Overview

overview

10

Static

static

10

e.exe

windows7_x64

10

e.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    13-10-2021 11:34

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General

  • Target

    e.exe

  • Size

    164KB

  • MD5

    24fa54b1435a3d9f7ed24c2f0d6c1d7d

  • SHA1

    43ee450cd49c06606705408de851639e15c4d145

  • SHA256

    acea416e96234be71f6b7876e85135d047c82b07980551cbe937e224b6321c98

  • SHA512

    85791641d7ef626290856726fcf859b8bc420febca5127c94b7f4a135df0ef578fe0a7f06a0141b75eb52953510d9c232ec10bef6ffa6b0b53915c4796e07e28

Score
10/10
xloaderepnsloaderratsuricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

epns

C2

http://www.lnvietnam.online/epns/

Decoy

mmfaccao.com

blttsperma.quest

946abe.net

indispensablehands.com

jkformationfrance.com

phonerepaire.com

lienquan-trian.com

youkuti.com

empowermindbodystudios.com

seunicapf.com

fk-link.xyz

kunai.tech

difficultbutdoablebrand.com

ejworkspace.com

teracorp.biz

thekids.today

quintaalentejana.com

annaviruksham.com

jshengrong.com

nsmetalmakina.xyz

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 1 IoCs
    rat
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\e.exe
      "C:\Users\Admin\AppData\Local\Temp\e.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:3728
    • C:\Windows\SysWOW64\chkdsk.exe
      "C:\Windows\SysWOW64\chkdsk.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:1616

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

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Downloads

  • memory/1616-117-0x0000000000000000-mapping.dmp
    Download
  • memory/1616-119-0x0000000000790000-0x00000000007B9000-memory.dmp
    Filesize

    164KB

    Download
  • memory/1616-118-0x0000000000810000-0x000000000081A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1616-120-0x0000000005220000-0x0000000005540000-memory.dmp
    Filesize

    3.1MB

    Download
  • memory/1616-121-0x0000000004F80000-0x0000000005010000-memory.dmp
    Filesize

    576KB

    Download
  • memory/3028-116-0x00000000065D0000-0x000000000673B000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/3028-122-0x0000000005420000-0x00000000054E5000-memory.dmp
    Filesize

    788KB

    Download
  • memory/3728-114-0x0000000001090000-0x00000000013B0000-memory.dmp
    Filesize

    3.1MB

    Download
  • memory/3728-115-0x0000000000B00000-0x0000000000C4A000-memory.dmp
    Filesize

    1.3MB

    Download