Overview

overview

10

Static

static

revised or...ts.exe

windows7-x64

10

revised or...ts.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    180s
  • max time network
    215s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 12:32

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General

  • Target

    revised original documents.exe

  • Size

    1.1MB

  • MD5

    cc98bc7f6a37ab1e9ec3e3257e15c854

  • SHA1

    bc7a13f6051b7ffb0d4f969ba24614f88cea0035

  • SHA256

    c30e355a92bee2c46c8e7cb9dea3532e99579e68b3a147d566dd8929a99d5893

  • SHA512

    dbed212a92f976384034deec7f8a773d90db42c33ef5e5751b35227a5abf1fe634c688f35bbe50931f2963a8e09cba7a81e07d825d862869c7d862d9b5d9f5bf

  • SSDEEP

    24576:q1Uv6ZAkgpwBVTKQMj3WH0DBnrsFFjrX:qTZ0wru9rsFFP

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.sseximclearing.com
  • Port:
    587
  • Username:
    saurav.roy@sseximclearing.com
  • Password:
    Ssxm@9854

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
  • 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\revised original documents.exe
    "C:\Users\Admin\AppData\Local\Temp\revised original documents.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4784
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wRQmBzc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp17AA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1920
    • C:\Users\Admin\AppData\Local\Temp\revised original documents.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3588

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\revised original documents.exe.log
    Filesize

    1KB

    MD5

    84e77a587d94307c0ac1357eb4d3d46f

    SHA1

    83cc900f9401f43d181207d64c5adba7a85edc1e

    SHA256

    e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

    SHA512

    aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp17AA.tmp
    Filesize

    1KB

    MD5

    663e8ef72515950b5f5874ed53952be9

    SHA1

    5bda0d9e99da08d34e8f1afa0a7888ae5c627b78

    SHA256

    f2a00d8b9058e81ad55aed2fa04335c80f7caa4239d9276416d1f45a8353aff4

    SHA512

    75997d5b1d32158cdd58a67169621d46f9ed2157aae72491d3caa1759e81083a5796b4bdb8963ce5371fc710af7392ab1660ca7733f0fe80bd994ffccf6810d2

    Download Submit
  • memory/1920-137-0x0000000000000000-mapping.dmp
    Download
  • memory/3588-139-0x0000000000000000-mapping.dmp
    Download
  • memory/3588-140-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

    Download
  • memory/3588-142-0x0000000006360000-0x00000000063C6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/3588-143-0x0000000006B40000-0x0000000006B90000-memory.dmp
    Filesize

    320KB

    Download
  • memory/4784-132-0x0000000000310000-0x0000000000438000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/4784-133-0x00000000054B0000-0x0000000005A54000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4784-134-0x0000000004DC0000-0x0000000004E52000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4784-135-0x0000000004FA0000-0x000000000503C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4784-136-0x0000000004E60000-0x0000000004E6A000-memory.dmp
    Filesize

    40KB

    Download