Analysis
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max time kernel
148s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 03:11
Static task
static1
Behavioral task
behavioral1
Sample
6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe
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Size
789KB
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MD5
92e917f439cc408828a0629d80fdb043
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SHA1
ffcf08807371521fb40a31aff774e3275cd4338d
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SHA256
6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4
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SHA512
c78fa619b27defc8a458a841b7fa20fe84e738e2d13203d0c8f454adb83555da99c574105bc36d4aeb765ee0cb67d158a1828fb2f88a92d1f6dcc51c7dfd5f9a
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SSDEEP
12288:GtomEHbPcEFdCSdWdQqOFvvcW/5W4MiTFroRnk9YZaax8NNAta67Qi5vz8s+u+K+:TN7PcKd66MWjBroRbkOQ/t
Malware Config
Extracted
remcos
RemoteHost
162.251.122.87:2404
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-UOMZ21
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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
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take_screenshot_time
5
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Remcos family
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Detected Nirsoft tools 9 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/908-595-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/908-597-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/1924-596-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1924-594-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1880-601-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1880-605-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1880-602-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1924-610-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/908-614-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/908-595-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/908-597-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/908-614-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1924-596-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1924-594-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1924-610-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Loads dropped DLL 2 IoCs
pid Process 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2748 set thread context of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 1008 set thread context of 1924 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 33 PID 1008 set thread context of 908 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 34 PID 1008 set thread context of 1880 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 35 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1924 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 1924 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1880 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 2748 wrote to memory of 1008 2748 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 31 PID 1008 wrote to memory of 1924 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 33 PID 1008 wrote to memory of 1924 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 33 PID 1008 wrote to memory of 1924 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 33 PID 1008 wrote to memory of 1924 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 33 PID 1008 wrote to memory of 908 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 34 PID 1008 wrote to memory of 908 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 34 PID 1008 wrote to memory of 908 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 34 PID 1008 wrote to memory of 908 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 34 PID 1008 wrote to memory of 1880 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 35 PID 1008 wrote to memory of 1880 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 35 PID 1008 wrote to memory of 1880 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 35 PID 1008 wrote to memory of 1880 1008 6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe"C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe"C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exeC:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe /stext "C:\Users\Admin\AppData\Local\Temp\jhvfzkxcdvaqagzsjapu"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1924
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C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exeC:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe /stext "C:\Users\Admin\AppData\Local\Temp\tkjysciwrdsdcuveslcvjoip"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:908
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C:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exeC:\Users\Admin\AppData\Local\Temp\6959fb446ee0634e6622e50f0f1b9367bffddf12f8083507cdc0ff39ed50abf4.exe /stext "C:\Users\Admin\AppData\Local\Temp\veoitvtxflkinajijwwxubcgdte"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1880
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5cc9871db2dacd87388b38347b46e2db9
SHA15631964d19a384bed1a9302c44600788e5091959
SHA256ea07932621181a337453f8415685b22bec16ab989127666a23bba45c251b1846
SHA5121a2f1d274dbc03c36bad1e1cc93b566fbb93dd45b6817c710ce9be8010e3ef96bbb323d9aaff8f33478faaf3e089c83a148e1786fabf1602acd8d943009adb24
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1B
MD58ce4b16b22b58894aa86c421e8759df3
SHA113fbd79c3d390e5d6585a21e11ff5ec1970cff0c
SHA2568254c329a92850f6d539dd376f4816ee2764517da5e0235514af433164480d7a
SHA5122af8a9104b3f64ed640d8c7e298d2d480f03a3610cbc2b33474321ec59024a48592ea8545e41e09d5d1108759df48ede0054f225df39d4f0f312450e0aa9dd25
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Filesize
2B
MD525bc6654798eb508fa0b6343212a74fe
SHA115d5e1d3b948fd5986aaff7d9419b5e52c75fc93
SHA2568e5202705183bd3a20a29e224499b0f77a8273ee33cd93cca71043c57ad4bdfc
SHA5125868c6241ed3cfcc5c34bfe42e4b9f5c69e74975e524771d8c9f35cafc13fd01cd943ec4d8caefee79a1f4a457e69d20b7a86f88db83a5bc3e6bd8a619972898
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Filesize
3B
MD54e27f2226785e9abbe046fc592668860
SHA128b18a7f383131df509f7191f946a32c5a2e410c
SHA25601a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d
SHA5122a23585835bdb5db8175cab265566042282841efdcee8aaba8b9b5d466b0f165c0c5973033ce94bb9a8f07a956689247981ea07ac5a51408263e1653d9710adb
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Filesize
4B
MD5cde63b34c142af0a38cbe83791c964f8
SHA1ece2b194b486118b40ad12c1f0e9425dd0672424
SHA25665e2d70166c9a802b7ad2a87129b8945f083e5f268878790a9d1f1c03f47938d
SHA5120559d3d34ad64ccc27e685431c24fc6ead0f645db14fa0e125a64fb67dbd158c15432c1fc5407811aac8a3486090dfbcfcbc3c6bf5aa0ec73f979ef62d14853c
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Filesize
5B
MD5e2fecc970546c3418917879fe354826c
SHA163f1c1dd01b87704a6b6c99fd9f141e0a3064f16
SHA256ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0
SHA5123c4a68cbaee94f986515f43305a0e7620c14c30213d4a17db4a3e8a1b996764eb688bf733f472fc52073c2c80bb5229bb29411d7601aefe1c4370e230c341a0a
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Filesize
6B
MD550484c19f1afdaf3841a0d821ed393d2
SHA1c65a0fb7e74ffd2c9fc3a0f9aacb0f6a24b0a68b
SHA2566923dd1bc0460082c5d55a831908c24a282860b7f1cd6c2b79cf1bc8857c639c
SHA512d51a20d67571fe70bcd6c36e1382a3c342f42671c710090b75fcfc2405ce24488e03a7131eefe4751d0bd3aeaad816605ad10c8e3258d72fcf379e32416cbf3b
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Filesize
7B
MD567cfa7364c4cf265b047d87ff2e673ae
SHA156e27889277981a9b63fcf5b218744a125bbc2fa
SHA256639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713
SHA51217f28a136b20b89e9c3a418b08fd8e6fcaac960872dc33b2481af2d872efc44228f420759c57724f5d953c7ba98f2283e2acc7dfe5a58cbf719c6480ec7a648b
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Filesize
8B
MD5c3cb69218b85c3260387fb582cb518dd
SHA1961c892ded09a4cbb5392097bb845ccba65902ad
SHA2561c329924865741e0222d3ead23072cfbed14f96e2b0432573068eb0640513101
SHA5122402fffeb89c531db742bf6f5466eee8fe13edf97b8ecfc2cace3522806b322924d1ca81dda25e59b4047b8f40ad11ae9216e0a0d5c7fc6beef4368eb9551422
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Filesize
9B
MD52b3884fe02299c565e1c37ee7ef99293
SHA1d8e2ef2a52083f6df210109fea53860ea227af9c
SHA256ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858
SHA512aeb9374a52d0ad99336bfd4ec7bb7c5437b827845b8784d9c21f7d96a931693604689f6adc3ca25fad132a0ad6123013211ff550f427fa86e4f26c122ac6a0fe
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Filesize
10B
MD59a53fc1d7126c5e7c81bb5c15b15537b
SHA1e2d13e0fa37de4c98f30c728210d6afafbb2b000
SHA256a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92
SHA512b0bffbb8072dbdcfc68f0e632f727c08fe3ef936b2ef332c08486553ff2cef7b0bcdb400e421a117e977bb0fac17ce4706a8097e32d558a918433646b6d5f1a1
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Filesize
74B
MD516d513397f3c1f8334e8f3e4fc49828f
SHA14ee15afca81ca6a13af4e38240099b730d6931f0
SHA256d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
SHA5124a350b790fdd2fe957e9ab48d5969b217ab19fc7f93f3774f1121a5f140ff9a9eaaa8fa30e06a9ef40ad776e698c2e65a05323c3adf84271da1716e75f5183c3
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Filesize
11KB
MD5ca332bb753b0775d5e806e236ddcec55
SHA1f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f
SHA256df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d
SHA5122de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00