Overview

overview

10

Static

static

RFQ-WO10 #...df.exe

windows7_x64

1

RFQ-WO10 #...df.exe

windows10_x64

10

Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    24-10-2021 23:17

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General

  • Target

    RFQ-WO10 #384573-pdf.exe

  • Size

    27KB

  • MD5

    e767b4d87898a75cc0d0e031e29b7284

  • SHA1

    25904e769d89aa44780a4b10153744d2fa533ec6

  • SHA256

    119d1a20d3e248a55981b6798bfd80191217e143feaa1e2774e4cb813bfbe6bf

  • SHA512

    fdbf41860bf490ce060575914c174f1aa19d4e0d97bb0415250d5046c77e632babcdd8a2634c81650db68c8053647bdf09b68e181516c5df99dd7ebaa81fdc1b

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.fclbd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    abc@123@

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3144

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

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\RFQ-WO10 #384573-pdf.exe.log
    MD5

    daa436d058b25bdde9e2d6fe53c6ccf6

    SHA1

    3fc5d1eab28db05865915d8f6d9ecf85d9cc1d9e

    SHA256

    afb0ed8659b214fe4251a87a1c0a362c123363497fbd50737c1ae36a9376c4cd

    SHA512

    84f13582070ae4a3a9bb5e4b29620e659c258ab282e43e9bfa50528c08aae875d8c33cf3647fbb1253102af39b89f3b97f316e62f544355cc9c379e04fba960a

    Download Submit
  • memory/3144-128-0x00000000052B0000-0x00000000052B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3144-129-0x00000000050C0000-0x00000000055BE000-memory.dmp
    Filesize

    5.0MB

    Download
  • memory/3144-134-0x00000000050C0000-0x00000000055BE000-memory.dmp
    Filesize

    5.0MB

    Download
  • memory/3144-133-0x00000000009B0000-0x00000000009B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3144-132-0x0000000006490000-0x0000000006491000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3144-122-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/3144-123-0x000000000043765E-mapping.dmp
    Download
  • memory/3144-130-0x0000000005510000-0x0000000005511000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3768-121-0x0000000005DB0000-0x0000000005DD4000-memory.dmp
    Filesize

    144KB

    Download
  • memory/3768-115-0x0000000000820000-0x0000000000821000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3768-117-0x0000000005100000-0x0000000005101000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3768-118-0x0000000005BD0000-0x0000000005C21000-memory.dmp
    Filesize

    324KB

    Download
  • memory/3768-120-0x0000000006230000-0x0000000006231000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3768-119-0x0000000005CC0000-0x0000000005CC1000-memory.dmp
    Filesize

    4KB

    Download