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Analysis

  • max time kernel
    121s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 22:22

General

  • Target

    1e55f12e7ac3f3375d923bc9541d4dcb.exe

  • Size

    3.3MB

  • MD5

    1e55f12e7ac3f3375d923bc9541d4dcb

  • SHA1

    e2414fdd57a4bfe075e8b0981fb9a90be9076b49

  • SHA256

    73b541bf55a64a04931940828bc15376e967febc8dce8c14ba3e06487564d678

  • SHA512

    2223277dadd487f1823d587d6d9641bfdcd656d6f3b17eaac9c965f56c9450c69e8b487659aadcb0b23fa573f09ce259f41611112f7bc988aa2736c8fbb81d88

  • SSDEEP

    98304:v58Q2UzpWVXJ4zlji+LPdFSv1pUfPGPydx:yQ2UzpBlj75Fy1pw0A

Score
7/10

Malware Config

Signatures

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

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e55f12e7ac3f3375d923bc9541d4dcb.exe
    "C:\Users\Admin\AppData\Local\Temp\1e55f12e7ac3f3375d923bc9541d4dcb.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsyA98A.tmp\tools.dll

    Filesize

    236KB

    MD5

    e12f05661436f2974cf91b5fc76fb5f4

    SHA1

    5e0b7887950204713bef3da0018911279f2540ec

    SHA256

    1873de723938193f9f0877b08c160884b79503b6607598158ad99bd909189fdc

    SHA512

    61d42e055865dd98552b29dd69dc3d761bc7f77c1af108ad13b0b390059be5668657645258c0c08052a5fe1e9f6bdb018da136eb103b7335097487ec0de5d22d

  • memory/2400-19-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-23-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2400-25-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-24-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2400-27-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-26-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-30-0x0000000005D90000-0x0000000005E90000-memory.dmp

    Filesize

    1024KB

  • memory/2400-31-0x0000000005D90000-0x0000000005E90000-memory.dmp

    Filesize

    1024KB

  • memory/2400-32-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-33-0x00000000745E0000-0x0000000074B8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2400-34-0x0000000005D90000-0x0000000005E90000-memory.dmp

    Filesize

    1024KB

  • memory/2400-41-0x0000000003190000-0x00000000031D0000-memory.dmp

    Filesize

    256KB

  • memory/2400-42-0x0000000005D90000-0x0000000005E90000-memory.dmp

    Filesize

    1024KB

  • memory/2400-43-0x0000000005D90000-0x0000000005E90000-memory.dmp

    Filesize

    1024KB