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Analysis

  • max time kernel
    135s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2023, 22:47 UTC

General

  • Target

    http://concordcc.centrastage.net

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 25 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://concordcc.centrastage.net
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3636 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2032

Network

  • flag-us
    DNS
    concordcc.centrastage.net
    IEXPLORE.EXE
    Remote address:
    8.8.8.8:53
    Request
    concordcc.centrastage.net
    IN A
    Response
    concordcc.centrastage.net
    IN A
    52.2.62.118
  • flag-us
    DNS
    228.249.119.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    228.249.119.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    concordcc.centrastage.net
    IEXPLORE.EXE
    Remote address:
    8.8.8.8:53
    Request
    concordcc.centrastage.net
    IN A
    Response
  • flag-us
    DNS
    126.20.238.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    126.20.238.8.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    142.145.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    142.145.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    76.38.195.152.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    76.38.195.152.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    13.86.106.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.86.106.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    200.197.79.204.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.197.79.204.in-addr.arpa
    IN PTR
    Response
    200.197.79.204.in-addr.arpa
    IN PTR
    a-0001a-msedgenet
  • flag-us
    DNS
    123.108.74.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    123.108.74.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    123.108.74.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    123.108.74.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    126.21.238.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    126.21.238.8.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    126.21.238.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    126.21.238.8.in-addr.arpa
    IN PTR
    Response
  • 52.2.62.118:80
    concordcc.centrastage.net
    IEXPLORE.EXE
    156 B
    3
  • 52.2.62.118:80
    concordcc.centrastage.net
    IEXPLORE.EXE
    156 B
    3
  • 52.2.62.118:80
    concordcc.centrastage.net
    IEXPLORE.EXE
    156 B
    3
  • 52.2.62.118:80
    concordcc.centrastage.net
    IEXPLORE.EXE
    156 B
    3
  • 40.125.122.176:443
    260 B
    5
  • 20.189.173.2:443
    322 B
    7
  • 40.125.122.176:443
    260 B
    5
  • 209.197.3.8:80
    322 B
    7
  • 209.197.3.8:80
    322 B
    7
  • 13.107.4.50:80
    322 B
    7
  • 173.223.113.164:443
    322 B
    7
  • 173.223.113.131:80
    322 B
    7
  • 204.79.197.203:80
    322 B
    7
  • 204.79.197.200:443
    ieonline.microsoft.com
    iexplore.exe
    156 B
    3
  • 40.125.122.176:443
    260 B
    5
  • 40.125.122.176:443
    260 B
    5
  • 40.125.122.176:443
    260 B
    5
  • 8.8.8.8:53
    concordcc.centrastage.net
    dns
    IEXPLORE.EXE
    71 B
    87 B
    1
    1

    DNS Request

    concordcc.centrastage.net

    DNS Response

    52.2.62.118

  • 8.8.8.8:53
    228.249.119.40.in-addr.arpa
    dns
    73 B
    159 B
    1
    1

    DNS Request

    228.249.119.40.in-addr.arpa

  • 8.8.8.8:53
    concordcc.centrastage.net
    dns
    IEXPLORE.EXE
    71 B
    71 B
    1
    1

    DNS Request

    concordcc.centrastage.net

  • 8.8.8.8:53
    126.20.238.8.in-addr.arpa
    dns
    71 B
    125 B
    1
    1

    DNS Request

    126.20.238.8.in-addr.arpa

  • 8.8.8.8:53
    142.145.190.20.in-addr.arpa
    dns
    73 B
    159 B
    1
    1

    DNS Request

    142.145.190.20.in-addr.arpa

  • 8.8.8.8:53
    76.38.195.152.in-addr.arpa
    dns
    72 B
    143 B
    1
    1

    DNS Request

    76.38.195.152.in-addr.arpa

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

    DNS Request

    13.86.106.20.in-addr.arpa

  • 8.8.8.8:53
    200.197.79.204.in-addr.arpa
    dns
    73 B
    106 B
    1
    1

    DNS Request

    200.197.79.204.in-addr.arpa

  • 8.8.8.8:53
    123.108.74.40.in-addr.arpa
    dns
    144 B
    292 B
    2
    2

    DNS Request

    123.108.74.40.in-addr.arpa

    DNS Request

    123.108.74.40.in-addr.arpa

  • 8.8.8.8:53
    126.21.238.8.in-addr.arpa
    dns
    142 B
    250 B
    2
    2

    DNS Request

    126.21.238.8.in-addr.arpa

    DNS Request

    126.21.238.8.in-addr.arpa

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYL8D8JJ\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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