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Analysis

  • max time kernel
    67s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/08/2024, 04:17 UTC

General

  • Target

    e4ee1ade0f1b488b5ed52927a03344a1d6f2e574f11bfb976ab2f5abd4973fae.dll

  • Size

    180KB

  • MD5

    370e241c525f5d34157713153101a411

  • SHA1

    fc3fb52f6051b674af7245eeca9a760aa036fbb1

  • SHA256

    e4ee1ade0f1b488b5ed52927a03344a1d6f2e574f11bfb976ab2f5abd4973fae

  • SHA512

    6b249b238dc21a8edbf2ebdfcaf232483ec211b1cb4c021461630f448fea6787ed599a6cb3fa06484d1bc18de2268226c0fe5d13bbc662b95b757c4013413845

  • SSDEEP

    3072:Z3U+o/fwAUfM8+NmXhjlAZ+SWlxT5H3zipQIoZeErkxUNBG0:RUZYxfM8+YXfq+SOxTxjipQjzk3

Malware Config

Extracted

Family

dridex

Botnet

111

C2

94.126.8.2:443

81.2.235.131:1688

178.63.156.139:3388

rc4.plain
1
scnLoQqlH6qbfC5zuBCMER9QSbTcoXvBzMO
rc4.plain
1
gnZ30hOnw3zKtsArUBuJA1fTVHtvpx77XUadAaAR0w11Bn4suLKA3lmWOGfqIvThsQJZBFS

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4ee1ade0f1b488b5ed52927a03344a1d6f2e574f11bfb976ab2f5abd4973fae.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4ee1ade0f1b488b5ed52927a03344a1d6f2e574f11bfb976ab2f5abd4973fae.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4288

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
    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
  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    136.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    136.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    104.219.191.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    104.219.191.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    205.47.74.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    205.47.74.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    217.106.137.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    217.106.137.52.in-addr.arpa
    IN PTR
    Response
  • 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
    56.126.166.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.126.166.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    147.142.123.92.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    147.142.123.92.in-addr.arpa
    IN PTR
    Response
    147.142.123.92.in-addr.arpa
    IN PTR
    a92-123-142-147deploystaticakamaitechnologiescom
  • 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
    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
    88.156.103.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    88.156.103.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    tse1.mm.bing.net
    Remote address:
    8.8.8.8:53
    Request
    tse1.mm.bing.net
    IN A
    Response
    tse1.mm.bing.net
    IN CNAME
    mm-mm.bing.net.trafficmanager.net
    mm-mm.bing.net.trafficmanager.net
    IN CNAME
    ax-0001.ax-msedge.net
    ax-0001.ax-msedge.net
    IN A
    150.171.28.10
    ax-0001.ax-msedge.net
    IN A
    150.171.27.10
  • 150.171.28.10:443
    tse1.mm.bing.net
    tls
    1.2kB
    6.9kB
    15
    12
  • 150.171.28.10:443
    tse1.mm.bing.net
    tls
    1.2kB
    6.9kB
    15
    12
  • 150.171.28.10:443
    tse1.mm.bing.net
    tls
    1.2kB
    6.9kB
    15
    13
  • 150.171.28.10:443
    tse1.mm.bing.net
    tls
    111.4kB
    3.2MB
    2355
    2351
  • 150.171.28.10:443
    tse1.mm.bing.net
    tls
    1.2kB
    6.9kB
    15
    13
  • 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
    81.144.22.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    81.144.22.2.in-addr.arpa

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

    DNS Request

    241.150.49.20.in-addr.arpa

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

    DNS Request

    136.32.126.40.in-addr.arpa

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

    DNS Request

    104.219.191.52.in-addr.arpa

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

    DNS Request

    205.47.74.20.in-addr.arpa

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

    DNS Request

    217.106.137.52.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
    56.126.166.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    56.126.166.20.in-addr.arpa

  • 8.8.8.8:53
    147.142.123.92.in-addr.arpa
    dns
    73 B
    139 B
    1
    1

    DNS Request

    147.142.123.92.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
    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
    88.156.103.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    88.156.103.20.in-addr.arpa

  • 8.8.8.8:53
    tse1.mm.bing.net
    dns
    62 B
    170 B
    1
    1

    DNS Request

    tse1.mm.bing.net

    DNS Response

    150.171.28.10
    150.171.27.10

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4288-1-0x0000000001050000-0x0000000001056000-memory.dmp

    Filesize

    24KB

  • memory/4288-0-0x0000000074BE0000-0x0000000074C0E000-memory.dmp

    Filesize

    184KB

  • memory/4288-2-0x0000000074BE0000-0x0000000074C0E000-memory.dmp

    Filesize

    184KB

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