Overview

overview

8

Static

static

3

2a83fe209c...18.exe

windows7-x64

8

2a83fe209c...18.exe

windows10-2004-x64

8

/Assist/ .dll

windows7-x64

/Assist/ .dll

windows10-2004-x64

$_4612_/Do...in.dll

windows7-x64

6

$_4612_/Do...in.dll

windows10-2004-x64

6

Analysis

  • max time kernel
    135s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 04:03

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General

  • Target

    $_4612_/Downloaded Program Files/CnsMin.dll

  • Size

    180KB

  • MD5

    d8c444fb40a837cbf46b1e7f553ca3f3

  • SHA1

    3219c44b73337cbceea93b4a4ef22058d734b1a4

  • SHA256

    c1f7b72a03c516a389800078407bb42fd3483b89004dcca244e1bd80f48ff97b

  • SHA512

    5d5d7f42ba05daaf022efb113b16bdc47b82a72593c0205d5dbd56c06d1013da67e4803e4d25dfc23de41af5ab9077f1bba2517bee4daf1d8a2f17c096195958

  • SSDEEP

    3072:7xlKKwjlDzSDKfU4Wtajjei44+yvmsDFPZkTjcMjj5uMPwU4QExhkbTGodD:7xlKKQlXN5jjei44+yvmsDF4j7jjwM95

Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\$_4612_\Downloaded Program Files\CnsMin.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Windows\SysWOW64\regsvr32.exe
      /s "C:\Users\Admin\AppData\Local\Temp\$_4612_\Downloaded Program Files\CnsMin.dll"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:904
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5060
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2088 CREDAT:17410 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IQ93NPJ1\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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