Overview

overview

10

Static

static

1

FL64 (scaled).exe

windows7-x64

5

FL64 (scaled).exe

windows10-2004-x64

5

FL64.exe

windows7-x64

5

FL64.exe

windows10-2004-x64

5

FLEngine_x64.dll

windows7-x64

10

FLEngine_x64.dll

windows10-2004-x64

5

FLEngine_x...y1.dll

windows7-x64

5

FLEngine_x...y1.dll

windows10-2004-x64

5

FLEngine_x...y2.dll

windows7-x64

5

FLEngine_x...y2.dll

windows10-2004-x64

5

FLEngine_x...y3.dll

windows7-x64

5

FLEngine_x...y3.dll

windows10-2004-x64

5

FLEngine_x...y4.dll

windows7-x64

5

FLEngine_x...y4.dll

windows10-2004-x64

5

FLEngine_x...y5.dll

windows7-x64

5

FLEngine_x...y5.dll

windows10-2004-x64

5

Analysis

  • max time kernel
    145s
  • max time network
    201s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2024, 18:16 UTC

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General

  • Target

    FLEngine_x64_Copy5.dll

  • Size

    63.3MB

  • MD5

    06bb6dde5c9adbac93470ed86ce7d5ff

  • SHA1

    46fc43590d6d4c4f04f23ab0eb6f8f602e7e731a

  • SHA256

    2a44a8af200c4ee36de4b0f91471ffca82ce25e0fe90401d64a9d4c01b9f9525

  • SHA512

    5399dbdf1c523ae86956b3a774996cbe0276fb1ca08919564f7669e8cb695711dc9830cbf751cf4479d2bb08f982193c22e00a8be34c5466c9567287a45d8c23

  • SSDEEP

    786432:iJfMakY21meWZcB9fM/4F+cJ/HKYVVCmS0fkrw632FfsjA2E27Dy:ek+W/FRsYVV0/rVmEE2h7+

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\FLEngine_x64_Copy5.dll,#1
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:2104

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
    204.79.197.237
    dual-a-0034.a-msedge.net
    IN A
    13.107.21.237
  • 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
    69.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    69.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    79.190.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    79.190.18.2.in-addr.arpa
    IN PTR
    Response
    79.190.18.2.in-addr.arpa
    IN PTR
    a2-18-190-79deploystaticakamaitechnologiescom
  • flag-us
    DNS
    nexusrules.officeapps.live.com
    Remote address:
    8.8.8.8:53
    Request
    nexusrules.officeapps.live.com
    IN A
    Response
    nexusrules.officeapps.live.com
    IN CNAME
    prod.nexusrules.live.com.akadns.net
    prod.nexusrules.live.com.akadns.net
    IN A
    52.111.229.19
  • flag-us
    DNS
    237.197.79.204.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    237.197.79.204.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
    187.83.221.88.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    187.83.221.88.in-addr.arpa
    IN PTR
    Response
    187.83.221.88.in-addr.arpa
    IN PTR
    a88-221-83-187deploystaticakamaitechnologiescom
  • flag-us
    DNS
    103.169.127.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    103.169.127.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    206.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    206.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    24.121.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    24.121.18.2.in-addr.arpa
    IN PTR
    Response
    24.121.18.2.in-addr.arpa
    IN PTR
    a2-18-121-24deploystaticakamaitechnologiescom
  • flag-us
    DNS
    24.121.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    24.121.18.2.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    19.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    19.229.111.52.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
  • 204.79.197.237:443
    g.bing.com
    tls
    2.0kB
     9.2kB
     21
    17
  • 88.221.83.187:443
    www.bing.com
    tls
    1.5kB
     6.4kB
     16
    12
  • 8.8.8.8:53
    g.bing.com
    dns
    56 B
     151 B
     1
    1

    DNS Request

    g.bing.com

    DNS Response

    204.79.197.237
    13.107.21.237

  • 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
    69.31.126.40.in-addr.arpa
    dns
    71 B
     157 B
     1
    1

    DNS Request

    69.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    79.190.18.2.in-addr.arpa
    dns
    146 B
     274 B
     2
    2

    DNS Request

    79.190.18.2.in-addr.arpa

    DNS Request

    nexusrules.officeapps.live.com

    DNS Response

    52.111.229.19

  • 8.8.8.8:53
    237.197.79.204.in-addr.arpa
    dns
    73 B
     143 B
     1
    1

    DNS Request

    237.197.79.204.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
    187.83.221.88.in-addr.arpa
    dns
    72 B
     137 B
     1
    1

    DNS Request

    187.83.221.88.in-addr.arpa

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

    DNS Request

    103.169.127.40.in-addr.arpa

  • 8.8.8.8:53
    206.23.85.13.in-addr.arpa
    dns
    71 B
     145 B
     1
    1

    DNS Request

    206.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    24.121.18.2.in-addr.arpa
    dns
    140 B
     133 B
     2
    1

    DNS Request

    24.121.18.2.in-addr.arpa

    DNS Request

    24.121.18.2.in-addr.arpa

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

    DNS Request

    19.229.111.52.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

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2104-0-0x00007FFFB69F0000-0x00007FFFB69F2000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2104-1-0x0000000051D00000-0x0000000055D87000-memory.dmp

    Filesize

    64.5MB

    Download

  • memory/2104-2-0x0000000055907000-0x000000005599A000-memory.dmp

    Filesize

    588KB

    Download

  • memory/2104-3-0x0000000051D00000-0x0000000055D87000-memory.dmp

    Filesize

    64.5MB

    Download

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