Overview

overview

8

Static

static

da27e4ff97...52.exe

windows7-x64

8

da27e4ff97...52.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    142s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19-10-2022 21:32

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General

  • Target

    da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52.exe

  • Size

    74KB

  • MD5

    91d5e72aa96682eb07b15c68303a58c0

  • SHA1

    165339eb7090b4f3c9b32e25f47e16c7b06d3483

  • SHA256

    da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52

  • SHA512

    3a22af6dcd012e02a165e74960f682dcead4ce4f2b87d01ba2e82515f14bbd5e1096c26dd1b541ccfe35a0f83e6f9c85c94bda57b9ee6fc894e1765b59865892

  • SSDEEP

    1536:9KC9NWMm/YzIWkwW4k+iLWom5TqcF6NXqXvdz/lWHu1:ZQxgdWb+iLXNXqXvdz/lQg

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52.exe
    "C:\Users\Admin\AppData\Local\Temp\da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\fixzubed.exe
      C:\Users\Admin\AppData\Local\Temp\fixzubed.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:1732

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\FixLog.txt
    Filesize

    206B

    MD5

    ad5e1dc12da555131e60d379f61a12b4

    SHA1

    b642efadabdcccb631010a181ba5c96117a56f0c

    SHA256

    b21aff390f52cb23acc3f552aecc4630e2f024098dd72feeb86b82d9587bfb71

    SHA512

    daa1b48f1823d73eefb1c1fd1f4c5e874c941c2dcea0d1e9e938e042d31d5b3b1d6dfd00d1c784d4bba1bf8e0557d0f1080f35aaa96ed6a65424c385994dd00c

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\fixzubed.exe
    Filesize

    74KB

    MD5

    91d5e72aa96682eb07b15c68303a58c0

    SHA1

    165339eb7090b4f3c9b32e25f47e16c7b06d3483

    SHA256

    da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52

    SHA512

    3a22af6dcd012e02a165e74960f682dcead4ce4f2b87d01ba2e82515f14bbd5e1096c26dd1b541ccfe35a0f83e6f9c85c94bda57b9ee6fc894e1765b59865892

    Download Submit

  • \Users\Admin\AppData\Local\Temp\fixzubed.exe
    Filesize

    74KB

    MD5

    91d5e72aa96682eb07b15c68303a58c0

    SHA1

    165339eb7090b4f3c9b32e25f47e16c7b06d3483

    SHA256

    da27e4ff9781fc1a50fde66658049715a6cd7c37b0b425cbff7adbce8f155b52

    SHA512

    3a22af6dcd012e02a165e74960f682dcead4ce4f2b87d01ba2e82515f14bbd5e1096c26dd1b541ccfe35a0f83e6f9c85c94bda57b9ee6fc894e1765b59865892

    Download Submit

  • memory/1732-61-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

    Download

  • memory/1968-54-0x0000000075521000-0x0000000075523000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1968-58-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

    Download