Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 00:40
Behavioral task
behavioral1
Sample
2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260809-a1c4vsxdnc
- SHA256 d2bf29a34de52577710576e4682f9642fc640ce786a507a181bd2b7fc0ac3734
- MD5 efc7cbdfc7fb16d70da70217cda139a9
- SHA1 fa29965763048cbb6975885a2fd1d9c8af0f0241
- SHA512 6991ea87bf41d8123f722dbb88519b770989bf353423d92d5986603dec297cb3ae62d3974a3574b2c345aaff43a8352761c3f7c450375ee45c97e89bff9c3169
- SSDEEP 12288:DSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:2vO2xJKRw2kOkxSkW298B
- TLSH T147F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/6080-0-0x0000000000C60000-0x0000000000CEC000-memory.dmp UPX behavioral2/files/0x000c000000019cc9-2.dat UPX behavioral2/memory/3676-3-0x0000000000690000-0x000000000071C000-memory.dmp UPX behavioral2/memory/6080-16-0x0000000000C60000-0x0000000000CEC000-memory.dmp UPX behavioral2/memory/3676-17-0x0000000000690000-0x000000000071C000-memory.dmp UPX behavioral2/memory/3676-32-0x0000000000690000-0x000000000071C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3676 bb9979c5 - 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 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 23 114.114.114.114 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 24 223.5.5.5 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb9979c5 File created C:\Windows\SysWOW64\bb9979c5 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb9979c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bb9979c5 -
resource yara_rule behavioral2/memory/6080-0-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral2/files/0x000c000000019cc9-2.dat upx behavioral2/memory/3676-3-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral2/memory/6080-16-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral2/memory/3676-17-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral2/memory/3676-32-0x0000000000690000-0x000000000071C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3eef38 bb9979c5 File opened for modification C:\Windows\681780 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_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 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb9979c5 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bb9979c5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bb9979c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bb9979c5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bb9979c5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bb9979c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bb9979c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bb9979c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bb9979c5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bb9979c5 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 3676 bb9979c5 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 6080 2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3676 bb9979c5 Token: SeTcbPrivilege 3676 bb9979c5
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_efc7cbdfc7fb16d70da70217cda139a9_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:6080
-
C:\Windows\Syswow64\bb9979c5C:\Windows\Syswow64\bb9979c51⤵
- 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:3676
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bb9979c5
- Size 761KB
- SHA256 d2ef8151a10b404d754447812e491973f4e38b96a5cb986d2cbd3ae39fa98a2f
- MD5 3801031f51cdab7796accb2884aeec1c
- SHA1 40265f986511722f2da79f0f5e52b39381adbb7a
- SHA512 efebc13ab448eadb48f7e9f8d2f44b17e97d150dfae4175672d94cfccd55f5160999e35a61ee01d6d628bb229694496437d38eafec8b8604807201b5af37132b
- SSDEEP 12288:rSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:evO2xJKRw2kOkxSkW298B
- TLSH T1E5F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH