Overview

overview

10

Static

static

T. HALK BA....S.exe

windows7_x64

10

T. HALK BA....S.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    102s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:59

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General

  • Target

    T. HALK BANKASI A.S.exe

  • Size

    569KB

  • MD5

    9a93aae886b13bfa86dade71e0b21846

  • SHA1

    9a4c8babb2b4e3b5292f2dc227fe25f8abc6b9a3

  • SHA256

    d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75

  • SHA512

    11e1bb4c43b8557b3b13584e09bf28fda105f973ead881d5254c64edd8bfb950d91b1967de98362f758d72399f2d43d9805647b03360d6b4df06d9e9cc65e74e

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Hunter$#@145722

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Executes dropped EXE 1 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 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\T. HALK BANKASI A.S.exe
    "C:\Users\Admin\AppData\Local\Temp\T. HALK BANKASI A.S.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2348
    • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
      "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Temp\InstallUtil.exe
    Filesize

    41KB

    MD5

    5d4073b2eb6d217c19f2b22f21bf8d57

    SHA1

    f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

    SHA256

    ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

    SHA512

    9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
    Filesize

    41KB

    MD5

    5d4073b2eb6d217c19f2b22f21bf8d57

    SHA1

    f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

    SHA256

    ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

    SHA512

    9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

    Download Submit
  • memory/2348-130-0x00000000008B0000-0x0000000000944000-memory.dmp
    Filesize

    592KB

    Download
  • memory/2348-131-0x0000000005F50000-0x00000000064F4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2348-132-0x0000000005AA0000-0x0000000005B32000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4304-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4304-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4304-137-0x00000000059D0000-0x0000000005A6C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4304-138-0x0000000005F00000-0x0000000005F66000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4304-139-0x0000000006D20000-0x0000000006D70000-memory.dmp
    Filesize

    320KB

    Download
  • memory/4304-140-0x0000000006CE0000-0x0000000006CEA000-memory.dmp
    Filesize

    40KB

    Download