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Overview

overview

10

Static

static

10

Kurome.Bui...er.exe

windows7-x64

3

Kurome.Bui...er.exe

windows10-2004-x64

3

Kurome.Bui...db.dll

windows7-x64

1

Kurome.Bui...db.dll

windows10-2004-x64

1

Kurome.Bui...db.dll

windows7-x64

1

Kurome.Bui...db.dll

windows10-2004-x64

1

Kurome.Bui...ks.dll

windows7-x64

1

Kurome.Bui...ks.dll

windows10-2004-x64

1

Kurome.Bui...il.dll

windows7-x64

1

Kurome.Bui...il.dll

windows10-2004-x64

1

Kurome.Bui...ub.exe

windows7-x64

10

Kurome.Bui...ub.exe

windows10-2004-x64

10

Kurome.Hos...st.exe

windows7-x64

3

Kurome.Hos...st.exe

windows10-2004-x64

3

Kurome.Hos...CF.dll

windows7-x64

1

Kurome.Hos...CF.dll

windows10-2004-x64

1

Kurome.Loa...er.exe

windows7-x64

4

Kurome.Loa...er.exe

windows10-2004-x64

4

Panel/RedL...).docx

windows7-x64

4

Panel/RedL...).docx

windows10-2004-x64

1

Panel/RedL...).docx

windows7-x64

4

Panel/RedL...).docx

windows10-2004-x64

1

Panel/RedL...el.exe

windows7-x64

10

Panel/RedL...el.exe

windows10-2004-x64

10

Panel/RedL...me.exe

windows7-x64

6

Panel/RedL...me.exe

windows10-2004-x64

6

Panel/RedL...48.exe

windows7-x64

7

Panel/RedL...48.exe

windows10-2004-x64

7

Panel/RedL...ar.exe

windows7-x64

1

Panel/RedL...ar.exe

windows10-2004-x64

1

crack.exe

windows7-x64

7

crack.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 10:48 UTC

Sharing

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Report Analysis Logs

General

  • Target

    Kurome.Loader/Kurome.Loader.exe

  • Size

    2.2MB

  • MD5

    a3ec05d5872f45528bbd05aeecf0a4ba

  • SHA1

    68486279c63457b0579d86cd44dd65279f22d36f

  • SHA256

    d4797b2e4957c9041ba32454657f5d9a457851c6b5845a57e0e5397707e7773e

  • SHA512

    b96b582bb26cb40dbb2a0709a6c88acd87242d0607d548473e3023ffa0a6c9348922a98a4948f105ea0b8224a3930af1e698c6cee3c36ca6a83df6d20c868e8e

  • SSDEEP

    49152:KSmo0SdsEoRykUuulqasMwMcdZa9FHeXXGFr3sylP2/BQ7MWV:lm7UQRyksl9cXwFHeX2t8y21

Score
4/10
discovery

Malware Config

Signatures

  • Drops file in Windows directory 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 AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Kurome.Loader\Kurome.Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Kurome.Loader\Kurome.Loader.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4644

Network

  • 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
    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
    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
    14.160.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.160.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    200.163.202.172.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.163.202.172.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.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
    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
  • flag-us
    DNS
    13.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.227.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    17.173.189.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    17.173.189.20.in-addr.arpa
    IN PTR
    Response
No results found
  • 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
    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
    14.160.190.20.in-addr.arpa
    dns
    72 B
     158 B
     1
    1

    DNS Request

    14.160.190.20.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
    28.118.140.52.in-addr.arpa
    dns
    72 B
     158 B
     1
    1

    DNS Request

    28.118.140.52.in-addr.arpa

  • 8.8.8.8:53
    200.163.202.172.in-addr.arpa
    dns
    74 B
     160 B
     1
    1

    DNS Request

    200.163.202.172.in-addr.arpa

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

    DNS Request

    241.42.69.40.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
    88.210.23.2.in-addr.arpa
    dns
    70 B
     133 B
     1
    1

    DNS Request

    88.210.23.2.in-addr.arpa

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

    DNS Request

    13.227.111.52.in-addr.arpa

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

    DNS Request

    17.173.189.20.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4644-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4644-1-0x0000000000660000-0x0000000000896000-memory.dmp

    Filesize

    2.2MB

    Download

  • memory/4644-2-0x0000000074DF0000-0x00000000755A0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4644-3-0x0000000074DF0000-0x00000000755A0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4644-4-0x00000000065F0000-0x0000000006C00000-memory.dmp

    Filesize

    6.1MB

    Download

  • memory/4644-6-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4644-7-0x0000000074DF0000-0x00000000755A0000-memory.dmp

    Filesize

    7.7MB

    Download

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