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Analysis

  • max time kernel
    150s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 14:14 UTC

General

  • Target

    38013984ecec19ab2889f68c3404c10c434b44ad68d9e3978cb853c18742dabc.exe

  • Size

    330KB

  • MD5

    ee1b0e6423386f2c53869725a16c24ae

  • SHA1

    c3a06587bb81b375b1f1b606e279afb41150a26d

  • SHA256

    38013984ecec19ab2889f68c3404c10c434b44ad68d9e3978cb853c18742dabc

  • SHA512

    61bf4006cca47161050b335b42db5e0943b892848920a24e4c3334f76d93ad18951647f1d92c942c7c64b170027da5775b7ea3e2cdb04412a31a02f1fcc9136d

  • SSDEEP

    6144:fxYrRwGrWwNDCBC2iDFOIh10+7vdX6Ba/AOIPb+PqR/J7y12:fxWrNtDFf1BrRHhiR/J7B

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38013984ecec19ab2889f68c3404c10c434b44ad68d9e3978cb853c18742dabc.exe
    "C:\Users\Admin\AppData\Local\Temp\38013984ecec19ab2889f68c3404c10c434b44ad68d9e3978cb853c18742dabc.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\SIAMIT~1.EXE
      "C:\Users\Admin\AppData\Local\Temp\SIAMIT~1.EXE" -hwnd 196988 -uninstall
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2664
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" -command "Get-WinUserLanguageList | ConvertTo-Json -Compress"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2704

Network

  • flag-us
    DNS
    196.249.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    196.249.167.52.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
  • flag-us
    DNS
    74.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    74.32.126.40.in-addr.arpa
    IN PTR
    Response
  • 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
    97.17.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    97.17.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    15.164.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    15.164.165.52.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
    107.12.20.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    107.12.20.2.in-addr.arpa
    IN PTR
    Response
    107.12.20.2.in-addr.arpa
    IN PTR
    a2-20-12-107deploystaticakamaitechnologiescom
  • 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
    11.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    11.227.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    196.249.167.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    196.249.167.52.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
    74.32.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    74.32.126.40.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
    97.17.167.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    97.17.167.52.in-addr.arpa

  • 8.8.8.8:53
    15.164.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    15.164.165.52.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
    107.12.20.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    107.12.20.2.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
    11.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    11.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\English.lang

    Filesize

    5KB

    MD5

    c5e027ed9553b7c0e197da9b232213de

    SHA1

    06f84573662df0cd76ce1c1ee3c5f8a54a56f3e3

    SHA256

    b20b85422d00b6cc739c1109587cd31042e2711a5b8147e2b1b2a42db47f82b7

    SHA512

    abf28d69722cc699e46d80997e46ff10fce771305de0108d9c7ba454f3ae736f557c451edcd1380b8ae6fe4e122929b4d106d376e04d55548092eea8bf03e25f

  • C:\Users\Admin\AppData\Local\Temp\SIAMIT~1.EXE

    Filesize

    117KB

    MD5

    5d77bda9abaf2d713df2fb3b7db4860f

    SHA1

    64a3f12df35235d18d4af16f709bf2c03cb88032

    SHA256

    865e73bc9f80c58fd2795709b549dc8fe8e09f86af6fc11a039cb134d4657419

    SHA512

    0930ccf6ff6fa3cf0ebae60e69e226270f2ada40df5a8b42f5ad797d79a23618e6d632ca90ded9eacfc3905f6bee2d6db42f20b04017cfbe674fa112e49bd8b3

  • C:\Users\Admin\AppData\Local\Temp\Setup.job

    Filesize

    14KB

    MD5

    8b6e9fdeba7279871f71526306ed22dd

    SHA1

    1098341a3fab76fc52d15fcd2b39d321be7a0655

    SHA256

    35a39de3c9ccc0cd567a895ce9c503150f3e994bc5c9f552e7d1e69ee0081706

    SHA512

    d377b2ed79e28299ff9cb50d818e987b7d6ea4f9f60ad313cf2b129d2f56414982229a846a504a71160e82c205f532df5f9fd7b2019eb8f7f20b2aa3312cf54f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_32hj20hn.mjf.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\img881C.tmp

    Filesize

    26KB

    MD5

    0ee5c85d988e567c0fb740eb231e5e81

    SHA1

    713547ca83b1c416603b8cc4786290af9e983712

    SHA256

    e5ed3d2e0ba8e5e0a17b8e8e45b42e1a5d293e977c79c1856a6314bddcfc4389

    SHA512

    8cdef4628ef05803eb38ce30546ee0099611f7fa1458148924cccd7e024a1c6fd8930909b42f8fa500b4dc3d2b3a8b7ad60a51ab72b6a439c1e080ae9864e9ca

  • memory/2664-84-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

  • memory/2664-32-0x0000000005980000-0x0000000005A12000-memory.dmp

    Filesize

    584KB

  • memory/2664-83-0x0000000072A9E000-0x0000000072A9F000-memory.dmp

    Filesize

    4KB

  • memory/2664-31-0x0000000005E30000-0x00000000063D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2664-80-0x0000000006620000-0x000000000662A000-memory.dmp

    Filesize

    40KB

  • memory/2664-30-0x0000000000F10000-0x0000000000F30000-memory.dmp

    Filesize

    128KB

  • memory/2664-78-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

  • memory/2664-29-0x0000000072A9E000-0x0000000072A9F000-memory.dmp

    Filesize

    4KB

  • memory/2704-53-0x00000000071D0000-0x0000000007202000-memory.dmp

    Filesize

    200KB

  • memory/2704-68-0x00000000075F0000-0x00000000075FA000-memory.dmp

    Filesize

    40KB

  • memory/2704-50-0x0000000005DD0000-0x0000000006124000-memory.dmp

    Filesize

    3.3MB

  • memory/2704-51-0x0000000006270000-0x000000000628E000-memory.dmp

    Filesize

    120KB

  • memory/2704-52-0x0000000006380000-0x00000000063CC000-memory.dmp

    Filesize

    304KB

  • memory/2704-39-0x0000000005B80000-0x0000000005BE6000-memory.dmp

    Filesize

    408KB

  • memory/2704-54-0x000000006F300000-0x000000006F34C000-memory.dmp

    Filesize

    304KB

  • memory/2704-64-0x0000000007210000-0x000000000722E000-memory.dmp

    Filesize

    120KB

  • memory/2704-65-0x0000000007240000-0x00000000072E3000-memory.dmp

    Filesize

    652KB

  • memory/2704-66-0x0000000007BC0000-0x000000000823A000-memory.dmp

    Filesize

    6.5MB

  • memory/2704-67-0x0000000007580000-0x000000000759A000-memory.dmp

    Filesize

    104KB

  • memory/2704-40-0x0000000005C60000-0x0000000005CC6000-memory.dmp

    Filesize

    408KB

  • memory/2704-69-0x0000000007800000-0x0000000007896000-memory.dmp

    Filesize

    600KB

  • memory/2704-70-0x0000000007790000-0x000000000779C000-memory.dmp

    Filesize

    48KB

  • memory/2704-71-0x0000000008240000-0x0000000008402000-memory.dmp

    Filesize

    1.8MB

  • memory/2704-72-0x0000000008940000-0x0000000008E6C000-memory.dmp

    Filesize

    5.2MB

  • memory/2704-75-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

  • memory/2704-38-0x0000000005290000-0x00000000052B2000-memory.dmp

    Filesize

    136KB

  • memory/2704-37-0x00000000053A0000-0x00000000059C8000-memory.dmp

    Filesize

    6.2MB

  • memory/2704-36-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

  • memory/2704-35-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

  • memory/2704-34-0x0000000002CD0000-0x0000000002D06000-memory.dmp

    Filesize

    216KB

  • memory/2704-33-0x0000000072A90000-0x0000000073240000-memory.dmp

    Filesize

    7.7MB

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