network
    171s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 07:45

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General

  • Target

    INV and NOA.exe

  • Size

    966KB

  • MD5

    20fc35db368eec91fa1068dc03147015

  • SHA1

    50ad1f61e404b32795bc7c1a84bf66e1bc424182

  • SHA256

    52f21a43347e87dc80a1c50c97e68535687bc95425289b5797e59d96b7edcd57

  • SHA512

    294ac1dc9800d2caf47c0932ca33d039fc10088b10cd5ebc9d28dd1857d77826b0cb07c8dcabb964b34b51a12e611f26851ef6132260220f329dc5a4e1822a1b

  • SSDEEP

    24576:sCOqU376Cs7kFgJCUVsuICz/B38/qjI9J0zRT8WWSig+IyXt:srMkbkstmJ3eqj9RJWSigAX

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Looks up external IP address via web service 2 IoCs

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

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV and NOA.exe
    "C:\Users\Admin\AppData\Local\Temp\INV and NOA.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FGyxgJerZQEg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp41AC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:556
    • C:\Users\Admin\AppData\Local\Temp\INV and NOA.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

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

    1KB

    MD5

    7ef67a0a2b1e31df887adcdaf86e4bbd

    SHA1

    348aad52be33f1a0c477e2ace332ecf91bb0e1a8

    SHA256

    af207d70281cc3264107da297e00ab97d0af2f055d6065ca5936cf69db6d783f

    SHA512

    4ffab7944ec049f2597bda791de5fd3ae3578b03ef019d2222850b8f5a298e3aae8b6e33f71c38e47132d63fb58ab1b03c876b9a01665bc8bbcf01466e7d79e1

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp41AC.tmp
    Filesize

    1KB

    MD5

    6cb7b3922597ed3e12d2b404d3a7d7db

    SHA1

    7cfd98219b6816cafd3f8362724085ce80ce775b

    SHA256

    5b3438daa51e7f728dd8c38bac3c115dfb592d0cb55c8a78a05405c625950fe1

    SHA512

    b83f8bb292102fa0b0d21d8afcc47bf784c66fe115fdc81a8874b00b076c6dce64c13bf6b5e109a71590e3ddf893dbfea6947ad2da1c095bd190c7a4a714b134

    Download Submit
  • memory/556-137-0x0000000000000000-mapping.dmp
    Download
  • memory/1780-132-0x0000000000310000-0x0000000000408000-memory.dmp
    Filesize

    992KB

    Download
  • memory/1780-133-0x00000000052E0000-0x0000000005884000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1780-134-0x0000000004DD0000-0x0000000004E62000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1780-135-0x0000000004F10000-0x0000000004FAC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1780-136-0x0000000004EB0000-0x0000000004EBA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4040-139-0x0000000000000000-mapping.dmp
    Download
  • memory/4040-140-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/4040-142-0x00000000062F0000-0x0000000006356000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4040-143-0x0000000006DB0000-0x0000000006E00000-memory.dmp
    Filesize

    320KB

    Download