Overview

overview

10

Static

static

purchase o...ng.exe

windows7_x64

10

purchase o...ng.exe

windows10-2004_x64

10

tender document.exe

windows7_x64

10

tender document.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    154s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:57

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General

  • Target

    tender document.exe

  • Size

    418KB

  • MD5

    aa66f3dc29dda2018492a5075dbf782c

  • SHA1

    18d7bd5e15ca54bf73ebfa586b3f4fae79cc09f2

  • SHA256

    985f9b81daf2acb7ea196c9a7de019064ed08ce19614ad1de0d3e350fbec2dd9

  • SHA512

    39b09bd610a32cfedde6382da29d164189de9aa1edd87ed0a195e872deda495d04fbf0cc5bcc27b94adc7b34308d23a37c7d3ad4dedd1839adcbe2dbb48c47c8

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.ontime.com.ph
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    OTelvie1234

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 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\tender document.exe
    "C:\Users\Admin\AppData\Local\Temp\tender document.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eUDSrXeZta" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3354.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:792
    • C:\Users\Admin\AppData\Local\Temp\tender document.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4392

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

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\tender document.exe.log
    Filesize

    408B

    MD5

    8adbb2cb7759fdcbc51cfbf0bfd7c867

    SHA1

    f7549e6ea430e7d64b3afb3fc27c77ed5122f85b

    SHA256

    c67092561e4b1472672374c3439004e2bc0191d9a901cde2b8b69a2d34dc6297

    SHA512

    f465311e884dd82e3152959b6a59ac8d6be0a056a1cfddabbcc6714079a2269cd5c09b2b8fbc87a9ec3323c531383526ae19ef24fed100dec80730fae0d79991

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  • C:\Users\Admin\AppData\Local\Temp\tmp3354.tmp
    Filesize

    1KB

    MD5

    5e5592fc2665497fd72a0545b4ccc605

    SHA1

    cbfe3e5037bcafe2a3602a87ea072e801b9fb9c3

    SHA256

    2a9ccda418b6cd56e4e1dc4752fb2a085ada89916618486d0752278b7cb7c0f0

    SHA512

    b8d3acdc4b3ceffc932c10fa202ddb29ff7e713f8e42580b18ec0e2587a5b409e73c6b48eb5da8d6ff56d8a94d40c7956c4652d881c7a611f41255b74c80e79e

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  • memory/792-131-0x0000000000000000-mapping.dmp
    Download
  • memory/2820-130-0x0000000075520000-0x0000000075AD1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4392-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4392-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4392-136-0x0000000075520000-0x0000000075AD1000-memory.dmp
    Filesize

    5.7MB

    Download