Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 10:08
Behavioral task
behavioral1
Sample
2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260804-l6ds5axdpd
- SHA256 53d3ade229e50c6d9ed2b0323443b80c30ff64ae6e600d3681831268768c455c
- MD5 b4603db8d401e8efba2455e7bff7c987
- SHA1 6eeb6ac5f6aa37b582971f63cd9428b165dc416a
- SHA512 c66e5946536516f8c0c71bf204290cc07bbb415173847759a30ffddeab8312b620eccc66c01bef3cba04bf4e16326218a041f09c8457b2525d4bc5d0bb7b2dc4
- SSDEEP 6144:mWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:mkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1CEC47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5004-0-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/files/0x000a00000001b315-2.dat UPX behavioral2/memory/4920-3-0x00000000009C0000-0x0000000000A4C000-memory.dmp UPX behavioral2/memory/5004-10-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/memory/4920-11-0x00000000009C0000-0x0000000000A4C000-memory.dmp UPX behavioral2/memory/4920-28-0x00000000009C0000-0x0000000000A4C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4920 4e98fedc - 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 9 114.114.114.114 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 10 223.5.5.5 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_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 4e98fedc File created C:\Windows\SysWOW64\4e98fedc 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4e98fedc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4e98fedc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4e98fedc -
resource yara_rule behavioral2/memory/5004-0-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/files/0x000a00000001b315-2.dat upx behavioral2/memory/4920-3-0x00000000009C0000-0x0000000000A4C000-memory.dmp upx behavioral2/memory/5004-10-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/4920-11-0x00000000009C0000-0x0000000000A4C000-memory.dmp upx behavioral2/memory/4920-28-0x00000000009C0000-0x0000000000A4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\543b70 4e98fedc File opened for modification C:\Windows\55ab98 2026-08-03_b4603db8d401e8efba2455e7bff7c987_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_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4e98fedc - 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\Cookies\CachePrefix = "Cookie:" 4e98fedc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4e98fedc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 4e98fedc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4e98fedc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4e98fedc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4e98fedc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4e98fedc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4e98fedc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 4920 4e98fedc 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5004 2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4920 4e98fedc Token: SeTcbPrivilege 4920 4e98fedc
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_b4603db8d401e8efba2455e7bff7c987_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_b4603db8d401e8efba2455e7bff7c987_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:5004
-
C:\Windows\Syswow64\4e98fedcC:\Windows\Syswow64\4e98fedc1⤵
- 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:4920
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4e98fedc
- Size 560KB
- SHA256 36fb76d81fb192ea715883b5f0a53eeb5f13f2dccbd06d1462b15293f22daa80
- MD5 74b349d80e551ed492e701963e537a1c
- SHA1 340185bf07f944b36ebe88f3804e9a1ba5208aad
- SHA512 d5724fcc392857a80f76136bf1cd4174eb67855fbc53b587161f984a79a38cb2bc0e46028c571aad13e55a0671e7d14ffd29ff4c654b163eb281162f5c83eb22
- SSDEEP 6144:pWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:pkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1A1C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH