Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/07/2026, 21:43
Behavioral task
behavioral1
Sample
2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 761KB
- Sample260731-1lcsnahb87
- SHA256 81adde1288dc42669303c28cb297cbe926d74f600697c5e4ad49ef5b6dd86c1d
- MD5 3fc8b61261671a8ccb1249ac42d8e61e
- SHA1 d7bd88b64d1943fdd4c36dc3214882f0961d8ce4
- SHA512 671c78cc2a16eda2bdd62fddbd4176fb8ea6c790746e985f0ab79d13b7ac1ce681851d9ab1904f4130d9e367cf94324e4d8aabb4f936f977c46d49ffbd829fce
- SSDEEP 12288:VSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:UvO2xJKRw2kOkxSkW298B
- TLSH T160F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4932-0-0x00000000001C0000-0x000000000024C000-memory.dmp UPX behavioral2/files/0x0007000000016b3a-2.dat UPX behavioral2/memory/5244-4-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX behavioral2/memory/4932-16-0x00000000001C0000-0x000000000024C000-memory.dmp UPX behavioral2/memory/5244-17-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX behavioral2/memory/5244-34-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5244 d4d62b12 - 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 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 114.114.114.114 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 19 223.5.5.5 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_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\History\History.IE5 d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d4d62b12 File created C:\Windows\SysWOW64\d4d62b12 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d4d62b12 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d4d62b12 -
resource yara_rule behavioral2/memory/4932-0-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/files/0x0007000000016b3a-2.dat upx behavioral2/memory/5244-4-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/4932-16-0x00000000001C0000-0x000000000024C000-memory.dmp upx behavioral2/memory/5244-17-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/5244-34-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\59c778 d4d62b12 File opened for modification C:\Windows\547008 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_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 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d4d62b12 - 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 d4d62b12 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d4d62b12 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d4d62b12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d4d62b12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d4d62b12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d4d62b12 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d4d62b12 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d4d62b12 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d4d62b12 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 5244 d4d62b12 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4932 2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5244 d4d62b12 Token: SeTcbPrivilege 5244 d4d62b12
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_3fc8b61261671a8ccb1249ac42d8e61e_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:4932
-
C:\Windows\Syswow64\d4d62b12C:\Windows\Syswow64\d4d62b121⤵
- 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:5244
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d4d62b12
- Size 761KB
- SHA256 307a6b8b421dc9747a19c516409e9bd9fe92577bf4273f426cc4ae5c8a5229c6
- MD5 0096060a962583337a227f1b98e4d0c8
- SHA1 06a1c20f46a1487c80f771a8663950a4650df826
- SHA512 aaa5d863c3e7186532838296472c753bc6e15111549a60900edd2205fa6436f15c89ae42d859a0382bca7ad1a9918cfb101be6975c911ccbba3b01436c2756c3
- SSDEEP 12288:OSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:tvO2xJKRw2kOkxSkW298B
- TLSH T104F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH