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Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/03/2024, 02:58

General

  • Target

    6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe

  • Size

    72KB

  • MD5

    c9204ebf4894ab01cf96f707d30ed481

  • SHA1

    b795dcb154d4c6aaca34a83d13bff60acb98ce55

  • SHA256

    6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1

  • SHA512

    db59f8f4a944caa93362a492050c1565768993aa5697011394d082a9d7b2a2d6d1914f751e13b78fab75f10707529548a4277e30014c0498b894077ed779614a

  • SSDEEP

    1536:cVAn9tHIaEgtwRWr0DLXlxuuUcuW0AxE+19Hdj0n02HHW:cStoaEZDLXlxuudTP9yfW

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe
    "C:\Users\Admin\AppData\Local\Temp\6906dc833ce2cab16aeb42ea56ce5e027e7e12e08a9ff03417390b2eb45f67f1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp\UnStrFunc.exe
      "C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp\UnStrFunc.exe" _?=C:\Users\Admin\AppData\Local\Temp\nsi1787.tmp
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsi1787.tmp\System.dll

    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • \Users\Admin\AppData\Local\Temp\nsi1787.tmp\UnStrFunc.exe

    Filesize

    58KB

    MD5

    44bb778209750cffb4fecfec65066404

    SHA1

    7b9df7f43bfd8823725ac496bae6dd04ae2dba5c

    SHA256

    a12d8ad081655636c7599b43ca74fc01bcbe8137f00a911ad1e85fcc8aee2071

    SHA512

    1c503f402263e703f5db38cb6f5c61db5e198b6c3b5916a888804e0d064fec3bd58106fbbd279c827813e60eda3c56e03dc307d1d3b55cab495ebed798b3049c