Overview

overview

7

Static

static

3

7z2405-x64.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    39s
  • max time network
    34s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-09-2024 08:24

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General

  • Target

    7z2405-x64.exe

  • Size

    1.5MB

  • MD5

    c73433dd532d445d099385865f62148b

  • SHA1

    4723c45f297cc8075eac69d2ef94e7e131d3a734

  • SHA256

    12ef1c8127ec3465520e4cfd23605b708d81a5a2cf37ba124f018e5c094de0d9

  • SHA512

    1211c8b67652664d6f66e248856b95ca557d4fdb4ea90d30df68208055d4c94fea0d158e7e6a965eae5915312dee33f62db882bb173faec5332a17bd2fb59447

  • SSDEEP

    49152:ZEVAbJqaITViU3qLkr7toP9KT+uv6WC+5uxe1o58:ZEVcqeUaki9oBqt+

Score
7/10
discoverypersistenceprivilege_escalation

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

    discovery
  • Modifies registry class 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7z2405-x64.exe
    "C:\Users\Admin\AppData\Local\Temp\7z2405-x64.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:552
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2148
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2020
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe"
      1⤵
      • Executes dropped EXE
      PID:4404
    • C:\Program Files\7-Zip\7z.exe
      "C:\Program Files\7-Zip\7z.exe"
      1⤵
      • Executes dropped EXE
      PID:2176

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Event Triggered Execution

    1
    T1546

    Component Object Model Hijacking

    1
    T1546.015

    Privilege Escalation

    Event Triggered Execution

    1
    T1546

    Component Object Model Hijacking

    1
    T1546.015

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    System Location Discovery

    1
    T1614

    System Language Discovery

    1
    T1614.001

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

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    Downloads

    • C:\Program Files\7-Zip\7-zip.dll
      Filesize

      99KB

      MD5

      3428b9967f63c00213d6dbdb27973996

      SHA1

      1cf56abc2e0b71f5a927ea230c8cca073d20fc97

      SHA256

      56008756553ea5876fb8aad98f6f5dbca1ba14c5e53f4fa9ec318e355e146a7e

      SHA512

      b876b39d030818ce7879eb9bb5ff4375712cf145b7457a815880bf010215bd9dcde539e7d0877c56558e0d23a310bc75bfb9d315f9966cbda4ae02a7821980cc

      Download Submit
    • C:\Program Files\7-Zip\7z.exe
      Filesize

      548KB

      MD5

      e1e36ca1443a94afda63fff08db41d9e

      SHA1

      e003b8b4ad6b024c808f422b8e09257811c55ec5

      SHA256

      fcdf41ab5a749e82575d36365bf11e8ce9b52d05c9058cd3589c8c2c8c4f59f5

      SHA512

      99df04b41492108af134ab67964584e07549a1ed32329815e1f9814e5cbaf6c3ee72b3d9fd17b30347d8e22009b489f7329ed48e25422cdaf1a3775515435b6a

      Download Submit
    • C:\Program Files\7-Zip\7zFM.exe
      Filesize

      960KB

      MD5

      b161d842906239bf2f32ad158bea57f1

      SHA1

      4a125d6cbeae9658e862c637aba8f8b9f3bf5cf7

      SHA256

      3345c48505e0906f1352499ba7cbd439ac0c509a33f04c7d678e2c960c8b9f03

      SHA512

      0d14c75c8e80af8246ddf122052190f5ffb1f81ffd5b752990747b7efcb566b49842219d9b26df9dbe267c9a3876d7b60158c9f08d295d0926b60dbbebc1fa3c

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    • C:\Program Files\7-Zip\7zG.exe
      Filesize

      691KB

      MD5

      ebff295ea5bb139eb04c699e1a52c286

      SHA1

      4d71053397304ab545f246ed6676d5927691b833

      SHA256

      835d114678b311e938ee235519be252b38f14f2c5117d3ee3b905f09f0615f94

      SHA512

      4320277436d737efb3ea04515a52ec86102a02f840b2f16d8f27673244124e149f01eee15870448710ec015c103a83f8bbf491f9928dbc1bc1b55236da8473b9

      Download Submit