Overview

overview

7

Static

static

3

b4eaf46a3f...c4.exe

windows7-x64

7

b4eaf46a3f...c4.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/06/2024, 11:30

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General

  • Target

    b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe

  • Size

    2.3MB

  • MD5

    16ff011dcdd203ed50522b0495da07c2

  • SHA1

    8914e394a89f0ba8c634438b00c881459c812017

  • SHA256

    b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4

  • SHA512

    a1e1a12a6753776e2d4bec31fcb94fcc6582fcc2300dfd4c6f5e77d0b68c18577fdc7998dbb709e3c85026c75399a7fbc6d4467327bbb06822cf44371b625e5f

  • SSDEEP

    49152:sri/kTIiaWG55+ovfGYqEAf8RlPMJlio68D:srlLaWG55+ovfGYqEAf8RlPlo68

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe
    "C:\Users\Admin\AppData\Local\Temp\b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1748
    • C:\Program Files (x86)\xjkSet_171122\b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe
      "C:\Program Files (x86)\xjkSet_171122\b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:1636

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\xjkSet_171122\api2xxx_dll_M.dll
          Filesize

          1.8MB

          MD5

          ff1c75cd32367a44baba026c6e65d237

          SHA1

          a89c7f1a61a4d88fcd06d6a261534fbfd1d12020

          SHA256

          792f847ac258fdfa929a7bcce0c7d8e3653e6cbe8814b5fdb047235e798a9f35

          SHA512

          4d5866c40f9d69bcbea061f46790d7bc7fc3379cc8a2609bab7bdb88d75e0f8bfe7d908a2ce28e4de411c179fdfd84052bf043bdf0be311c95be92887f167a5a

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        • \Program Files (x86)\xjkSet_171122\b4eaf46a3f0cdef69f054d18d5c3c3bbf8c3843ecb6df00b124840c4051fb7c4.exe
          Filesize

          300KB

          MD5

          b2225628520d9e99176a8b2fa83186cb

          SHA1

          2190f3ac989d80cc78ba859a9268fc306eee1d28

          SHA256

          28d9076c7314de1970f30aee33aeba73ffbd19a654aff07f288136b0e2cda34d

          SHA512

          15f19fc34e0de91223188020a1f763519fcff912fb39493ae3b527720dc4cf485cfa54ac7378ccae3c25b00ee73a827ee3f223b2b115ac8ad129a98672da2f6e

          Download Submit