Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/08/2026, 16:56
Behavioral task
behavioral1
Sample
2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 560KB
- Sample260806-vf11eabb23
- SHA256 8ffea8969eb275cbabf1439b8b90b75a1a3f9c08679105f995b823f52731906a
- MD5 a40f37af498f5afecc6b57ae3065e58c
- SHA1 3131b90493c460b0784b86e164a69739e5251abd
- SHA512 82d708f691276e65619ca9a2162937434d60d479b8750a6da1ea43c2f3107890d9c5bab254ef4a341c4ba4bfdf233bd001731a16a814d127f16185f35412b289
- SSDEEP 6144:WWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:WkCO2zVPX7vf1LKlIsOkxHy
- TLSH T139C47C29B690D076C4779574C4A197AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4120-0-0x0000000000280000-0x000000000030C000-memory.dmp UPX behavioral2/files/0x000b00000001b315-2.dat UPX behavioral2/memory/3212-3-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/4120-16-0x0000000000280000-0x000000000030C000-memory.dmp UPX behavioral2/memory/3212-17-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/3212-40-0x0000000000200000-0x000000000028C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3212 bdefe72c - Unexpected DNS network traffic destination 18 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 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 96 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 235 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 292 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 40 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 95 114.114.114.114 3212 bdefe72c Destination IP 103 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 105 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 166 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 322 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 376 114.114.114.114 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 167 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 293 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 377 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 41 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 236 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 323 223.5.5.5 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\bdefe72c 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bdefe72c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bdefe72c -
resource yara_rule behavioral2/memory/4120-0-0x0000000000280000-0x000000000030C000-memory.dmp upx behavioral2/files/0x000b00000001b315-2.dat upx behavioral2/memory/3212-3-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/4120-16-0x0000000000280000-0x000000000030C000-memory.dmp upx behavioral2/memory/3212-17-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/3212-40-0x0000000000200000-0x000000000028C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\36fd98 bdefe72c File opened for modification C:\Windows\468930 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_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 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bdefe72c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bdefe72c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bdefe72c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bdefe72c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bdefe72c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bdefe72c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bdefe72c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bdefe72c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bdefe72c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bdefe72c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 3212 bdefe72c 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4120 2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3212 bdefe72c Token: SeTcbPrivilege 3212 bdefe72c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-06_a40f37af498f5afecc6b57ae3065e58c_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-06_a40f37af498f5afecc6b57ae3065e58c_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:4120
-
C:\Windows\Syswow64\bdefe72cC:\Windows\Syswow64\bdefe72c1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:3212
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bdefe72c
- Size 560KB
- SHA256 ee6a48538817c256b04a31cd1fa44817699a75cb8f5f19504b59a7a727eef390
- MD5 3ed7da748b9407397cd236a2db6e6c47
- SHA1 dd43ef47a036821b262c2c55a7b7ee8c38e8f643
- SHA512 792cf1b8bcd1943c7b7c07f5ff9eda940ca48b834199c4b4c0831b5f020f8627fbe35956024a979b4c3fa7e4794b40888aa2de0aa4ddf3dd38cb2fc3e65a2ef7
- SSDEEP 6144:JWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRuy8K:JkCO2zVPX7vf1LKlIsOkxHy
- TLSH T175C47C29B690D076C4779574C4A187AAFAB1B432372449CFB3D00B5A1F237E2BA7530E
- MD5 SHA1 SHA512 SSDEEP TLSH