Overview

overview

10

Static

static

3

4.exe

windows7-x64

10

4.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

keelhauls.scr

windows7-x64

keelhauls.scr

windows10-2004-x64

Sharing

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General

  • Target

    4.exe

  • Size

    849KB

  • Sample

    240628-l1tx6atcjh

  • MD5

    1e6cb04df9502e8cb007a482c663bc9d

  • SHA1

    f53cf395db96bca467de325491ac09cfb8d388fc

  • SHA256

    a7afb33b403ad33bf2421901d5ed9aad4e7ee362f343a86f313897713f595625

  • SHA512

    8c962d165a951644c0c5bf52b95159185a49657facd1f6b3c443fe3dc2af11ab6af8c3e511a37e2581e2cf3e27b7671b0bc5b7762a3fb38b3a273afee6790e57

  • SSDEEP

    12288:hcIjd3nQIQsk3na+QidVt1+DXuY4Dc25c2YDX8Y/RN4Yx6m:hcIjUna3imz4DTg5vl

Score
10/10
agentteslaguloaderdownloaderkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     ftp
  • Host:
    ftp://mail.hearing-vision.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    LILKOOLL14!

Targets

    • Target

      4.exe

    • Size

      849KB

    • MD5

      1e6cb04df9502e8cb007a482c663bc9d

    • SHA1

      f53cf395db96bca467de325491ac09cfb8d388fc

    • SHA256

      a7afb33b403ad33bf2421901d5ed9aad4e7ee362f343a86f313897713f595625

    • SHA512

      8c962d165a951644c0c5bf52b95159185a49657facd1f6b3c443fe3dc2af11ab6af8c3e511a37e2581e2cf3e27b7671b0bc5b7762a3fb38b3a273afee6790e57

    • SSDEEP

      12288:hcIjd3nQIQsk3na+QidVt1+DXuY4Dc25c2YDX8Y/RN4Yx6m:hcIjUna3imz4DTg5vl

    Score
    10/10
    agentteslaguloaderdownloaderkeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      55a26d7800446f1373056064c64c3ce8

    • SHA1

      80256857e9a0a9c8897923b717f3435295a76002

    • SHA256

      904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

    • SHA512

      04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

    • SSDEEP

      192:MPtkumJX7zBE2kGwfy9S9VkPsFQ1Mx1c:97O2k5q9wA1Mxa

    Score
    3/10
    behavioral3behavioral4

    • Target

      keelhauls.scr

    • Size

      1.0MB

    • MD5

      87a3ce82a211e6022d7145c99eef5edc

    • SHA1

      d2aa5daef3272acdee40657353ebb0ba94728e8d

    • SHA256

      66bf6c84307739696eb18d632b6a34755375e61f3c612dc273c7f8f25fcad938

    • SHA512

      66f2bc1530f6d187749486c7305f069d67964ef5427a6a59f2dc081469f5d608c6e0d2c30edef70a6a79e6386be1528ae2b8725ba704e2d3cf8b2f303d8eb1cf

    • SSDEEP

      768:N9lotXK6U6HA/zmsIxzvraRwfj+iMbmwrhg2hnwjYBm2GOP9bsWZafCJL6Ir7wxG:QRPMLzJ

    Score
    1/10
    behavioral5behavioral6

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks