Overview

overview

6

Static

static

5

3f52d3dabe...18.exe

windows7-x64

5

3f52d3dabe...18.exe

windows10-2004-x64

5

$COMMONFIL...og.dll

windows7-x64

4

$COMMONFIL...og.dll

windows10-2004-x64

4

$COMMONFIL...m.html

windows7-x64

3

$COMMONFIL...m.html

windows10-2004-x64

3

$COMMONFIL...xt.dll

windows7-x64

3

$COMMONFIL...xt.dll

windows10-2004-x64

3

$COMMONFIL...an.dll

windows7-x64

3

$COMMONFIL...an.dll

windows10-2004-x64

3

$COMMONFIL...fe.dll

windows7-x64

6

$COMMONFIL...fe.dll

windows10-2004-x64

6

$COMMONFIL...an.dll

windows7-x64

3

$COMMONFIL...an.dll

windows10-2004-x64

3

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows7-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...Ex.dll

windows7-x64

3

$PLUGINSDI...Ex.dll

windows10-2004-x64

3

IEProt/IEProt2.exe

windows7-x64

6

IEProt/IEProt2.exe

windows10-2004-x64

6

Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2024, 10:26 UTC

Sharing

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Report Analysis Logs

General

  • Target

    $PLUGINSDIR/nsWebEx.dll

  • Size

    296KB

  • MD5

    cc329d5153c6b5949ee9dcedb12926ab

  • SHA1

    75744729739a8db546c08102dde407574d592a3b

  • SHA256

    0974e41b380a2e6fa080b04b7558d12e92d5d0885edf6025b7d0000201de59da

  • SHA512

    42b511bcbc639b6d6b3f657830a56c287d30a9ea0fbb5e63ec1db21bfcbd403a3fb3400f59ed94970fc4a71ca0830749a3f2a3190399c6e596413bba876a0b2e

  • SSDEEP

    3072:pdVMcUtREsBESl+4+dTqQkkc6ncSQ9vyw8gekwvegplJwwwwww6pZaELk5dnD:xMcUjpBrAnTqdKcS0Hwjl2JwbD

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\nsWebEx.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWebEx.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1004
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1004 -s 664
        3⤵
        • Program crash
        PID:3652
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1004 -ip 1004
    1⤵
      PID:2948

    Network

    • flag-us
      DNS
      8.8.8.8.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      8.8.8.8.in-addr.arpa
      IN PTR
      Response
      8.8.8.8.in-addr.arpa
      IN PTR
      dnsgoogle
    • flag-us
      DNS
      83.210.23.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      83.210.23.2.in-addr.arpa
      IN PTR
      Response
      83.210.23.2.in-addr.arpa
      IN PTR
      a2-23-210-83deploystaticakamaitechnologiescom
    • flag-us
      DNS
      71.31.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      71.31.126.40.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
      56.163.245.4.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      56.163.245.4.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
      75.117.19.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      75.117.19.2.in-addr.arpa
      IN PTR
      Response
      75.117.19.2.in-addr.arpa
      IN PTR
      a2-19-117-75deploystaticakamaitechnologiescom
    • flag-us
      DNS
      88.210.23.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      88.210.23.2.in-addr.arpa
      IN PTR
      Response
      88.210.23.2.in-addr.arpa
      IN PTR
      a2-23-210-88deploystaticakamaitechnologiescom
    No results found
    • 8.8.8.8:53
      8.8.8.8.in-addr.arpa
      dns
      66 B
       90 B
       1
      1

      DNS Request

      8.8.8.8.in-addr.arpa

    • 8.8.8.8:53
      83.210.23.2.in-addr.arpa
      dns
      70 B
       133 B
       1
      1

      DNS Request

      83.210.23.2.in-addr.arpa

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

      DNS Request

      71.31.126.40.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
      56.163.245.4.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      56.163.245.4.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
      75.117.19.2.in-addr.arpa
      dns
      70 B
       133 B
       1
      1

      DNS Request

      75.117.19.2.in-addr.arpa

    • 8.8.8.8:53
      88.210.23.2.in-addr.arpa
      dns
      70 B
       133 B
       1
      1

      DNS Request

      88.210.23.2.in-addr.arpa

    MITRE ATT&CK Enterprise v15

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