Overview

overview

10

Static

static

Mediform S...20.exe

windows7_x64

10

Mediform S...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    143s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:20

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General

  • Target

    Mediform SA Order 07082020.exe

  • Size

    433KB

  • MD5

    1feec404f7d6d4e186317e75426be384

  • SHA1

    9d03659a899d900688733c51d04f263179f76afa

  • SHA256

    50529809a9b92f2b353e94a27b850f7be76f820c9a413a5968d686026936c133

  • SHA512

    365fbe02de6112915a48948769e3bb3d295eb8d3a39cd8ee110ef977b5a3adbff3e28d56349a507d49cd47d100a50da9bd43f706f6c3ad0dae46c7cf1fb1e12f

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    drsaint1992101

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Mediform SA Order 07082020.exe
    "C:\Users\Admin\AppData\Local\Temp\Mediform SA Order 07082020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FdntcbreynmAzG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp99C1.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1092
    • C:\Users\Admin\AppData\Local\Temp\Mediform SA Order 07082020.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1208

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
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\Temp\tmp99C1.tmp
    Filesize

    1KB

    MD5

    97f38f1260fed6951882faab78ae659a

    SHA1

    4cc6b1c819d0d07741dd4eec4684f0463bcd97dd

    SHA256

    1a0631f7426915274a9578df2cce6ca6681d53139279ca2e99bd74c1a237139b

    SHA512

    db731d0f1c27b43252c0a158ca926bdb71b8a9c0747fe3c8a44755dc55178bc5616d4f592e09d5cdcdfe24b59ad2a73d9acf82ef306e02162e89945f2ed8199e

    Download Submit
  • memory/1092-59-0x0000000000000000-mapping.dmp
    Download
  • memory/1208-64-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-61-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-62-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-65-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-66-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-67-0x000000000045466E-mapping.dmp
    Download
  • memory/1208-69-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1208-71-0x0000000000400000-0x000000000045A000-memory.dmp
    Filesize

    360KB

    Download
  • memory/1460-57-0x0000000004FC0000-0x0000000005024000-memory.dmp
    Filesize

    400KB

    Download
  • memory/1460-58-0x00000000052A0000-0x00000000052F8000-memory.dmp
    Filesize

    352KB

    Download
  • memory/1460-56-0x00000000003A0000-0x00000000003B0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1460-55-0x00000000769D1000-0x00000000769D3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1460-54-0x0000000000FC0000-0x0000000001032000-memory.dmp
    Filesize

    456KB

    Download