Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    08-04-2021 06:51

General

  • Target

    BL01345678053567.exe

  • Size

    44KB

  • MD5

    34f07a647ee6506ce224b934e0c53d46

  • SHA1

    f2063199535bc94679ff93ac54fde30927e9f3a0

  • SHA256

    d3df1a5eed27cd76b426b3b041bf7acd61e50276461c888cf761f3fbd1cf06db

  • SHA512

    0df0314cea9acf6a8c3ce9510c74781abc5f54b05ced0a974dc611a0f5b4a6d18da27ee4b9fb7ba6ffcabc1ff7ef183a5220a5b8a2ae83da752382f94666d71b

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.hnchotels.com/mb7q/

Decoy

thezensub.com

wapedir.com

itt.xyz

mindframediscovery.com

sitesolved.net

beyju.store

belatopapparel.xyz

ridgefitct.com

huanb.com

brustwarzentattoo.com

jlasoluciones.club

sinoagrifcf.com

theskineditco.com

ccsdinstructer.com

wealththinker.com

pradnyanamaya.com

szmsbk.com

meezingo.com

ivyshermanboutique.com

tkbeads.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 16 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.

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 63 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Users\Admin\AppData\Local\Temp\BL01345678053567.exe
      "C:\Users\Admin\AppData\Local\Temp\BL01345678053567.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:648
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout 1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\timeout.exe
          timeout 1
          4⤵
          • Delays execution with timeout.exe
          PID:3860
      • C:\Users\Admin\AppData\Local\Temp\BL01345678053567.exe
        "C:\Users\Admin\AppData\Local\Temp\BL01345678053567.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1012
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1388
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\BL01345678053567.exe"
        3⤵
          PID:2444

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/648-3-0x0000000000550000-0x0000000000551000-memory.dmp
      Filesize

      4KB

    • memory/648-5-0x0000000004F70000-0x0000000004F71000-memory.dmp
      Filesize

      4KB

    • memory/648-6-0x0000000005D40000-0x0000000005D41000-memory.dmp
      Filesize

      4KB

    • memory/648-7-0x0000000005CA0000-0x0000000005CD9000-memory.dmp
      Filesize

      228KB

    • memory/648-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp
      Filesize

      6.9MB

    • memory/648-10-0x00000000067C0000-0x00000000067C1000-memory.dmp
      Filesize

      4KB

    • memory/1012-16-0x00000000005C0000-0x00000000005D0000-memory.dmp
      Filesize

      64KB

    • memory/1012-18-0x0000000000E40000-0x0000000000E50000-memory.dmp
      Filesize

      64KB

    • memory/1012-11-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/1012-12-0x000000000041CF60-mapping.dmp
    • memory/1012-15-0x0000000000E70000-0x0000000001190000-memory.dmp
      Filesize

      3.1MB

    • memory/1388-20-0x0000000000000000-mapping.dmp
    • memory/1388-23-0x0000000002E00000-0x0000000002E28000-memory.dmp
      Filesize

      160KB

    • memory/1388-22-0x0000000000200000-0x0000000000227000-memory.dmp
      Filesize

      156KB

    • memory/1388-24-0x00000000044B0000-0x00000000047D0000-memory.dmp
      Filesize

      3.1MB

    • memory/1388-25-0x0000000004860000-0x00000000048EF000-memory.dmp
      Filesize

      572KB

    • memory/2444-21-0x0000000000000000-mapping.dmp
    • memory/2676-8-0x0000000000000000-mapping.dmp
    • memory/3068-17-0x0000000006810000-0x0000000006930000-memory.dmp
      Filesize

      1.1MB

    • memory/3068-19-0x0000000006B90000-0x0000000006D28000-memory.dmp
      Filesize

      1.6MB

    • memory/3068-26-0x0000000002C30000-0x0000000002CE9000-memory.dmp
      Filesize

      740KB

    • memory/3860-9-0x0000000000000000-mapping.dmp