Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    04-05-2021 07:01

General

  • Target

    SWIFT 00395_IMG.exe

  • Size

    13.4MB

  • MD5

    f19e6012ff248b9b380bb420080258ce

  • SHA1

    317ee43a8116aae39f3de3279620ecff4ac05b2c

  • SHA256

    069a900aaa6ab5e4b9279cf5bd47e7123c37787f87ac58d6e64383685371ba52

  • SHA512

    ad555d5a6bbd753825fba4a4665b4774d88f4011f3c7c6a2c0084fd40e59d66d2880b4a390cc8a172e51b67f8198d0fa481a981c916025f1642ace15c5ab1cdf

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.seroungift.com/bbqo/

Decoy

theinfluenstar.com

1800quilts.com

sonsuz-muzik.com

manilowsmodems.com

amwajcare.com

eam.email

cscosmos.com

tierraovens.com

goimtv.com

checks4d.com

beijig.com

szzyhjj.com

huanchunjx.com

catqq.one

vendasuascartas.com

cannatends.com

cytotecobatpenggugur.com

centralvalleypartners4youth.com

entreforma.com

azhathai.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\SWIFT 00395_IMG.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT 00395_IMG.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\SWIFT 00395_IMG.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2700
    • 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:204
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\SysWOW64\svchost.exe"
        3⤵
          PID:680

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsh26C9.tmp\3bypcf8qb.dll
      MD5

      71d2d0b499c40f82a6cdd1ecdc4df303

      SHA1

      ae42e7a68b3affc5f56238fc46fb2faaad75b890

      SHA256

      0c3c61ba24bb070c77191b1134e337148ea90e9814083ffb84edf58ee497a2ef

      SHA512

      c64e28ca27d98e99e1132f59aa2bc8141cd49ab6ece0b9bf0539eca059eef962923a4890355482f1d22aa5902ff4ceff0da6dc3737a10a9050dda582cdbff67e

    • memory/204-123-0x0000000000000000-mapping.dmp
    • memory/204-128-0x0000000004790000-0x000000000481F000-memory.dmp
      Filesize

      572KB

    • memory/204-127-0x00000000048A0000-0x0000000004BC0000-memory.dmp
      Filesize

      3.1MB

    • memory/204-125-0x00000000009E0000-0x0000000000E1F000-memory.dmp
      Filesize

      4.2MB

    • memory/204-126-0x0000000002F20000-0x0000000002F48000-memory.dmp
      Filesize

      160KB

    • memory/680-124-0x0000000000000000-mapping.dmp
    • memory/2700-119-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/2700-121-0x0000000002DF0000-0x0000000002E00000-memory.dmp
      Filesize

      64KB

    • memory/2700-120-0x0000000003820000-0x0000000003B40000-memory.dmp
      Filesize

      3.1MB

    • memory/2700-116-0x000000000041D040-mapping.dmp
    • memory/2752-115-0x0000000002170000-0x0000000002172000-memory.dmp
      Filesize

      8KB

    • memory/3040-122-0x00000000057D0000-0x00000000058B3000-memory.dmp
      Filesize

      908KB

    • memory/3040-129-0x00000000058C0000-0x0000000005A1B000-memory.dmp
      Filesize

      1.4MB