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Overview

overview

7

Static

static

3

3c7dd7cb19...18.exe

windows7-x64

7

3c7dd7cb19...18.exe

windows10-2004-x64

7

$PLUGINSDI...se.dll

windows7-x64

3

$PLUGINSDI...se.dll

windows10-2004-x64

3

$PLUGINSDI...se.rtf

windows7-x64

4

$PLUGINSDI...se.rtf

windows10-2004-x64

1

$PLUGINSDI...on.dll

windows7-x64

3

$PLUGINSDI...on.dll

windows10-2004-x64

3

$PLUGINSDIR/Math.dll

windows7-x64

3

$PLUGINSDIR/Math.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...fo.dll

windows7-x64

3

$PLUGINSDI...fo.dll

windows10-2004-x64

3

$PLUGINSDI...ub.exe

windows7-x64

7

$PLUGINSDI...ub.exe

windows10-2004-x64

7

$PLUGINSDI...se.rtf

windows7-x64

4

$PLUGINSDI...se.rtf

windows10-2004-x64

1

$PLUGINSDI...se.rtf

windows7-x64

4

$PLUGINSDI...se.rtf

windows10-2004-x64

1

$PLUGINSDI...ib.dll

windows7-x64

3

$PLUGINSDI...ib.dll

windows10-2004-x64

3

$PLUGINSDI...BL.rtf

windows7-x64

4

$PLUGINSDI...BL.rtf

windows10-2004-x64

1

$PLUGINSDI...CF.rtf

windows7-x64

4

$PLUGINSDI...CF.rtf

windows10-2004-x64

1

$PLUGINSDI...DS.rtf

windows7-x64

4

$PLUGINSDI...DS.rtf

windows10-2004-x64

1

$PLUGINSDI...PC.rtf

windows7-x64

4

$PLUGINSDI...PC.rtf

windows10-2004-x64

1

$PLUGINSDI...IM.rtf

windows7-x64

4

$PLUGINSDI...IM.rtf

windows10-2004-x64

1

Analysis

  • max time kernel
    93s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 07:33 UTC

Sharing

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Report Analysis Logs

General

  • Target

    $PLUGINSDIR/Math.dll

  • Size

    66KB

  • MD5

    b140459077c7c39be4bef249c2f84535

  • SHA1

    c56498241c2ddafb01961596da16d08d1b11cd35

  • SHA256

    0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

  • SHA512

    fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

  • SSDEEP

    1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
      2⤵
        PID:4640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 600
          3⤵
          • Program crash
          PID:1540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4640 -ip 4640
      1⤵
        PID:412

      Network

      • flag-us
        DNS
        g.bing.com
        Remote address:
        8.8.8.8:53
        Request
        g.bing.com
        IN A
        Response
        g.bing.com
        IN CNAME
        g-bing-com.dual-a-0034.a-msedge.net
        g-bing-com.dual-a-0034.a-msedge.net
        IN CNAME
        dual-a-0034.a-msedge.net
        dual-a-0034.a-msedge.net
        IN A
        13.107.21.237
        dual-a-0034.a-msedge.net
        IN A
        204.79.197.237
      • flag-us
        GET
        https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=
        Remote address:
        13.107.21.237:443
        Request
        GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid= HTTP/2.0
        host: g.bing.com
        accept-encoding: gzip, deflate
        user-agent: WindowsShellClient/9.0.40929.0 (Windows)
        Response
        HTTP/2.0 204
        cache-control: no-cache, must-revalidate
        pragma: no-cache
        expires: Fri, 01 Jan 1990 00:00:00 GMT
        set-cookie: MUID=0EB0116CF5DA6F78028D05D6F43A6E92; domain=.bing.com; expires=Wed, 06-Aug-2025 07:34:03 GMT; path=/; SameSite=None; Secure; Priority=High;
        strict-transport-security: max-age=31536000; includeSubDomains; preload
        access-control-allow-origin: *
        x-cache: CONFIG_NOCACHE
        accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
        x-msedge-ref: Ref A: 1CE1B6CC46E04835800DDCFBD6D124CA Ref B: LON04EDGE1008 Ref C: 2024-07-12T07:34:03Z
        date: Fri, 12 Jul 2024 07:34:02 GMT
      • flag-us
        GET
        https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=
        Remote address:
        13.107.21.237:443
        Request
        GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid= HTTP/2.0
        host: g.bing.com
        accept-encoding: gzip, deflate
        user-agent: WindowsShellClient/9.0.40929.0 (Windows)
        cookie: MUID=0EB0116CF5DA6F78028D05D6F43A6E92
        Response
        HTTP/2.0 204
        cache-control: no-cache, must-revalidate
        pragma: no-cache
        expires: Fri, 01 Jan 1990 00:00:00 GMT
        set-cookie: MSPTC=Q1NoxUf9NCDCEiTQDJCnEuFoyU5SgyNajYaObHPZOSw; domain=.bing.com; expires=Wed, 06-Aug-2025 07:34:03 GMT; path=/; Partitioned; secure; SameSite=None
        strict-transport-security: max-age=31536000; includeSubDomains; preload
        access-control-allow-origin: *
        x-cache: CONFIG_NOCACHE
        accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
        x-msedge-ref: Ref A: 1C66E30C5EF64F2BBCCE65CF6171E9A6 Ref B: LON04EDGE1008 Ref C: 2024-07-12T07:34:03Z
        date: Fri, 12 Jul 2024 07:34:02 GMT
      • flag-us
        GET
        https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=
        Remote address:
        13.107.21.237:443
        Request
        GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid= HTTP/2.0
        host: g.bing.com
        accept-encoding: gzip, deflate
        user-agent: WindowsShellClient/9.0.40929.0 (Windows)
        cookie: MUID=0EB0116CF5DA6F78028D05D6F43A6E92; MSPTC=Q1NoxUf9NCDCEiTQDJCnEuFoyU5SgyNajYaObHPZOSw
        Response
        HTTP/2.0 204
        cache-control: no-cache, must-revalidate
        pragma: no-cache
        expires: Fri, 01 Jan 1990 00:00:00 GMT
        strict-transport-security: max-age=31536000; includeSubDomains; preload
        access-control-allow-origin: *
        x-cache: CONFIG_NOCACHE
        accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
        x-msedge-ref: Ref A: 5AF93684476743A695D546147C21C5A7 Ref B: LON04EDGE1008 Ref C: 2024-07-12T07:34:03Z
        date: Fri, 12 Jul 2024 07:34:02 GMT
      • 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
        75.159.190.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        75.159.190.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        73.144.22.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        73.144.22.2.in-addr.arpa
        IN PTR
        Response
        73.144.22.2.in-addr.arpa
        IN PTR
        a2-22-144-73deploystaticakamaitechnologiescom
      • flag-us
        DNS
        237.21.107.13.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        237.21.107.13.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        26.35.223.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        26.35.223.20.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        183.59.114.20.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        183.59.114.20.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
        172.210.232.199.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        172.210.232.199.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        38.58.20.217.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        38.58.20.217.in-addr.arpa
        IN PTR
        Response
      • flag-us
        DNS
        81.144.22.2.in-addr.arpa
        Remote address:
        8.8.8.8:53
        Request
        81.144.22.2.in-addr.arpa
        IN PTR
        Response
        81.144.22.2.in-addr.arpa
        IN PTR
        a2-22-144-81deploystaticakamaitechnologiescom
      • 13.107.21.237:443
        https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=
        tls, http2
        2.0kB
         9.3kB
         22
        19

        HTTP Request

        GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=

        HTTP Response

        204

        HTTP Request

        GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=

        HTTP Response

        204

        HTTP Request

        GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=dfc4180194ae41079a150835f0d037f0&localId=w:5E455798-4EFE-C2ED-DBE1-D53A409DAB3B&deviceId=6755471838261800&anid=

        HTTP Response

        204
      • 8.8.8.8:53
        g.bing.com
        dns
        56 B
         151 B
         1
        1

        DNS Request

        g.bing.com

        DNS Response

        13.107.21.237
        204.79.197.237

      • 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
        75.159.190.20.in-addr.arpa
        dns
        72 B
         158 B
         1
        1

        DNS Request

        75.159.190.20.in-addr.arpa

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

        DNS Request

        73.144.22.2.in-addr.arpa

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

        DNS Request

        237.21.107.13.in-addr.arpa

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

        DNS Request

        26.35.223.20.in-addr.arpa

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

        DNS Request

        183.59.114.20.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
        172.210.232.199.in-addr.arpa
        dns
        74 B
         128 B
         1
        1

        DNS Request

        172.210.232.199.in-addr.arpa

      • 8.8.8.8:53
        38.58.20.217.in-addr.arpa
        dns
        71 B
         131 B
         1
        1

        DNS Request

        38.58.20.217.in-addr.arpa

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

        DNS Request

        81.144.22.2.in-addr.arpa

      MITRE ATT&CK Matrix

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