Overview

overview

10

Static

static

_Invoice M...76.exe

windows7_x64

10

_Invoice M...76.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    70s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:53

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    _Invoice MV2063576.exe

  • Size

    617KB

  • MD5

    86058f24e4c425412d054749b30f7698

  • SHA1

    0dd03e47457339c79ebfcaff3c4a68633b3a806a

  • SHA256

    016d18a1819dd57ce155f552bc917ae63b3e4f795be54bfff3eede42df23b6ee

  • SHA512

    3a398417aecfa5e65ce0a434a2b929db5803ce255580223a2729859398d2ff093e648f187c74ed01dc1166f9fd5fa81ee15aef872422bec24f9538e1b0019046

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gatefee22

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    gatefee22

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_Invoice MV2063576.exe
    "C:\Users\Admin\AppData\Local\Temp\_Invoice MV2063576.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4184
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DSEkplkctkasbj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1EF2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3876
    • C:\Users\Admin\AppData\Local\Temp\_Invoice MV2063576.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4420

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

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp1EF2.tmp
    Filesize

    1KB

    MD5

    551187aa36edcf047e368c83ce6a23a4

    SHA1

    9b8e6082b78aaefedba410b0c65fddf15940e4f1

    SHA256

    324a60c96fa0d1dc0d8b488fbd4e6f509cc15e80c654f3ccf8c993b0a589b97a

    SHA512

    7ec68c145c3d9bd749cea53e28f069523ede1481a5abe5dd506e1ed9d2d67d3bb05a9830f2763339ffa690c9646cc755b121fe51873ca8f654f53cdaefef8416

    Download Submit
  • memory/3876-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4184-130-0x0000000000FE0000-0x0000000001084000-memory.dmp
    Filesize

    656KB

    Download
  • memory/4184-131-0x00000000062D0000-0x0000000006874000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4184-132-0x0000000005F00000-0x0000000005F92000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4184-133-0x0000000005EE0000-0x0000000005EEA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4184-134-0x0000000006110000-0x0000000006176000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4184-135-0x0000000007960000-0x00000000079FC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4184-136-0x0000000007A70000-0x0000000007AD6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4420-139-0x0000000000000000-mapping.dmp
    Download
  • memory/4420-140-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/4420-141-0x0000000006620000-0x0000000006670000-memory.dmp
    Filesize

    320KB

    Download