Overview

overview

10

Static

static

INV0087687...20.exe

windows7_x64

10

INV0087687...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    201s
  • max time network
    205s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:17

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General

  • Target

    INV0087687 20 06 2020.exe

  • Size

    983KB

  • MD5

    388b2f7aa50b4300514ffa2b49a97544

  • SHA1

    a8e2d80bf3bbb3724beb2f2d4b9fc76d4d1b02d4

  • SHA256

    824f7339e79e6640490b1c711aeec041ee057770e59fbebcaa7797d10b19d286

  • SHA512

    39111d6c5e3476597e57e3878dedff9260d62f0b0dec2b10059b0808130068a2dc2d55b9c913516479aee2279dde52e6df8b14c19a5afb5b792d41bf47c13990

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     ftp
  • Host:
    ftp://ftp.c2cmarketing.co.in/
  • Port:
    21
  • Username:
    info@c2cmarketing.co.in
  • Password:
    @prosperity1@

  • Protocol:     ftp
  • Host:
    ftp://ftp.c2cmarketing.co.in/
  • Port:
    21
  • Username:
    info@c2cmarketing.co.in
  • Password:
    @prosperity1@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • 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
  • 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 3 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\INV0087687 20 06 2020.exe
    "C:\Users\Admin\AppData\Local\Temp\INV0087687 20 06 2020.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PJljtIzJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp118F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1712
    • C:\Users\Admin\AppData\Local\Temp\INV0087687 20 06 2020.exe
      "C:\Users\Admin\AppData\Local\Temp\INV0087687 20 06 2020.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4820

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\INV0087687 20 06 2020.exe.log
    Filesize

    1KB

    MD5

    17573558c4e714f606f997e5157afaac

    SHA1

    13e16e9415ceef429aaf124139671ebeca09ed23

    SHA256

    c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

    SHA512

    f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp118F.tmp
    Filesize

    1KB

    MD5

    fe9358e56ef68474a52a9e8b9098988e

    SHA1

    908d31e91a0f46df85915a02ee187202d930cf8d

    SHA256

    5a22392269ed2f51949bafd4bf4a0d1efd3795168ed22aba8e0793c24459d68e

    SHA512

    8c75965d686f6dd1e1765bd51320cb858e7ed12b3dbd600ac5f00f55989d1a4d77eccf3b3a43535f78631324c8528db9e40828c43166cc8be4db5c60da065163

    Download Submit
  • memory/1576-131-0x00000000073F0000-0x000000000748C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/1576-132-0x0000000007A40000-0x0000000007FE4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1576-133-0x0000000007490000-0x0000000007522000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1576-134-0x0000000007390000-0x000000000739A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1576-135-0x0000000007720000-0x0000000007776000-memory.dmp
    Filesize

    344KB

    Download
  • memory/1576-130-0x0000000000440000-0x000000000053A000-memory.dmp
    Filesize

    1000KB

    Download
  • memory/1712-136-0x0000000000000000-mapping.dmp
    Download
  • memory/4820-139-0x0000000000400000-0x0000000000466000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4820-138-0x0000000000000000-mapping.dmp
    Download
  • memory/4820-141-0x00000000061F0000-0x0000000006256000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4820-142-0x0000000006600000-0x0000000006650000-memory.dmp
    Filesize

    320KB

    Download