Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
22/04/2024, 12:28
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe
Resource
win10v2004-20240226-en
General
- Target SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe
- Size 1.6MB
- Sample240422-pnbgtsbc39
- SHA256 cf10c660707993307c44880f02405f59c2970b4de12bfb3d53a593d002c01908
- MD5 b9fc527ee5dc9f450fa3963cc759271a
- SHA1 20f8abdaeb996ff68376d324aff3274771e4e089
- SHA512 a1f85a9ed5122ce4933b8e04850bf1bbe50b50837d4458031bdb632e05d53e160904560c74b456839de5c82aa72b528bb8123ea63233f1f8646eaecd260d1a7a
- SSDEEP 24576:7MkT4gLKu9KKozJQd/HJNRO/BOM6wIJp4m+3bu8U2flxAv:QkTpT9K1mzyOM6wW4mEQ2W
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
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remcos
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RemoteHost
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127.0.0.1:45671
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127.0.0.1:55677
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192.3.101.8:55677
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192.3.101.8:45671
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-2P1XPK
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral2/memory/5080-2-0x0000000002EE0000-0x0000000003EE0000-memory.dmp modiloader_stage2 - NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/1980-86-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/1980-93-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView - NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/628-82-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/628-81-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/628-103-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView - Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/628-82-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/628-81-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1980-86-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3476-88-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1980-93-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3476-94-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/628-103-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft - Executes dropped EXE 2 IoCs
pid Process 4488 easinvoker.exe 2072 alpha.exe - Loads dropped DLL 1 IoCs
pid Process 4488 easinvoker.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Lppkcfhh = "C:\\Users\\Public\\Lppkcfhh.url" SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 5080 set thread context of 628 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 113 PID 5080 set thread context of 1980 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 114 PID 5080 set thread context of 3476 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 115 - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 25 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 3436 powershell.exe 3436 powershell.exe 3436 powershell.exe 628 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 628 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 3476 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 3476 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 628 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 628 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3436 powershell.exe Token: SeDebugPrivilege 3476 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe - Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 5080 wrote to memory of 2932 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 94 PID 5080 wrote to memory of 2932 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 94 PID 5080 wrote to memory of 2932 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 94 PID 2932 wrote to memory of 1980 2932 cmd.exe 96 PID 2932 wrote to memory of 1980 2932 cmd.exe 96 PID 2932 wrote to memory of 1980 2932 cmd.exe 96 PID 2932 wrote to memory of 1864 2932 cmd.exe 97 PID 2932 wrote to memory of 1864 2932 cmd.exe 97 PID 2932 wrote to memory of 1864 2932 cmd.exe 97 PID 2932 wrote to memory of 1540 2932 cmd.exe 98 PID 2932 wrote to memory of 1540 2932 cmd.exe 98 PID 2932 wrote to memory of 1540 2932 cmd.exe 98 PID 2932 wrote to memory of 3552 2932 cmd.exe 99 PID 2932 wrote to memory of 3552 2932 cmd.exe 99 PID 2932 wrote to memory of 3552 2932 cmd.exe 99 PID 2932 wrote to memory of 4560 2932 cmd.exe 100 PID 2932 wrote to memory of 4560 2932 cmd.exe 100 PID 2932 wrote to memory of 4560 2932 cmd.exe 100 PID 2932 wrote to memory of 3012 2932 cmd.exe 101 PID 2932 wrote to memory of 3012 2932 cmd.exe 101 PID 2932 wrote to memory of 3012 2932 cmd.exe 101 PID 2932 wrote to memory of 4488 2932 cmd.exe 102 PID 2932 wrote to memory of 4488 2932 cmd.exe 102 PID 4488 wrote to memory of 4084 4488 easinvoker.exe 103 PID 4488 wrote to memory of 4084 4488 easinvoker.exe 103 PID 4084 wrote to memory of 3372 4084 cmd.exe 105 PID 4084 wrote to memory of 3372 4084 cmd.exe 105 PID 4084 wrote to memory of 2072 4084 cmd.exe 106 PID 4084 wrote to memory of 2072 4084 cmd.exe 106 PID 2072 wrote to memory of 3436 2072 alpha.exe 107 PID 2072 wrote to memory of 3436 2072 alpha.exe 107 PID 5080 wrote to memory of 2404 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 111 PID 5080 wrote to memory of 2404 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 111 PID 5080 wrote to memory of 2404 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 111 PID 5080 wrote to memory of 628 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 113 PID 5080 wrote to memory of 628 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 113 PID 5080 wrote to memory of 628 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 113 PID 5080 wrote to memory of 1980 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 114 PID 5080 wrote to memory of 1980 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 114 PID 5080 wrote to memory of 1980 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 114 PID 5080 wrote to memory of 3476 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 115 PID 5080 wrote to memory of 3476 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 115 PID 5080 wrote to memory of 3476 5080 SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe 115
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\LppkcfhhO.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:1980
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C:\Windows\SysWOW64\xcopy.exexcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:1864
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:1540
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C:\Windows\SysWOW64\xcopy.exexcopy "Aaa.bat" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:3552
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:4560
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C:\Windows\SysWOW64\xcopy.exexcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:3012
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C:\Windows \System32\easinvoker.exe"C:\Windows \System32\easinvoker.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\windows \system32\aaa.bat""4⤵
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Windows\System32\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\\Windows\\System32\\cmd.exe C:\\Users\\Public\\alpha.exe5⤵PID:3372
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C:\Users\Public\alpha.exeC:\\Users\\Public\\alpha /c powershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"6⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3436
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C:\Windows\SysWOW64\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe C:\\Users\\Public\\Libraries\\Lppkcfhh.PIF2⤵PID:2404
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe /stext "C:\Users\Admin\AppData\Local\Temp\ragxz"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:628
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe /stext "C:\Users\Admin\AppData\Local\Temp\bcmqadjq"2⤵
- Accesses Microsoft Outlook accounts
PID:1980
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.9491.24773.exe /stext "C:\Users\Admin\AppData\Local\Temp\lwzabvusmuiy"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3476
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3624 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:81⤵PID:4896
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\remcos\logs.dat
- Size 144B
- SHA256 882c0783670de7aeb55f1bea0aebc24498441df85622e91a9c3b222ac20f156c
- MD5 6810bae7e884d34a234dfb8a9e9236c5
- SHA1 d6ff06d9289d5375f085e530b3d225f6d3856212
- SHA512 ba6b9490ba91cec0ebf4e3ca54d814d1613830ed682d8f09ad6afd9de90cbf9c673abc33faba1d07d3f025e42b2ab4bd04c88270d71ed19376e42ba2ace70bbb
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t5hy45b4.0xw.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\ragxz
- Size 4KB
- SHA256 7176ca3d0196ec46f178107fdb587adaef3f6ea65daa80eccd2371a515880e04
- MD5 10fa8ec140c204486092fb161e567ec7
- SHA1 4d63e1f8df3afefedb19df73d7ee5f3b1e7b6473
- SHA512 9db4eeb3f07d8d0579f75f3426c91156809152d8c1a37c9a27bf159888f6dd97f1212ac80f5bbb17e4d86f3087c512ccba2ca50a2db07d071370bd36364e1f76
- SSDEEP 48:wvvv05xfvvc5xfdvv05xBvv05xakvv057:mvAxvYp1vAPvAbvA7
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\LppkcfhhO.bat
- Size 29KB
- SHA256 abac4a967800f5da708572ec42441ec373cd52459a83a8a382d6b8579482789d
- MD5 828ffbf60677999579dafe4bf3919c63
- SHA1 a0d159a1b9a49e9eaccc53fe0c3266c0526a1bdc
- SHA512 bf00909e24c5a6fb2346e8457a9adacd5f1b35988d90abbde9ff26896bbb59edafea60d9db4d10182a7b5e129bb69585d3e20bc5c63af3517b3a7ef1e45ffb7e
- SSDEEP 192:IBOY7cKQ/CyntVZjpubO0bXWQtagxP2+3o5WIGbfJTAy:C
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\aaa.bat
- Size 3KB
- SHA256 11c20fabf677cd77e8a354b520f6ffca09cac37ce15c9932550e749e49efe08a
- MD5 71e46efe9932b83b397b44052513fb49
- SHA1 741af3b8c31095a0cc2c39c41e62279684913205
- SHA512 76da3b441c0eaaaabdd4d21b0a3d4aa7fd49d73a5f0dab2cfb39f2e114efe4f4dabe2d46b01b66d810d6e0efa97676599ece5c213c1a69a5f2f4897a9b4ac8da
- MD5 SHA1 SHA512
- Path C:\Users\Public\Libraries\easinvoker.exe
- Size 128KB
- SHA256 30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
- MD5 231ce1e1d7d98b44371ffff407d68b59
- SHA1 25510d0f6353dbf0c9f72fc880de7585e34b28ff
- SHA512 520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
- SSDEEP 3072:zar2xXibKcf5K67+k02XbFbosspwUUgcR:Nibl7+k02XZb9UA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\netutils.dll
- Size 114KB
- SHA256 a692d4305b95e57e2cfc871d53a41a5bfc9e306cb1a86ca1159db4f469598714
- MD5 566b326055c3ed8e2028aa1e2c1054d0
- SHA1 c25fa6d6369c083526cafcf45b5f554635afe218
- SHA512 da4b0b45d47757b69f9abc1817d3cb3c85deb08658e55f07b016fba053efe541a5791b9b2b380c25b440bbae6916c5a2245261553ca3c5025d9d55c943f9823c
- SSDEEP 1536:AxdWID3z1y5XtsBms9bOPu5jDqWte6VNCl7MbiRvRRJHu:AxdB/usBLOP8qWte6VQRRJHu
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\alpha.exe
- Size 283KB
- SHA256 b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450
- MD5 8a2122e8162dbef04694b9c3e0b6cdee
- SHA1 f1efb0fddc156e4c61c5f78a54700e4e7984d55d
- SHA512 99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397
- SSDEEP 6144:k4WA1B9BxDfQWKORSqY4zOcmpdlc3gJdmtolSm:H1BhkWvSqY4zvmjOwJIT
- MD5 SHA1 SHA512 SSDEEP