Analysis

  • max time kernel
    152s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    08-12-2021 10:16

General

  • Target

    Jayaswal Neco Industries - Products List & document.exe

  • Size

    1.2MB

  • MD5

    f3d120960ee7052af731cebcfc3b4d99

  • SHA1

    16ae70774e448cbb368838c89feb4c173955ecc9

  • SHA256

    d176de3884899e94f7c82f1ad0b21e9f305d3d5d7d753cc701a880e01d692cad

  • SHA512

    de5014a7fed0ab9d860bd53e8606010e00c519cf73574bee6186e13a9d9f657747a590ec7486ae5b6bc1765d76a123704e280dfcb99f8f621d5dae6cda9355df

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

46uq

C2

http://www.liberia-infos.net/46uq/

Decoy

beardeddentguy.com

envirobombs.com

mintbox.pro

xiangpusun.com

pyjama-france.com

mendocinocountylive.com

innovativepropsolutions.com

hpsaddlerock.com

qrmaindonesia.com

liphelp.com

archaeaenergy.info

18446744073709551615.com

littlecreekacresri.com

elderlycareacademy.com

drshivanieyecare.com

ashibumi.com

stevenalexandergolf.com

adoratv.net

visitnewrichmond.com

fxbvanpool.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 4 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Users\Admin\AppData\Local\Temp\Jayaswal Neco Industries - Products List & document.exe
      "C:\Users\Admin\AppData\Local\Temp\Jayaswal Neco Industries - Products List & document.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:592
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AmaSrePPk.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:648
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AmaSrePPk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB0B9.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:1824
      • C:\Users\Admin\AppData\Local\Temp\Jayaswal Neco Industries - Products List & document.exe
        "C:\Users\Admin\AppData\Local\Temp\Jayaswal Neco Industries - Products List & document.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:804
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\SysWOW64\control.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:1180

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB0B9.tmp
    MD5

    06583d9e4097e41c6ba3f068726cf146

    SHA1

    7aa35e62904663b5b5cc0e88bb671ef00de8a93a

    SHA256

    f544963e77e09ad4043dbf9a2e99f91d9ae5260033bc9c8e2e5a72bc0372409b

    SHA512

    b75d53b0de305a276d27cbe3b39e4a7059a01f28fc4bdfdbea700dc10d86f87678bf12399fde252e4334a198b55e81ef994e08d6489b7105ec97690892e1056e

  • memory/592-57-0x0000000075C51000-0x0000000075C53000-memory.dmp
    Filesize

    8KB

  • memory/592-58-0x00000000049D0000-0x00000000049D1000-memory.dmp
    Filesize

    4KB

  • memory/592-59-0x0000000000450000-0x0000000000457000-memory.dmp
    Filesize

    28KB

  • memory/592-60-0x0000000005F40000-0x0000000006056000-memory.dmp
    Filesize

    1.1MB

  • memory/592-55-0x0000000000E00000-0x0000000000E01000-memory.dmp
    Filesize

    4KB

  • memory/648-70-0x00000000022E0000-0x0000000002F2A000-memory.dmp
    Filesize

    12.3MB

  • memory/648-61-0x0000000000000000-mapping.dmp
  • memory/648-72-0x00000000022E0000-0x0000000002F2A000-memory.dmp
    Filesize

    12.3MB

  • memory/648-71-0x00000000022E0000-0x0000000002F2A000-memory.dmp
    Filesize

    12.3MB

  • memory/804-76-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/804-77-0x0000000000290000-0x00000000002A1000-memory.dmp
    Filesize

    68KB

  • memory/804-67-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/804-66-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/804-65-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/804-73-0x0000000000830000-0x0000000000B33000-memory.dmp
    Filesize

    3.0MB

  • memory/804-74-0x0000000000240000-0x0000000000251000-memory.dmp
    Filesize

    68KB

  • memory/804-68-0x000000000041D4B0-mapping.dmp
  • memory/1180-79-0x0000000000000000-mapping.dmp
  • memory/1180-81-0x0000000000E00000-0x0000000000E1F000-memory.dmp
    Filesize

    124KB

  • memory/1180-82-0x00000000000D0000-0x00000000000F9000-memory.dmp
    Filesize

    164KB

  • memory/1180-83-0x0000000000AE0000-0x0000000000DE3000-memory.dmp
    Filesize

    3.0MB

  • memory/1180-84-0x0000000000980000-0x0000000000A10000-memory.dmp
    Filesize

    576KB

  • memory/1412-75-0x0000000004EE0000-0x0000000004FFC000-memory.dmp
    Filesize

    1.1MB

  • memory/1412-78-0x0000000004350000-0x000000000440B000-memory.dmp
    Filesize

    748KB

  • memory/1412-85-0x00000000051F0000-0x00000000052B5000-memory.dmp
    Filesize

    788KB

  • memory/1824-62-0x0000000000000000-mapping.dmp