Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2024 10:09

General

  • Target

    mkreafr.msi

  • Size

    4.3MB

  • MD5

    4f238c2093606fc296f1f819c2f0fc67

  • SHA1

    f8535858fcee6b96e0f49e6156fa110fc0698880

  • SHA256

    58e2f786321d58631386654265c8fc5298e1e396c219a424de57a3623b4bd994

  • SHA512

    c2422db8871d6303b5903c4b11cca3debd62cb25a406655db5a0ba407f33c9fef739371d297e5ccad45efc99e040e6ae29079b4b9325f52d54c5e780f8c346f7

  • SSDEEP

    49152:jpUPN9qhCxzT+WKjSXcmNt6+XzP4BYIeBfCXqyfdo1DDDDDDDDDDPuDgO9hTnxA5:jpqCQbm+jg12f3yaiga6yU

Malware Config

Extracted

Family

darkgate

Botnet

admin888

C2

jenb128hiuedfhajduihfa.com

Attributes
  • anti_analysis

    false

  • anti_debug

    false

  • anti_vm

    false

  • c2_port

    80

  • check_disk

    true

  • check_ram

    true

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    RZymDRsm

  • minimum_disk

    100

  • minimum_ram

    7000

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    admin888

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 3 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 11 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\mkreafr.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2188
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F352B720A11505C2C95ED4896EDF54D7
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2124
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        PID:1780
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:2304
      • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files\vlc.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files\vlc.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2084
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.au3
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:2716
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files"
        3⤵
          PID:984
        • C:\Windows\SysWOW64\ICACLS.EXE
          "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\." /SETINTEGRITYLEVEL (CI)(OI)LOW
          3⤵
          • Modifies file permissions
          PID:580
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003B0" "00000000000005AC"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:2412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files.cab

      Filesize

      4.0MB

      MD5

      b617d565e52112548d239e32b05eecb4

      SHA1

      5e37585718e80f11c44537f21ecd6d1c45f44c6b

      SHA256

      96146d2cb6aa614ffe3aac47f5e0d8a3bcf28bacb3f27bc9a80a18ede73ac607

      SHA512

      23f2b21f4bb19eba68c39bd93964160f55611686546aee904cac925ee058a6f8f6c6e1f113cdeb7c42ca5375d83de1169051c9a001aeb1f48f322dbe5d6bcd7d

    • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files\sqlite3.dll

      Filesize

      1.6MB

      MD5

      775d01ac4a84cf493c27759ae6b55355

      SHA1

      e27078488d12e7ab7feff45fe2b2b7f60d72b0f3

      SHA256

      e894e2781806b306298f85a1af60b1ca38b4695bde30cf6839518e10501b6b5a

      SHA512

      b6168b83deb2c95e88b6eb4e1fbc1bf7f3a3353e6fee9b016f5e25472ed202225aed0338f196fbcd116a480d6708487191afa8be4a21cd5316f90f6167d1c978

    • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files\vlc.exe

      Filesize

      966KB

      MD5

      035860e139ba6db1b38d5346cb6ff5b6

      SHA1

      d515303cbca3a8ae7a0463fecd418d81b314e650

      SHA256

      16197a321fc7b0a2a311e689621fe4a7cd50fdcb2d163973a31e4fd6352232d7

      SHA512

      14dab9108d85af72001631130923b94483dd1440f24a8eedad41756db3030c5e11e80ec894922c389e09c86e8b721bcbd8594bd3646f484560f89963a7e18cc7

    • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\msiwrapper.ini

      Filesize

      1KB

      MD5

      2ae6c467795d72db678e623edb52dedd

      SHA1

      2c09575e0696d3a45e17132c17a3eaab1137d7f9

      SHA256

      0e2cef4154763176de5c66fa7b9898c345693920d0eb4edde85523ac78698efb

      SHA512

      7370011c78fa24fd8623239b5b4ad8a686527965e1869fe9adc4acae7ddc9f9e94805070d76b5fe7304633ddde651694b513c5635d3d755030644514f5a875d3

    • C:\Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\msiwrapper.ini

      Filesize

      1KB

      MD5

      1ba56e28e97aa7a5fe0af9fa976609bd

      SHA1

      04180625ff76bf48b81216cb0e59d0715d025139

      SHA256

      8d82b99e9e5b2b7c8865852445b0be1bdc7dc8106ed6e27021cd16ac73c53f61

      SHA512

      0c45d32ecc75ac5f240a74c6553b841bf6f251e6d6276849449cc10a8d02374fcca91cc43ebc970b7e2421035bbefe483aff0e28519e58fafeac012501d55c19

    • C:\Windows\Installer\MSI26C2.tmp

      Filesize

      208KB

      MD5

      d82b3fb861129c5d71f0cd2874f97216

      SHA1

      f3fe341d79224126e950d2691d574d147102b18d

      SHA256

      107b32c5b789be9893f24d5bfe22633d25b7a3cae80082ef37b30e056869cc5c

      SHA512

      244b7675e70ab12aa5776f26e30577268573b725d0f145bfc6b848d2bd8f014c9c6eab0fc0e4f0a574ed9ca1d230b2094dd88a2146ef0a6db70dbd815f9a5f5b

    • C:\temp\Autoit3.exe

      Filesize

      872KB

      MD5

      c56b5f0201a3b3de53e561fe76912bfd

      SHA1

      2a4062e10a5de813f5688221dbeb3f3ff33eb417

      SHA256

      237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

      SHA512

      195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

    • \??\c:\temp\script.au3

      Filesize

      466KB

      MD5

      caf6d14ee91108f878d6108071d72b7a

      SHA1

      6166b2db78c93bdb24dc693b18a8bc6f1cd96fe6

      SHA256

      3182937fdba31b1fe9f18f78e0901fe8d3bac7ed72b87f8409dcd19e2e1f4184

      SHA512

      74b46ffd50acf54055e05ac12b8167b8f4976de345f478b648f71c05cf8f1f9cb584cdc2711d605aaea05c1f0fb643028ef8524e0f9144b0ab2975792c9681c9

    • \??\c:\temp\test.txt

      Filesize

      76B

      MD5

      eb493e70c279b059272d93eb86156a25

      SHA1

      cc6d75663d2647ce59741958b9334d9319dc1e40

      SHA256

      c5c350d106264a59acb4049244933261da379b6fc5577b519cfc113c83fb1e31

      SHA512

      c4617f8d45d00bf3fbe6a1ab4b25052e2012e2f2783022528d625618956814ab6497a82800f14592eda1886903d88a075ffeff29d72bec8c4817927b9dcac514

    • \Users\Admin\AppData\Local\Temp\MW-22069bb0-a39f-4bf2-ad8c-d5ede29b4d19\files\libvlc.dll

      Filesize

      1.5MB

      MD5

      3843f0f904fc531b2c528b65ada84dff

      SHA1

      7ad3a66bd8be7456ceb7a5976548cdd6c2643d8f

      SHA256

      f3cbababb4ba75f65b4a5ec6d603ef93ed23089aef777b22db710d5bc873a11a

      SHA512

      e099cef3bd5f80f9e861f97e6c7ddace0adddfb26e316c76a4d66cda7942c2e46f6f66ed6ca9a6d06a587645c6a01527f542420e3720d462d6b09d5fe44cbf5c

    • memory/2084-86-0x0000000073D80000-0x0000000073F0D000-memory.dmp

      Filesize

      1.6MB

    • memory/2084-84-0x000000013F9A0000-0x000000013FA98000-memory.dmp

      Filesize

      992KB

    • memory/2084-77-0x0000000002150000-0x00000000022EE000-memory.dmp

      Filesize

      1.6MB

    • memory/2084-89-0x0000000002150000-0x00000000022EE000-memory.dmp

      Filesize

      1.6MB

    • memory/2716-92-0x0000000004B30000-0x0000000004E7E000-memory.dmp

      Filesize

      3.3MB

    • memory/2716-97-0x0000000004B30000-0x0000000004E7E000-memory.dmp

      Filesize

      3.3MB

    • memory/2716-91-0x00000000036B0000-0x0000000004680000-memory.dmp

      Filesize

      15.8MB