Analysis
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max time kernel
300s -
max time network
292s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
07/04/2025, 15:06
Static task
static1
General
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Target
Account Ledger_2025.exe
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Size
700KB
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MD5
ea0db1fa16704401139cf2da3f30b93c
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SHA1
ed294f2e545aee8e70cac971e870605d4438dfb9
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SHA256
dec84002b392f2f1cca8cc17540835756b9dc5ba63ed8bc56efe0c56a78b22fc
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SHA512
c52901311adaf13061d288db1700b3542b7f7672cc0d38921876fb6b2690716fbb19958e96c4430297567f749fc3edb7a114e9550e5f94c862377b2c4ecbcd50
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SSDEEP
12288:rlTT+PfLmuxTFgDA/mdgXKgESuV+y7qxbHvB325tV8B6slRIp4vHHEAmD:ZTiPjmuxBg0+gxhugRZHMnfsRG4vn
Malware Config
Extracted
remcos
1.7 Pro
others
othersinr.duckdns.org:24041
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audio_folder
audio
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audio_path
%AppData%
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audio_record_time
5
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connect_delay
0
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connect_interval
5
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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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install_path
%AppData%
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keylog_crypt
false
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keylog_file
odds.dat
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keylog_flag
false
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keylog_folder
odas
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keylog_path
%AppData%
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mouse_option
false
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mutex
remcos_gtokgevvym
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screens
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screenshot_path
%AppData%
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screenshot_time
1
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startup_value
remcos
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3316 powershell.exe 3628 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation Account Ledger_2025.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 220 set thread context of 5688 220 Account Ledger_2025.exe 107 -
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 Account Ledger_2025.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Account Ledger_2025.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3272 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 3628 powershell.exe 3628 powershell.exe 3316 powershell.exe 3316 powershell.exe 220 Account Ledger_2025.exe 220 Account Ledger_2025.exe 3316 powershell.exe 3628 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 220 Account Ledger_2025.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeDebugPrivilege 3628 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5688 Account Ledger_2025.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 220 wrote to memory of 3316 220 Account Ledger_2025.exe 101 PID 220 wrote to memory of 3316 220 Account Ledger_2025.exe 101 PID 220 wrote to memory of 3316 220 Account Ledger_2025.exe 101 PID 220 wrote to memory of 3628 220 Account Ledger_2025.exe 103 PID 220 wrote to memory of 3628 220 Account Ledger_2025.exe 103 PID 220 wrote to memory of 3628 220 Account Ledger_2025.exe 103 PID 220 wrote to memory of 3272 220 Account Ledger_2025.exe 105 PID 220 wrote to memory of 3272 220 Account Ledger_2025.exe 105 PID 220 wrote to memory of 3272 220 Account Ledger_2025.exe 105 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107 PID 220 wrote to memory of 5688 220 Account Ledger_2025.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\Account Ledger_2025.exe"C:\Users\Admin\AppData\Local\Temp\Account Ledger_2025.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:220 -
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\Account Ledger_2025.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3316
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aWPNVjQXJTIKP.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3628
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aWPNVjQXJTIKP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF666.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3272
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C:\Users\Admin\AppData\Local\Temp\Account Ledger_2025.exe"C:\Users\Admin\AppData\Local\Temp\Account Ledger_2025.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5688
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5533bfb320fa84c818bd78b6d832d5bd3
SHA13dff61109a1f1be33c06dedab5afa11dbc942328
SHA2566243b5635cfb31cca8f0b52e14fce89cfdb79cdb03ac5df9a3b306267b72b296
SHA512ebd39fffe09081ec813a200dbb96c47bddf45d15da0162e5320a1a68f6044007297777440aa2e75a77af86a7408b1d180bb565fcb196470341de7b31aca1ef23
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5e18a67b309f9d74709a00efd9a27e8fa
SHA1ce3732fb0c0961b659e1156518f4ae83f982bf15
SHA2561e99feefe0ae81d24d04dbaa6fd5722950d68abe6f0641177b7fca144b974239
SHA512c57f32b36f09d8ac50cbb7aa573e52db9076a91b378c709dcd7ec31d2433d9f86f2d6a2f262e53719feee4044bd3ae62c6edb556217efe96f6cf4191793eac3b