Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/07/2026, 07:02
Behavioral task
behavioral1
Sample
2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 640KB
- Sample260716-htye8aax5t
- SHA256 d353b1e8d01d1c09e44fefe37edb97f84000a992c25da7155b161d390fd8f0dd
- MD5 cf6ba363e996270ddb63b54247497f0a
- SHA1 4cdf5cf03f6d278850bc2f00cdac5a5698f133c4
- SHA512 8924451d926a1b442bdcdbf8632fce61774d823a9861849e333ee12a6a5007670f9d374088d9acbcb2763ed46d57dc8436aca76c755c4ed1bbaad72d92a70504
- SSDEEP 6144:3cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:3SvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T180D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4148-0-0x0000000000060000-0x00000000000EC000-memory.dmp UPX behavioral2/files/0x0007000000016b3a-2.dat UPX behavioral2/memory/1312-3-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX behavioral2/memory/4148-10-0x0000000000060000-0x00000000000EC000-memory.dmp UPX behavioral2/memory/1312-11-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX behavioral2/memory/1312-23-0x0000000000EB0000-0x0000000000F3C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1312 836f51c - 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 9 223.5.5.5 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 1 114.114.114.114 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 2 223.5.5.5 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 8 114.114.114.114 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 836f51c File created C:\Windows\SysWOW64\836f51c 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 836f51c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 836f51c -
resource yara_rule behavioral2/memory/4148-0-0x0000000000060000-0x00000000000EC000-memory.dmp upx behavioral2/files/0x0007000000016b3a-2.dat upx behavioral2/memory/1312-3-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx behavioral2/memory/4148-10-0x0000000000060000-0x00000000000EC000-memory.dmp upx behavioral2/memory/1312-11-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx behavioral2/memory/1312-23-0x0000000000EB0000-0x0000000000F3C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4703e8 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\167640 836f51c - 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 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 836f51c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 836f51c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 836f51c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 836f51c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 836f51c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 836f51c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 836f51c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 836f51c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 836f51c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 836f51c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1312 836f51c 1312 836f51c 1312 836f51c 1312 836f51c 1312 836f51c 1312 836f51c 1312 836f51c 1312 836f51c 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4148 2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 1312 836f51c Token: SeTcbPrivilege 1312 836f51c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-16_cf6ba363e996270ddb63b54247497f0a_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-16_cf6ba363e996270ddb63b54247497f0a_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:4148
-
C:\Windows\Syswow64\836f51cC:\Windows\Syswow64\836f51c1⤵
- 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:1312
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\836f51c
- Size 640KB
- SHA256 1f6e983ab1ee16cea13e8399ad5bf6fae8d931536b14477fc3d9befef289f451
- MD5 796d7697a4d3c185359759135bb3bd31
- SHA1 2762891139e876192f58ec3bbb3386f50821df1d
- SHA512 751ec47e7d14c28f516026fb184746b225f14faf08bf9743c70637562de846ff89ec9e4428a62686742ba31f5ef43e1c85113b11abc99fec75e6f62825e33820
- SSDEEP 6144:fcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:fSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T15ED45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH