Overview

overview

10

Static

static

49ac723360...f0.exe

windows7_x64

10

49ac723360...f0.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 06:29

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General

  • Target

    49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe

  • Size

    2.8MB

  • MD5

    fd6c40dbd747bdce483fd0e8d36912fe

  • SHA1

    596cecba374b8ff52c06eac846853537860b8aeb

  • SHA256

    49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0

  • SHA512

    c86284ac889facde7f5ec11901ec7d7a48a275e739e6b8985e5b0a0bab5a98b13c31fd2382429f365cb3e27c432e37b8404bf63c76bfc255c215210e656e4fd5

  • SSDEEP

    49152:s+8FtURmyaI71Q/jujaZlNvbpb928b5/QQnK7cpc/08bxK05nBKPEvQLcPq:VRHawQIajlbp52G5/Vnlpc/0UxK0PQLb

Score
10/10
loaderbotxmrigloaderminerpersistenceupx

Malware Config

Extracted

Family

loaderbot

C2

http://cb32807.tmweb.ru/cmd.php

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

    loaderminerloaderbot
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • LoaderBot executable 1 IoCs
  • XMRig Miner payload 1 IoCs
    miner
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe
    "C:\Users\Admin\AppData\Local\Temp\49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe
      "C:\Users\Admin\AppData\Local\Temp\49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
        "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.hashvault.pro:3333 -u 46onrEZsDdWZyknWG5KjBbVcLnUmBqUhmc9Hq5z1SStdRpV4zPkJNeXGZdb4s9ibhSG89hYWjUmw15UJ39NneQuH92pDsHK -p x -k -v=0 --donate-level=1 -t 1
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1628

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\49ac7233602bbdc3f70f9b5f68cc99a1e79768013f3abcc68a594da4aee873f0.exe.log
    Filesize

    1KB

    MD5

    e08f822522c617a40840c62e4b0fb45e

    SHA1

    ae516dca4da5234be6676d3f234c19ec55725be7

    SHA256

    bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

    SHA512

    894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
    Filesize

    3.9MB

    MD5

    5057a2c9d718b3ec71df1442fd137a28

    SHA1

    bf9dacb50ca403e8ad274f5d96af9177ab76c0e5

    SHA256

    a77f85188c6b1ada2cbe4581061c32504d42df4930257e3bc04afaf37af63b43

    SHA512

    448db62c126eba00816987981ca1fc61a2c0accf96cf12f770990e508fe2aee71f42c626b238d30af8d6da0f8ee279edfe79cdcee22304ed17e659589af383f0

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
    Filesize

    3.9MB

    MD5

    5057a2c9d718b3ec71df1442fd137a28

    SHA1

    bf9dacb50ca403e8ad274f5d96af9177ab76c0e5

    SHA256

    a77f85188c6b1ada2cbe4581061c32504d42df4930257e3bc04afaf37af63b43

    SHA512

    448db62c126eba00816987981ca1fc61a2c0accf96cf12f770990e508fe2aee71f42c626b238d30af8d6da0f8ee279edfe79cdcee22304ed17e659589af383f0

    Download Submit

  • memory/1628-142-0x0000000000400000-0x0000000000CF1000-memory.dmp

    Filesize

    8.9MB

    Download

  • memory/1628-146-0x0000000000000000-0x0000000000200000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1628-145-0x0000000000400000-0x0000000000CF1000-memory.dmp

    Filesize

    8.9MB

    Download

  • memory/1628-144-0x0000000000000000-0x0000000000200000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1628-143-0x0000000000190000-0x00000000001A0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2256-137-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

    Download

  • memory/5036-132-0x0000000007430000-0x00000000074C2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/5036-131-0x00000000079E0000-0x0000000007F84000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/5036-130-0x0000000000170000-0x0000000000442000-memory.dmp

    Filesize

    2.8MB

    Download

  • memory/5036-133-0x0000000004E00000-0x0000000004E0A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/5036-134-0x0000000006F50000-0x0000000006FEC000-memory.dmp

    Filesize

    624KB

    Download

  • memory/5036-135-0x0000000000AD0000-0x0000000000B36000-memory.dmp

    Filesize

    408KB

    Download