Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13-03-2024 10:21
Static task
static1
Behavioral task
behavioral1
Sample
DHL Shipped Documents for 3-Shipments 205+19.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
DHL Shipped Documents for 3-Shipments 205+19.exe
Resource
win10v2004-20231215-en
General
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Target
DHL Shipped Documents for 3-Shipments 205+19.exe
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Size
1.0MB
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MD5
2fd81801e9d0d8b835a4e48372876bf0
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SHA1
ccf727bd273bdc31ce158a46cfd151fc2b9b85d5
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SHA256
6a7c6a729d852d01d74832748b6571bafaefcd0bd12aced32e4fa88166af8817
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SHA512
70b1d7f26c2636084a6550d9ec3ef9d82a89d8316aa15c7b7877f665e5beb164bfcefb77b06f05865f38bb10e05e64f0c48c038fe4f9792c987ec7acfce09805
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SSDEEP
24576:potl6JnbeVcW1/IksIH96lE38GUmdd3ydnCxtQhMfm9dQGQkeE:potAJnbeVcfk3mE+mednsQhMgdLv5
Malware Config
Extracted
remcos
MR KAY
192.210.201.57:52499
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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
true
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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-GVXREQ
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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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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2204-107-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2204-105-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2204-122-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2428-99-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2428-106-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2428-119-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
resource yara_rule behavioral1/memory/2428-99-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2204-107-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2428-106-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2204-105-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/600-114-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/600-113-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2428-119-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2204-122-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
Executes dropped EXE 5 IoCs
pid Process 2648 remcos.exe 2768 remcos.exe 2428 remcos.exe 2204 remcos.exe 600 remcos.exe -
Loads dropped DLL 1 IoCs
pid Process 2716 DHL Shipped Documents for 3-Shipments 205+19.exe -
Reads user/profile data of web browsers 2 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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts remcos.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-GVXREQ = "\"C:\\ProgramData\\Remcos\\remcos.exe\"" DHL Shipped Documents for 3-Shipments 205+19.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-GVXREQ = "\"C:\\ProgramData\\Remcos\\remcos.exe\"" remcos.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-GVXREQ = "\"C:\\ProgramData\\Remcos\\remcos.exe\"" remcos.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-GVXREQ = "\"C:\\ProgramData\\Remcos\\remcos.exe\"" DHL Shipped Documents for 3-Shipments 205+19.exe -
Suspicious use of SetThreadContext 5 IoCs
description pid Process procid_target PID 2080 set thread context of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2648 set thread context of 2768 2648 remcos.exe 34 PID 2768 set thread context of 2428 2768 remcos.exe 37 PID 2768 set thread context of 2204 2768 remcos.exe 38 PID 2768 set thread context of 600 2768 remcos.exe 39 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 2668 powershell.exe 2648 remcos.exe 2648 remcos.exe 2744 powershell.exe 2428 remcos.exe 2428 remcos.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2768 remcos.exe 2768 remcos.exe 2768 remcos.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2080 DHL Shipped Documents for 3-Shipments 205+19.exe Token: SeDebugPrivilege 2668 powershell.exe Token: SeDebugPrivilege 2648 remcos.exe Token: SeDebugPrivilege 2744 powershell.exe Token: SeDebugPrivilege 600 remcos.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2768 remcos.exe -
Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 2080 wrote to memory of 2668 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 28 PID 2080 wrote to memory of 2668 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 28 PID 2080 wrote to memory of 2668 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 28 PID 2080 wrote to memory of 2668 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 28 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2080 wrote to memory of 2716 2080 DHL Shipped Documents for 3-Shipments 205+19.exe 30 PID 2716 wrote to memory of 2648 2716 DHL Shipped Documents for 3-Shipments 205+19.exe 31 PID 2716 wrote to memory of 2648 2716 DHL Shipped Documents for 3-Shipments 205+19.exe 31 PID 2716 wrote to memory of 2648 2716 DHL Shipped Documents for 3-Shipments 205+19.exe 31 PID 2716 wrote to memory of 2648 2716 DHL Shipped Documents for 3-Shipments 205+19.exe 31 PID 2648 wrote to memory of 2744 2648 remcos.exe 32 PID 2648 wrote to memory of 2744 2648 remcos.exe 32 PID 2648 wrote to memory of 2744 2648 remcos.exe 32 PID 2648 wrote to memory of 2744 2648 remcos.exe 32 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2648 wrote to memory of 2768 2648 remcos.exe 34 PID 2768 wrote to memory of 2428 2768 remcos.exe 37 PID 2768 wrote to memory of 2428 2768 remcos.exe 37 PID 2768 wrote to memory of 2428 2768 remcos.exe 37 PID 2768 wrote to memory of 2428 2768 remcos.exe 37 PID 2768 wrote to memory of 2428 2768 remcos.exe 37 PID 2768 wrote to memory of 2204 2768 remcos.exe 38 PID 2768 wrote to memory of 2204 2768 remcos.exe 38 PID 2768 wrote to memory of 2204 2768 remcos.exe 38 PID 2768 wrote to memory of 2204 2768 remcos.exe 38 PID 2768 wrote to memory of 2204 2768 remcos.exe 38 PID 2768 wrote to memory of 600 2768 remcos.exe 39 PID 2768 wrote to memory of 600 2768 remcos.exe 39 PID 2768 wrote to memory of 600 2768 remcos.exe 39 PID 2768 wrote to memory of 600 2768 remcos.exe 39 PID 2768 wrote to memory of 600 2768 remcos.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL Shipped Documents for 3-Shipments 205+19.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipped Documents for 3-Shipments 205+19.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DHL Shipped Documents for 3-Shipments 205+19.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668
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C:\Users\Admin\AppData\Local\Temp\DHL Shipped Documents for 3-Shipments 205+19.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipped Documents for 3-Shipments 205+19.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\Remcos\remcos.exe"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2744
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C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\ProgramData\Remcos\remcos.exeC:\ProgramData\Remcos\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\dvksluelxtisohk"5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2428
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C:\ProgramData\Remcos\remcos.exeC:\ProgramData\Remcos\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\gpyllnpftbaxqngikb"5⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
PID:2204
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C:\ProgramData\Remcos\remcos.exeC:\ProgramData\Remcos\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\qrdvmfaghjscbtumcmvaa"5⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5091cddadf49cfb2f8b038e1b4452ed08
SHA1fd53623cd286af9879b3d986a12026f9605c18c0
SHA25690d4bdd432df6776b12cfd21d5dc8bb9bb549acc74f6d8161afdb0fb69a2bac9
SHA512ae3679445f81ec4362d9b4e3d5371f41366767afbec2ad6a0ae67288f8192eca03eb9596225064aca8cfbcc6f503b57761765199d1099fc57f6761b1260f8df8
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Filesize
1.0MB
MD5878f332758870580debe9b643b512c63
SHA176ed56779a3727434ca8fa34d806b34227ea63e1
SHA256fb15bf19dbf59c7f9f29d6ae59135ea943200668cf3842cd93d96ec2ede7dcc3
SHA5123acfc4feffcb40df801b6cec2af17bb302a0271896e6bbb594afcfc8a9fc04aff046e928f723f2d627b760041f8bbf63a0bbb2258ade55a0741b10889455601b
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD54162a87aa7cd43641c495393770fcd21
SHA1f02acbe4d4f52fad8d69ac50cf1d0b7be97845c3
SHA256c3da5f80fb4786696b756c84ff7ebf6ec77536261b7960245336c4ba71b1316b
SHA512e11c5caf479394ff71bae5c13033e6658b0d7dc70d97a7f17ec2af19eb015579dcf83710055952d64858579d4853b0c16db9ba9e000fbf0daf1214f47752cafb
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Filesize
1.0MB
MD52fd81801e9d0d8b835a4e48372876bf0
SHA1ccf727bd273bdc31ce158a46cfd151fc2b9b85d5
SHA2566a7c6a729d852d01d74832748b6571bafaefcd0bd12aced32e4fa88166af8817
SHA51270b1d7f26c2636084a6550d9ec3ef9d82a89d8316aa15c7b7877f665e5beb164bfcefb77b06f05865f38bb10e05e64f0c48c038fe4f9792c987ec7acfce09805