Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 10:46
Behavioral task
behavioral1
Sample
2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260803-mvefysvdkh
- SHA256 4fd87f9b91b7866ebad29a03b34ae33162b18335b50353782613097c24791803
- MD5 efcdf55a2701947f302a1c5e97dc8e3e
- SHA1 6f4507dba07634ac61a361d66e80603879fdf63b
- SHA512 3987d47f311b2d7211104ad7abdf318a7a3d1de17840711e18031488dd3e3b230d38ef9e9cf7fed3713726316b6e010acf2b48a702632e0cd0816163f7132c6d
- SSDEEP 12288:uSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:NvO2xJKRw2kOkx2LFRvcUV
- TLSH T192F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5716-0-0x0000000000BA0000-0x0000000000C2C000-memory.dmp UPX behavioral2/files/0x000c00000001b8ae-2.dat UPX behavioral2/memory/4176-4-0x0000000000860000-0x00000000008EC000-memory.dmp UPX behavioral2/memory/5716-10-0x0000000000BA0000-0x0000000000C2C000-memory.dmp UPX behavioral2/memory/4176-11-0x0000000000860000-0x00000000008EC000-memory.dmp UPX behavioral2/memory/4176-26-0x0000000000860000-0x00000000008EC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4176 22f13864 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 13 114.114.114.114 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 14 223.5.5.5 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 22f13864 File created C:\Windows\SysWOW64\22f13864 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 22f13864 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 22f13864 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 22f13864 -
resource yara_rule behavioral2/memory/5716-0-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral2/files/0x000c00000001b8ae-2.dat upx behavioral2/memory/4176-4-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral2/memory/5716-10-0x0000000000BA0000-0x0000000000C2C000-memory.dmp upx behavioral2/memory/4176-11-0x0000000000860000-0x00000000008EC000-memory.dmp upx behavioral2/memory/4176-26-0x0000000000860000-0x00000000008EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\477ea0 22f13864 File opened for modification C:\Windows\61dc28 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 22f13864 - Modifies data under HKEY_USERS 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 22f13864 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 22f13864 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 22f13864 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 22f13864 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 22f13864 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 22f13864 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 22f13864 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 22f13864 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4176 22f13864 4176 22f13864 4176 22f13864 4176 22f13864 4176 22f13864 4176 22f13864 4176 22f13864 4176 22f13864 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5716 2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4176 22f13864 Token: SeTcbPrivilege 4176 22f13864
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_efcdf55a2701947f302a1c5e97dc8e3e_amadey_coinminer_elex_smoke-loader_stop.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5716
-
C:\Windows\Syswow64\22f13864C:\Windows\Syswow64\22f138641⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4176
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\22f13864
- Size 766KB
- SHA256 679c331b37f4698ec2b4e0498922f2585edf5e7ba428f2be58c37ef3e4fbf875
- MD5 afd6731322c9732eec392ba38ca9a6d0
- SHA1 cde4080c5cfa8b18cabcb594c4b3a0d092e0d66f
- SHA512 31962b5ed5301ca275e347a24399b91896ba931856fe76c6ab4049540c7dba28d5cb4441eb81b1c17db317ab16c1a856884ab6a2d1769a637baf937e04b1cf6c
- SSDEEP 12288:WSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:VvO2xJKRw2kOkx2LFRvcUV
- TLSH T181F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH