Overview

overview

10

Static

static

10

PURCHASE O...ls.vbs

windows7-x64

8

PURCHASE O...ls.vbs

windows10-2004-x64

10

PURCHASE O...et.exe

windows7-x64

10

PURCHASE O...et.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 10:26

Sharing

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General

  • Target

    PURCHASE ORDER DOCUMENT/Purchase Order Summary Details.vbs

  • Size

    664B

  • MD5

    f86e6209572e4aa47973b354ce16342f

  • SHA1

    651a612eb8b23c243341710deafe8b8032aabf09

  • SHA256

    b5dcbbec05c4132e2221ee1be9a68d1ef4b0772a8568eab50f52ecbccca2c30d

  • SHA512

    f66d205ab4f9db97bc51aecff2e05f07701bcb5b63c15702362eb526328461306ef166c8339d571124a0a744ad9f8b24fc0f60872f8832a4ed57df92559957b7

Score
10/10
xredbackdoordiscoverypersistenceupx

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Xred

    Xred is backdoor written in Delphi.

    backdoorxred
  • Xred family
    xred
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • AutoIT Executable 17 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 21 IoCs

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

    upx
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\Purchase Order Summary Details.vbs"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:2588
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3652
      • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\._cache_update.exe
        "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\._cache_update.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • NTFS ADS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:4796
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn WLJOQW.exe /tr C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2040
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn WLJOQW.exe /tr C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:3336
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\WLJOQW.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1988
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3168
        • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1936
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2192
  • C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
    C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2684
  • C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
    C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\05975E00
    Filesize

    22KB

    MD5

    c4cce5e77da26d9a0988f5471264b6e1

    SHA1

    f00d3063b1e3667e3a51c8cfd9601fc43c0bf0ed

    SHA256

    b2a8bf87a17052bb53554abee9d3d3ff2cdb61d5e2015c39f76ae463b95c8caf

    SHA512

    6fa84982d34b1b9872b1dc95ff9bbed4ef83c1f17771c487f4a43031429828ed3e1f46341aa7b0540192a0ea12d230bbf6aace75fe5d02acf09b17b5c7807d77

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DOCUMENT\._cache_update.exe
    Filesize

    898KB

    MD5

    66a4951d384b55633ab61add85514f07

    SHA1

    bbf7a65a664bb2b8001576bf670a8381aad3a185

    SHA256

    6068b17cf1c362bfe7736e0b192c362735a040a68a6d41eb8ccdd8be242ca191

    SHA512

    d4dc27627baa28e79ae6dbd375a08c2afb5d47f43dd1c15e41a5033ac3c95bad018ebe5087dafad62fe2266fa7b69599ec2bed92da521208aab5011f854c7123

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\WLJOQW.vbs
    Filesize

    872B

    MD5

    4a97c4f876ab541fa65e8ee039ed5320

    SHA1

    26a1b65d0b2523041f58b4a6112adeb16cae66b5

    SHA256

    92529aea5dfd9cd1977beee3c8c38c4fcf28335d507ca045cb3a5bd6c98d9885

    SHA512

    c9f6bcd6b6ba5a49b07c2f0589f329fd4acc8bd24a97f8c6c4f5617c730cc6daceb28043e48b2c57cb9dc0db526d0c6697ff4af9c52a489741b110187c719026

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\YgemPJpC.xlsm
    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe
    Filesize

    1.6MB

    MD5

    1585cb2963dceb92fbcf6c4c057e191e

    SHA1

    2063f45e9c82553bbc41cb4bc8e10b2d06d701c9

    SHA256

    67d5fc80b6bf87eb6bc3d505b0102cfdf8e8727d3da004d982467ab08ded7f0b

    SHA512

    88475b49d4299519b978711b16e0ea40579a3b671eb898d3d3f8391fbc2de55665bc0a978a20578a4c83f6bf3894a857e4013f34b0e2e4db6de404f66ef9ce47

    Download Submit

  • memory/1936-211-0x0000000000FC0000-0x00000000011B0000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/1936-204-0x0000000000FC0000-0x00000000011B0000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/2192-205-0x00007FF9FED50000-0x00007FF9FED60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-207-0x00007FF9FED50000-0x00007FF9FED60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-208-0x00007FF9FED50000-0x00007FF9FED60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-209-0x00007FF9FED50000-0x00007FF9FED60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-206-0x00007FF9FED50000-0x00007FF9FED60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-212-0x00007FF9FCA50000-0x00007FF9FCA60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2192-213-0x00007FF9FCA50000-0x00007FF9FCA60000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2684-273-0x00000000002D0000-0x00000000004C0000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/2684-275-0x00000000002D0000-0x00000000004C0000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/3168-262-0x0000000000400000-0x00000000005A3000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/3168-304-0x0000000000400000-0x00000000005A3000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/3652-8-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3652-138-0x0000000000400000-0x00000000005A3000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/4796-276-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-261-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-270-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-72-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-266-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-260-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-281-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-268-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-303-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-305-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-307-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-309-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-319-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-313-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4796-315-0x0000000000B40000-0x0000000000D30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/5072-312-0x00000000002D0000-0x00000000004C0000-memory.dmp

    Filesize

    1.9MB

    Download