Analysis

  • max time kernel
    91s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    01-01-2023 21:04

General

  • Target

    AllAcro86.exe

  • Size

    1.8MB

  • MD5

    3a8e270abd328c59f307363a06543261

  • SHA1

    58dafe8b01f4ba71eb6cab770e7dde2749b6f1b9

  • SHA256

    9fc9f0ba3810871689e7bef9dd0739ee9679ff48ca8be1ab5c15ee5fd556045e

  • SHA512

    b7bf25e3550671340913d40a8ce24e1eef06a5989ce82da83073f4fd80bcf0ae146075e480967ea2c4d4e9a5a9c50042e242924c331836a6675dded68b9d76fc

  • SSDEEP

    24576:pYtcjUT/G75uxqDp9Xc9L+pEKgwC/pS/1tvJ99TS7TWLGtg4LC4kpM87hgtpoa6v:W6s67DDXG+GL527vxG64wKp6v

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\AllAcro86.exe
    "C:\Users\Admin\AppData\Local\Temp\AllAcro86.exe"
    1⤵
    • Loads dropped DLL
    PID:4284

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nss816C.tmp\System.dll

    Filesize

    12KB

    MD5

    cff85c549d536f651d4fb8387f1976f2

    SHA1

    d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    SHA256

    8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    SHA512

    531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

  • C:\Users\Admin\AppData\Local\Temp\nss816C.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    2f69afa9d17a5245ec9b5bb03d56f63c

    SHA1

    e0a133222136b3d4783e965513a690c23826aec9

    SHA256

    e54989d2b83e7282d0bec56b098635146aab5d5a283f1f89486816851ef885a0

    SHA512

    bfd4af50e41ebc56e30355c722c2a55540a5bbddb68f1522ef7aabfe4f5f2a20e87fa9677ee3cdb3c0bf5bd3988b89d1224d32c9f23342a16e46c542d8dc0926