Overview

overview

10

Static

static

3

Purchase O...24.exe

windows7-x64

10

Purchase O...24.exe

windows10-2004-x64

10

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...ec.dll

windows7-x64

3

$PLUGINSDI...ec.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    ab49c5ba806d4b3aef68b4a70c2ebb261f4b7cd6e74f3ec838c9d59aacf969c5.z

  • Size

    354KB

  • Sample

    240524-b1qkmagg37

  • MD5

    bdf1ae28f8c5cb98e37b85749c82898b

  • SHA1

    bae851bacae6fbaedf70e1f9a8446612c0ce241c

  • SHA256

    ab49c5ba806d4b3aef68b4a70c2ebb261f4b7cd6e74f3ec838c9d59aacf969c5

  • SHA512

    6e7639217f4e6913209d68cb9fac48a16d8799a8676091f53fb70e433fffbe53f65f46934ed276dc9278467a91dfa23a07a452ada1c54c9e11e0280b1e4a236a

  • SSDEEP

    6144:N6LcWLDbWTPB37z1CpBuBIz3BOOayIDHUCcJoGsYeA0lNCyHN4mExWNNAXe+:N6LcWLDoaNz3k0vJo+WNFHN4TxXr

Score
10/10
agentteslaguloaderdownloaderkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.queenstreetsurgery.co.za
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    20Queen St.

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Purchase Order PO05232024.exe

    • Size

      701KB

    • MD5

      818e095a728bb7fde8d34c3276c01e15

    • SHA1

      5bc32d174f3dc493312b330d01ceb55e58127f4c

    • SHA256

      dd39d251c8d31fdcd410940c7e3a6b1ec76c62b341c60810215da5434d2cb52a

    • SHA512

      3f65fe9b8b0755ae9faad6cd7028fae580e09401de2eb988814292458c256c21ea01ba1e481ecd28c7c8615b0457405b32744be7190bdae58846c300c9ef3672

    • SSDEEP

      12288:bvp1DrAkngRmfxs7u//fARGujCxyIG1TxHhsS14P6bu4:TnDrA/mfWu/gnjNdNhd14CV

    Score
    10/10
    guloaderdownloaderagentteslakeyloggerspywarestealertrojan

    • 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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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

      0ff2d70cfdc8095ea99ca2dabbec3cd7

    • SHA1

      10c51496d37cecd0e8a503a5a9bb2329d9b38116

    • SHA256

      982c5fb7ada7d8c9bc3e419d1c35da6f05bc5dd845940c179af3a33d00a36a8b

    • SHA512

      cb5fc0b3194f469b833c2c9abf493fcec5251e8609881b7f5e095b9bd09ed468168e95dda0ba415a7d8d6b7f0dee735467c0ed8e52b223eb5359986891ba6e2e

    • SSDEEP

      192:eK24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlASl:u8QIl975eXqlWBrz7YLOlA

    Score
    3/10
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/nsExec.dll

    • Size

      6KB

    • MD5

      01e76fe9d2033606a48d4816bd9c2d9d

    • SHA1

      e46d8a9ed4d5da220c81baf5f1fdb94708e9aba2

    • SHA256

      ee052fd5141bf769b841846170aabf0d7c2bb922c74c623c3f109344534f7a70

    • SHA512

      62ef7095d1bf53354c20329c2ce8546c277aa0e791839c8a24108a01f9483a953979259e0ad04dbcab966444ee7cdd340f8c9557bc8f98e9400794f2751dc7e0

    • SSDEEP

      96:J7fhfKaGgchPzxK6bq+pKX6D8ZLidGgmkN738:HbGgGPzxeX6D8ZyGgmkN

    Score
    3/10
    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