Analysis

  • max time kernel
    146s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-08-2024 16:40

General

  • Target

    92c7e69b6d03a37ec81009ef279a87ef62d8fa6b8d4122a005813facbed979f5.exe

  • Size

    492KB

  • MD5

    3264ed302538a2d29f2e48f26eff85b0

  • SHA1

    45a77b6cf9772caa5867a76c9f1d66c2ee40d10a

  • SHA256

    92c7e69b6d03a37ec81009ef279a87ef62d8fa6b8d4122a005813facbed979f5

  • SHA512

    f73672146ddc183532b48dc66c449add85a84b5e9fb6e9dddefd17d05f56d23d40e459f3a52fd571c68add81d0c0264c21399ee4049f64102c04ccb1d976319c

  • SSDEEP

    12288:oYtgJpASCb8O7g2b88suVYx8ftvnt/TDq2IN1SJrx:oYerASsckVtFnTL

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Loads dropped DLL 7 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92c7e69b6d03a37ec81009ef279a87ef62d8fa6b8d4122a005813facbed979f5.exe
    "C:\Users\Admin\AppData\Local\Temp\92c7e69b6d03a37ec81009ef279a87ef62d8fa6b8d4122a005813facbed979f5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Program Files (x86)\windows mail\wab.exe
      "C:\Users\Admin\AppData\Local\Temp\92c7e69b6d03a37ec81009ef279a87ef62d8fa6b8d4122a005813facbed979f5.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsd193.tmp\LangDLL.dll

    Filesize

    5KB

    MD5

    68b287f4067ba013e34a1339afdb1ea8

    SHA1

    45ad585b3cc8e5a6af7b68f5d8269c97992130b3

    SHA256

    18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

    SHA512

    06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

  • C:\Users\Admin\AppData\Local\Temp\nsd193.tmp\System.dll

    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • memory/972-28-0x0000000077521000-0x0000000077641000-memory.dmp

    Filesize

    1.1MB

  • memory/972-29-0x0000000074385000-0x0000000074386000-memory.dmp

    Filesize

    4KB

  • memory/2012-30-0x00000000775A8000-0x00000000775A9000-memory.dmp

    Filesize

    4KB

  • memory/2012-31-0x00000000775C5000-0x00000000775C6000-memory.dmp

    Filesize

    4KB

  • memory/2012-32-0x0000000001200000-0x0000000002454000-memory.dmp

    Filesize

    18.3MB

  • memory/2012-33-0x0000000077521000-0x0000000077641000-memory.dmp

    Filesize

    1.1MB

  • memory/2012-34-0x0000000071D4E000-0x0000000071D4F000-memory.dmp

    Filesize

    4KB

  • memory/2012-35-0x0000000001200000-0x0000000001240000-memory.dmp

    Filesize

    256KB

  • memory/2012-36-0x000000003A4C0000-0x000000003AA64000-memory.dmp

    Filesize

    5.6MB

  • memory/2012-37-0x0000000039F80000-0x0000000039FE6000-memory.dmp

    Filesize

    408KB

  • memory/2012-38-0x0000000071D40000-0x00000000724F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2012-39-0x000000003A360000-0x000000003A3B0000-memory.dmp

    Filesize

    320KB

  • memory/2012-40-0x000000003AA70000-0x000000003AB02000-memory.dmp

    Filesize

    584KB

  • memory/2012-41-0x000000003A3D0000-0x000000003A3DA000-memory.dmp

    Filesize

    40KB