Analysis

  • max time kernel
    173s
  • max time network
    192s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23-09-2021 12:04

General

  • Target

    QUOTATION '.exe

  • Size

    885KB

  • MD5

    2fdc9cdf35cbdd01b4f61eaa4d8d38a6

  • SHA1

    a59e65c3ecc0c3f586bece4db3a085734c3e4da5

  • SHA256

    c7e4871bd8e22a0dfd8116206cff6631ca4a91857df75017b890768da0730041

  • SHA512

    122adec9d2185d0327f4d07b466e71a55f2689216009325aa5ffd62eb8247654a8dd659031cf07197151f1c17e654a8e4f3e343a04ad61efd5def1340bf97201

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Xloader Payload ⋅ 3 IoCs
  • Suspicious use of SetThreadContext ⋅ 3 IoCs
  • Suspicious behavior: EnumeratesProcesses ⋅ 44 IoCs
  • Suspicious behavior: GetForegroundWindowSpam ⋅ 1 IoCs
  • Suspicious behavior: MapViewOfSection ⋅ 5 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 3 IoCs
  • Suspicious use of UnmapMainImage ⋅ 1 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    Suspicious behavior: GetForegroundWindowSpam
    Suspicious use of UnmapMainImage
    Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe
      "C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe"
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3952
      • C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe
        "{path}"
        PID:3224
      • C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe
        "{path}"
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        PID:3496
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\SysWOW64\cmmon32.exe"
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3184
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION '.exe"
        PID:3980

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Discovery

            Execution

              Exfiltration

                Impact

                  Initial Access

                    Lateral Movement

                      Persistence

                        Privilege Escalation

                          Replay Monitor

                          00:00 00:00

                          Downloads

                          • memory/3016-137-0x0000000005910000-0x0000000005A6C000-memory.dmp
                          • memory/3016-130-0x0000000005840000-0x0000000005903000-memory.dmp
                          • memory/3184-136-0x0000000004D40000-0x0000000004DD0000-memory.dmp
                          • memory/3184-135-0x0000000004EE0000-0x0000000005200000-memory.dmp
                          • memory/3184-133-0x0000000000EF0000-0x0000000000F19000-memory.dmp
                          • memory/3184-132-0x00000000013D0000-0x00000000013DC000-memory.dmp
                          • memory/3184-131-0x0000000000000000-mapping.dmp
                          • memory/3496-126-0x0000000000400000-0x0000000000429000-memory.dmp
                          • memory/3496-128-0x00000000018F0000-0x0000000001C10000-memory.dmp
                          • memory/3496-129-0x0000000001D00000-0x0000000001D11000-memory.dmp
                          • memory/3496-127-0x000000000041D3A0-mapping.dmp
                          • memory/3952-120-0x0000000004F70000-0x0000000004F71000-memory.dmp
                          • memory/3952-125-0x00000000090E0000-0x000000000910B000-memory.dmp
                          • memory/3952-124-0x0000000009030000-0x00000000090AD000-memory.dmp
                          • memory/3952-123-0x0000000004A60000-0x0000000004A6E000-memory.dmp
                          • memory/3952-122-0x0000000005B20000-0x0000000005B21000-memory.dmp
                          • memory/3952-121-0x00000000052B0000-0x00000000052B1000-memory.dmp
                          • memory/3952-114-0x0000000000680000-0x0000000000681000-memory.dmp
                          • memory/3952-119-0x0000000005120000-0x000000000561E000-memory.dmp
                          • memory/3952-118-0x0000000005070000-0x0000000005071000-memory.dmp
                          • memory/3952-117-0x0000000005620000-0x0000000005621000-memory.dmp
                          • memory/3952-116-0x0000000004FD0000-0x0000000004FD1000-memory.dmp
                          • memory/3980-134-0x0000000000000000-mapping.dmp