Analysis
- max time kernel
150s - 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
04/08/2026, 22:13
Behavioral task
behavioral1
Sample
2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 640KB
- Sample260804-15bpps1gjc
- SHA256 bbeafc15b9f6e30c79e6ff0c348ecf27b4376c70fb67cd9c428c65ea3b31e769
- MD5 d6cfcfee3b7cec26084af5ecaf7dcee3
- SHA1 8924f23bae145cafef74ddc17b0a97d6425b9cd9
- SHA512 6d6d8ab6ec9dc670b8d48d4cce32ad9bde1082d528139f91f731b83565a4a1b734deab50df6b275773b8b142b0817334506d4f434a528595d850eb6e4468dedb
- SSDEEP 6144:DcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:DSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1EAD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2544-0-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/files/0x0011000000019a98-2.dat UPX behavioral2/memory/5688-4-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/2544-16-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/5688-17-0x0000000000200000-0x000000000028C000-memory.dmp UPX behavioral2/memory/5688-31-0x0000000000200000-0x000000000028C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5688 a2723e6d - 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 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 15 114.114.114.114 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 16 223.5.5.5 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_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\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a2723e6d File created C:\Windows\SysWOW64\a2723e6d 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a2723e6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a2723e6d -
resource yara_rule behavioral2/memory/2544-0-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/files/0x0011000000019a98-2.dat upx behavioral2/memory/5688-4-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/2544-16-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/5688-17-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/5688-31-0x0000000000200000-0x000000000028C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\616170 a2723e6d File opened for modification C:\Windows\2b8de0 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_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 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a2723e6d - 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\Content\CachePrefix a2723e6d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a2723e6d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a2723e6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a2723e6d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a2723e6d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a2723e6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a2723e6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a2723e6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a2723e6d - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 5688 a2723e6d 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 2544 2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5688 a2723e6d Token: SeTcbPrivilege 5688 a2723e6d
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_d6cfcfee3b7cec26084af5ecaf7dcee3_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:2544
-
C:\Windows\Syswow64\a2723e6dC:\Windows\Syswow64\a2723e6d1⤵
- 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:5688
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a2723e6d
- Size 640KB
- SHA256 5b454e23af81063db3dee009f9a4a303fca718436ac609273ddb29a4f5b78ba7
- MD5 c5f96692ffe84a084ed33e333daeeb26
- SHA1 056a0467a74a6de1567de721dc8a96a2695384b9
- SHA512 9894feaa941ceba47a15f1b58b8209788452e26eedcb132349302d0550fc8b57648353dfa7dcc8867cfa28146e998c0ed33eb7c6a29adcbe2720ccde0e920f92
- SSDEEP 6144:DcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:DSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1E0D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH