Analysis
- max time kernel
149s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 17:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe
Resource
win11ltsc2024-20260710-en
10 signatures
150 seconds
General
- Target 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe
- Size 1.3MB
- Sample260720-wdkfbaas3r
- SHA256 8902c7acb8729f686178c91642827ba370b759375400263544261f9177d61a0e
- MD5 4a72878c0a166bee006bfba93285b726
- SHA1 259f8b0dba91968a8bc2d63aef5a0a6bf8bc2d6b
- SHA512 a5ece8277a7b607e2d6d13ce391bfe94e331fc044d5fcd3784af472b170bbc9dbe3cf6af7fc2619ff40bca81ce042f0825dcdcc8aae1044592b851c4347125f6
- SSDEEP 24576:BHmDvg1eg8lYLkpSFZmr8lcrNJZECOHUNt7nizsX4O8b8ITDnlq+Ye:BHmDvkRAuFkuoJZEtMFniQX4O8b8ITDd
- TLSH T1AB556C30F6428136E8E271B18E79AF5D6829A93007E640C772D917191F716F2EF3AB53
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000d00000001c5bb-7.dat acprotect - Executes dropped EXE 2 IoCs
pid Process 4912 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 4660 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 - Loads dropped DLL 1 IoCs
pid Process 2840 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\SYSLIB32.DLL 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe - Drops file in Program Files directory 12 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.MSS 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EIE 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\7-Zip\7zFM.SEJ 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\7-Zip\7zG.RMA 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.DFK 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\7-Zip\7z.GLS 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.CHJ 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.COB 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.OGM 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.NPD 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 - Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\ 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000_Classes\ 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2840 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2840 wrote to memory of 4912 2840 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe 89 PID 4912 wrote to memory of 4660 4912 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 90 PID 4912 wrote to memory of 4660 4912 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 90 PID 4912 wrote to memory of 4660 4912 2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2840 -
C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~012⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01"C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01" --channel=4912.1.952324847 --type=renderer3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4660
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-07-20_4a72878c0a166bee006bfba93285b726_coinminer_elex_mafia_remcos.~01
- Size 1.3MB
- SHA256 1c52b50019786ce77c3338f470a9193f90f71080196198357744cb065b7c6851
- MD5 ca0c67ba7aeba6aed5ddb852e6eea811
- SHA1 8b8db3434cac650ba795ff9aa8f89a24e4b83410
- SHA512 014fc45aa3141e160d5e78b963f065b196c7243ef0e630954de255b787d788f43f443b7a9a69c3b8b6f9e93e3f6ef25fe8ccfc7101fb196358b3459d4d6ec016
- SSDEEP 24576:ifrPEmDvg1eg8lYLkpSFZmr8lcrNJZECOHUNt7nizsX4O8b8ITDnlq+YV:vmDvkRAuFkuoJZEtMFniQX4O8b8ITDn+
- TLSH T129556D30F6428136E8E271719E79AF5D682DA93007A640C772C91B191F716F2EF3AB53
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\SYSLIB32.DLL
- Size 2KB
- SHA256 86c37d531bdec92247c60d88a836074249f45a0f3b124f0ac03df8214779d701
- MD5 887232bc07bd1ed68c6913d71735179a
- SHA1 739dc10a629e1e4e2a4f6cbba66732062f58a1e0
- SHA512 0b029375874ca5030d41f637a5771e68d74be360c6a4ed284e0de646ca9f393bba47abe910c4648c75623c1df513171ac1668b3d9618e4d4527ff6661eefe8f9
- TLSH T1A651878BFE361A73C13F0231134ED56A39286200067D85A25A2CA45F36EB1B08B79F08
- MD5 SHA1 SHA512 TLSH