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Overview

overview

7

Static

static

7

6be384bb44...0N.exe

windows7-x64

7

6be384bb44...0N.exe

windows10-2004-x64

7

$PLUGINSDI...rt.dll

windows7-x64

3

$PLUGINSDI...rt.dll

windows10-2004-x64

3

$PLUGINSDI...nt.dll

windows7-x64

3

$PLUGINSDI...nt.dll

windows10-2004-x64

3

$PLUGINSDI...er.dll

windows7-x64

3

$PLUGINSDI...er.dll

windows10-2004-x64

3

$PLUGINSDI...on.dll

windows7-x64

3

$PLUGINSDI...on.dll

windows10-2004-x64

3

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...er.dll

windows7-x64

3

$PLUGINSDI...er.dll

windows10-2004-x64

3

$PLUGINSDIR/Math.dll

windows7-x64

3

$PLUGINSDIR/Math.dll

windows10-2004-x64

3

$PLUGINSDI...er.exe

windows7-x64

3

$PLUGINSDI...er.exe

windows10-2004-x64

3

$_2_/Uninstall.exe

windows7-x64

7

$_2_/Uninstall.exe

windows10-2004-x64

7

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...er.dll

windows7-x64

3

$PLUGINSDI...er.dll

windows10-2004-x64

3

$PLUGINSDI...ut.dll

windows7-x64

3

$PLUGINSDI...ut.dll

windows10-2004-x64

3

$PLUGINSDI...sh.dll

windows7-x64

3

$PLUGINSDI...sh.dll

windows10-2004-x64

3

$PLUGINSDIR/ef.exe

windows7-x64

3

$PLUGINSDIR/ef.exe

windows10-2004-x64

3

$PLUGINSDIR/inetc.dll

windows7-x64

3

$PLUGINSDIR/inetc.dll

windows10-2004-x64

3

Analysis

  • max time kernel
    95s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 04:10 UTC

Sharing

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Report Analysis Logs

General

  • Target

    $PLUGINSDIR/BaseConvert.dll

  • Size

    48KB

  • MD5

    d0419b6814f1b8e12b7b70616fedd0c7

  • SHA1

    ef5fcbc2fa3623be8cf82def59a696bf946777ec

  • SHA256

    14a4c7d96d87cb23038d688e80919d727f0cdb3b51859115f14c0af3248f109c

  • SHA512

    d95cf9e3ef07154c83d26d9c57e3d7096f9cd8700aadf72c2e6b33264e46cd6314e072e9f11529431d484d4856f64c611b07c7bbd2bdb197ff593743a1ce1a34

  • SSDEEP

    768:An+ebJ0jVhJRQxvxrcE4GdB0MTLg2wnqP3vjFIQ8UocokiB9l6HUbtJZ5oi//phM:rVJRywE8MTLg2FIooNwkHLo5

Score
3/10
discovery

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BaseConvert.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\BaseConvert.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4356
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 600
        3⤵
        • Program crash
        PID:4304
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4356 -ip 4356
    1⤵
      PID:4228

    Network

    • flag-us
      DNS
      209.205.72.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      209.205.72.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      4.159.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      4.159.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      172.214.232.199.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      172.214.232.199.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      133.211.185.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.211.185.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      26.165.165.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      26.165.165.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      171.39.242.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      171.39.242.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      0.205.248.87.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      0.205.248.87.in-addr.arpa
      IN PTR
      Response
      0.205.248.87.in-addr.arpa
      IN PTR
      https-87-248-205-0lgwllnwnet
    • flag-us
      DNS
      43.229.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      43.229.111.52.in-addr.arpa
      IN PTR
      Response
    • 52.111.243.31:443
      322 B
       7
    • 8.8.8.8:53
      209.205.72.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      209.205.72.20.in-addr.arpa

    • 8.8.8.8:53
      4.159.190.20.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      4.159.190.20.in-addr.arpa

    • 8.8.8.8:53
      172.214.232.199.in-addr.arpa
      dns
      74 B
       128 B
       1
      1

      DNS Request

      172.214.232.199.in-addr.arpa

    • 8.8.8.8:53
      95.221.229.192.in-addr.arpa
      dns
      73 B
       144 B
       1
      1

      DNS Request

      95.221.229.192.in-addr.arpa

    • 8.8.8.8:53
      133.211.185.52.in-addr.arpa
      dns
      73 B
       147 B
       1
      1

      DNS Request

      133.211.185.52.in-addr.arpa

    • 8.8.8.8:53
      26.165.165.52.in-addr.arpa
      dns
      72 B
       146 B
       1
      1

      DNS Request

      26.165.165.52.in-addr.arpa

    • 8.8.8.8:53
      171.39.242.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      171.39.242.20.in-addr.arpa

    • 8.8.8.8:53
      0.205.248.87.in-addr.arpa
      dns
      71 B
       116 B
       1
      1

      DNS Request

      0.205.248.87.in-addr.arpa

    • 8.8.8.8:53
      43.229.111.52.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      43.229.111.52.in-addr.arpa

    MITRE ATT&CK Enterprise v15

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