Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
24/10/2022, 07:29
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe
Resource
win10v2004-20220901-en
General
- Target SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe
- Size 10KB
- Sample221024-ja8mhsfdbp
- SHA256 ad87f3ad6fb14d2b79d7b7aac1b38bc04fd20757460da0f02cac139408df9969
- MD5 736755e65dacf6df87239d0a8ec64b32
- SHA1 6e9ab072f81fda3382a4e6a56a3835e2f54bea3f
- SHA512 9203456574b7b848b3554b378aea9b5ba008af1932a698c7be8f770537f93054680c1a4002ba48167789caf513272c61c531851eff09785ec1d1337a563b52d4
- SSDEEP 96:58k28a86JbEaFLA6+ADxFS/YWehcK/Rq5EwExopj1YdaKNX6Ny3mxzNt:58krdCblFLA6FS/YWeh3Rz0Xnyc
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
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remcos
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RemoteHost
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obologs.work.gd:4044
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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
-
install_flag
false
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keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
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mouse_option
false
-
mutex
Rmc-F9UER6
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screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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take_screenshot_option
false
-
take_screenshot_time
5
Extracted
-
lokibot
-
http://192.64.118.167/profile.php?id=6iMMKJHCU15sObupIn6Ll6LlnrEG0OS67FTRoBujDALrMfRvD
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http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/3336-151-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView - NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1228-153-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/1228-158-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView - Nirsoft 4 IoCs
resource yara_rule behavioral2/memory/3336-151-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/2572-152-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1228-153-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1228-158-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft - Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 2220 dwn.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation dwn.exe - Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts aspnet_compiler.exe - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook aspnet_compiler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ndjjtqsvd = "\"C:\\Users\\Admin\\AppData\\Roaming\\Dqavw\\Ndjjtqsvd.exe\"" SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe - Suspicious use of SetThreadContext 5 IoCs
description pid Process procid_target PID 1176 set thread context of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 5052 set thread context of 1228 5052 aspnet_compiler.exe 94 PID 5052 set thread context of 3336 5052 aspnet_compiler.exe 95 PID 5052 set thread context of 2572 5052 aspnet_compiler.exe 96 PID 2220 set thread context of 4408 2220 dwn.exe 100 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3932 powershell.exe 3932 powershell.exe 2572 aspnet_compiler.exe 2572 aspnet_compiler.exe 1228 aspnet_compiler.exe 1228 aspnet_compiler.exe 1228 aspnet_compiler.exe 1228 aspnet_compiler.exe 2384 powershell.exe 2384 powershell.exe - Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 5052 aspnet_compiler.exe 5052 aspnet_compiler.exe 5052 aspnet_compiler.exe 5052 aspnet_compiler.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe Token: SeDebugPrivilege 3932 powershell.exe Token: SeDebugPrivilege 2572 aspnet_compiler.exe Token: SeDebugPrivilege 2220 dwn.exe Token: SeDebugPrivilege 2384 powershell.exe Token: SeDebugPrivilege 4408 aspnet_compiler.exe - Suspicious use of WriteProcessMemory 45 IoCs
description pid Process procid_target PID 1176 wrote to memory of 3932 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 83 PID 1176 wrote to memory of 3932 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 83 PID 1176 wrote to memory of 3932 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 83 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 1176 wrote to memory of 5052 1176 SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe 91 PID 5052 wrote to memory of 5096 5052 aspnet_compiler.exe 93 PID 5052 wrote to memory of 5096 5052 aspnet_compiler.exe 93 PID 5052 wrote to memory of 5096 5052 aspnet_compiler.exe 93 PID 5052 wrote to memory of 1228 5052 aspnet_compiler.exe 94 PID 5052 wrote to memory of 1228 5052 aspnet_compiler.exe 94 PID 5052 wrote to memory of 1228 5052 aspnet_compiler.exe 94 PID 5052 wrote to memory of 1228 5052 aspnet_compiler.exe 94 PID 5052 wrote to memory of 3336 5052 aspnet_compiler.exe 95 PID 5052 wrote to memory of 3336 5052 aspnet_compiler.exe 95 PID 5052 wrote to memory of 3336 5052 aspnet_compiler.exe 95 PID 5052 wrote to memory of 3336 5052 aspnet_compiler.exe 95 PID 5052 wrote to memory of 2572 5052 aspnet_compiler.exe 96 PID 5052 wrote to memory of 2572 5052 aspnet_compiler.exe 96 PID 5052 wrote to memory of 2572 5052 aspnet_compiler.exe 96 PID 5052 wrote to memory of 2572 5052 aspnet_compiler.exe 96 PID 5052 wrote to memory of 2220 5052 aspnet_compiler.exe 97 PID 5052 wrote to memory of 2220 5052 aspnet_compiler.exe 97 PID 5052 wrote to memory of 2220 5052 aspnet_compiler.exe 97 PID 2220 wrote to memory of 2384 2220 dwn.exe 98 PID 2220 wrote to memory of 2384 2220 dwn.exe 98 PID 2220 wrote to memory of 2384 2220 dwn.exe 98 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 PID 2220 wrote to memory of 4408 2220 dwn.exe 100 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook aspnet_compiler.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.BackdoorX-gen.12634.2971.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3932
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe /stext "C:\Users\Admin\AppData\Local\Temp\qoykcontfklbvdkdsywynmfnxmkwqhmqf"3⤵PID:5096
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe /stext "C:\Users\Admin\AppData\Local\Temp\qoykcontfklbvdkdsywynmfnxmkwqhmqf"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1228
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe /stext "C:\Users\Admin\AppData\Local\Temp\bidcc"3⤵
- Accesses Microsoft Outlook accounts
PID:3336
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe /stext "C:\Users\Admin\AppData\Local\Temp\dlrndzjoh"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2572
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C:\Users\Admin\AppData\Local\Temp\dwn.exe"C:\Users\Admin\AppData\Local\Temp\dwn.exe"3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2384
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe4⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4408
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
- Size 1KB
- SHA256 3254495a5513b37a2686a876d0040275414699e7ce760e7b5ee05e41a54b96f5
- MD5 6195a91754effb4df74dbc72cdf4f7a6
- SHA1 aba262f5726c6d77659fe0d3195e36a85046b427
- SHA512 ed723d15de267390dc93263538428e2c881be3494c996a810616b470d6df7d5acfcc8725687d5c50319ebef45caef44f769bfc32e0dc3abd249dacff4a12cc89
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
- Size 53KB
- SHA256 474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
- MD5 06ad34f9739c5159b4d92d702545bd49
- SHA1 9152a0d4f153f3f40f7e606be75f81b582ee0c17
- SHA512 c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92
- SSDEEP 1536:q5C+jH04tAHkCSMrxyNhftflJdPYoFi3j39MVvjMLUsszyhMUp7Fv+Eca5b/h4ie:KC+jH04tAHk5MrxyNhftflJdPYoFi3jc
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 16KB
- SHA256 b7255e7ee35727982f66a3263370e14db4ca519d7aae64b97436f9efe72a3056
- MD5 c8770cb33a89f3cbaf94e929d7363b16
- SHA1 756bc8acf83c6a6da2be3c6b4642029d173e8c93
- SHA512 eb4a9a5cd45db9be16536bac89ebe875f842c7d0e6e59761ba378dd13407bfac0a3d7d3f7c11832ec2195e825aab7398b8e31f95e7963f5108dd4464e84f7d5b
- SSDEEP 384:Bj+jfa9i+k1O1nvru1Jkko9o2T9K6seYZIJ/r03SoZjsfYSPYjE0LiQ:1Kg1DhJo2T9Ny+YSWGRGE0f
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\dwn.exe
- Size 6KB
- SHA256 2d7e67bffba35a8c1847cec933be9ba5ab20c81d0386699d67ac830966656e93
- MD5 d7019ac869240f63fe3b904cf323b98a
- SHA1 5dcfeb7e01aa84ed376c5041793c5f673114e741
- SHA512 f9e04d338e200e81ecb98fef195043f7ee6fa759da2f906e76aa8f21e9ad7576cd8a6a5db713411a377ae3982cab7ed3082029f419ef58100623679c62ffab1a
- SSDEEP 96:1ldkpDCHNmFYuJEWSqzKxCvsQYkj/7H1YdaKNz6NylE4bFnU:PdkhCtmF/JRLKQvsQYQ/7DDUM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\dwn.exe
- Size 6KB
- SHA256 2d7e67bffba35a8c1847cec933be9ba5ab20c81d0386699d67ac830966656e93
- MD5 d7019ac869240f63fe3b904cf323b98a
- SHA1 5dcfeb7e01aa84ed376c5041793c5f673114e741
- SHA512 f9e04d338e200e81ecb98fef195043f7ee6fa759da2f906e76aa8f21e9ad7576cd8a6a5db713411a377ae3982cab7ed3082029f419ef58100623679c62ffab1a
- SSDEEP 96:1ldkpDCHNmFYuJEWSqzKxCvsQYkj/7H1YdaKNz6NylE4bFnU:PdkhCtmF/JRLKQvsQYQ/7DDUM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\qoykcontfklbvdkdsywynmfnxmkwqhmqf
- Size 4KB
- SHA256 bd8156713974af3003c418302d3647fa84f62836fe83613c05e8bc40cb06a867
- MD5 952a930b9fe70f809a67cb4e765c9448
- SHA1 7e6c235246cc1be14d8a01ee7688a2a2471d44c9
- SHA512 10d12f2412fd2cb9ecf47cccd0261b17d9a3323957602c06795c4b2244306837d0a979ec6e552dc023ee81719ebcb9455bdb6f9d44f07788664994d1498452fb
- SSDEEP 48:wvvv0DxfvvcDxfdvv0DxBvv0Dxakvv0D7:mvWxvep1vWPvWbvW7
- MD5 SHA1 SHA512 SSDEEP