Overview

overview

10

Static

static

MT103_Advice.exe

windows7-x64

10

MT103_Advice.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-07-2022 12:51

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General

  • Target

    MT103_Advice.exe

  • Size

    498KB

  • MD5

    a0710a7b2266067d2761c2c00b3781c9

  • SHA1

    838c7b45cfd7333c0681d6a3b5b17d486f8fb509

  • SHA256

    cabb105b68b42b80ce9e42a35fdc198b147068f34a9b637c4dfab7b71987f00c

  • SHA512

    38fd65030a2e2e7230c2469fd1816834d5d034848fa06cc8f63b6d31c998a6a6ba851e80c3134470e21c80f303b6bdce32bebba1092f1eb6abe5535df5651e0c

Score
10/10
xloaderzzunloaderratsuricata

Malware Config

Extracted

Family

xloader

Version

2.9

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

    loaderxloader
  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata
  • Xloader payload 4 IoCs
    rat
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\MT103_Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\MT103_Advice.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4620
      • C:\Users\Admin\AppData\Local\Temp\MT103_Advice.exe
        "{path}"
        3⤵
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2660
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3604
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\MT103_Advice.exe"
        3⤵
          PID:3476

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2660-140-0x00000000017A0000-0x0000000001AEA000-memory.dmp
      Filesize

      3.3MB

      Download
    • memory/2660-144-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

      Download
    • memory/2660-141-0x0000000001C50000-0x0000000001C61000-memory.dmp
      Filesize

      68KB

      Download
    • memory/2660-137-0x0000000000000000-mapping.dmp
      Download
    • memory/2660-138-0x0000000000400000-0x000000000042C000-memory.dmp
      Filesize

      176KB

      Download
    • memory/3004-152-0x00000000080E0000-0x00000000081C8000-memory.dmp
      Filesize

      928KB

      Download
    • memory/3004-151-0x00000000080E0000-0x00000000081C8000-memory.dmp
      Filesize

      928KB

      Download
    • memory/3004-142-0x0000000002900000-0x00000000029ED000-memory.dmp
      Filesize

      948KB

      Download
    • memory/3476-147-0x0000000000000000-mapping.dmp
      Download
    • memory/3604-143-0x0000000000000000-mapping.dmp
      Download
    • memory/3604-145-0x0000000000490000-0x00000000008C3000-memory.dmp
      Filesize

      4.2MB

      Download
    • memory/3604-146-0x0000000000BD0000-0x0000000000BFC000-memory.dmp
      Filesize

      176KB

      Download
    • memory/3604-148-0x0000000002D40000-0x000000000308A000-memory.dmp
      Filesize

      3.3MB

      Download
    • memory/3604-149-0x0000000000BD0000-0x0000000000BFC000-memory.dmp
      Filesize

      176KB

      Download
    • memory/3604-150-0x0000000002BA0000-0x0000000002C30000-memory.dmp
      Filesize

      576KB

      Download
    • memory/4620-136-0x0000000005AE0000-0x0000000005B36000-memory.dmp
      Filesize

      344KB

      Download
    • memory/4620-135-0x00000000057A0000-0x00000000057AA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/4620-134-0x0000000005870000-0x0000000005902000-memory.dmp
      Filesize

      584KB

      Download
    • memory/4620-131-0x0000000000EE0000-0x0000000000F62000-memory.dmp
      Filesize

      520KB

      Download
    • memory/4620-133-0x0000000005E20000-0x00000000063C4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/4620-132-0x00000000057D0000-0x000000000586C000-memory.dmp
      Filesize

      624KB

      Download