Analysis
- max time kernel
149s - max time network
155s - 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, 17:32
Behavioral task
behavioral1
Sample
2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
General
- Target 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260804-v4gxfaed46
- SHA256 3f1a60cb1435f5d0e56cc0b5ccb052eba50f1d2cd7f481063c68f761ac35720a
- MD5 f1c7bd4c6c2e20def96d5d71b9740b70
- SHA1 108c76cacc856a95211615f9bcd6a55c3a86319e
- SHA512 52f11c76f4553f0ad420e9f3ea091e7c7f816cc2010ab759875a29099b356d96c4d9c535fae1edfe828db48475ffd46428d2b5ca6dce4c7971da9c8954d511a2
- SSDEEP 12288:/SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:KvO2xJKRw2kOkx2LFRvcUV
- TLSH T18DF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5324-0-0x0000000000C10000-0x0000000000C9C000-memory.dmp UPX behavioral2/files/0x000600000000697a-2.dat UPX behavioral2/memory/3396-3-0x0000000000340000-0x00000000003CC000-memory.dmp UPX behavioral2/memory/5324-16-0x0000000000C10000-0x0000000000C9C000-memory.dmp UPX behavioral2/memory/3396-17-0x0000000000340000-0x00000000003CC000-memory.dmp UPX behavioral2/memory/3396-32-0x0000000000340000-0x00000000003CC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3396 89421da8 - 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 6 223.5.5.5 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 19 114.114.114.114 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 20 223.5.5.5 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 89421da8 File created C:\Windows\SysWOW64\89421da8 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 89421da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 89421da8 -
resource yara_rule behavioral2/memory/5324-0-0x0000000000C10000-0x0000000000C9C000-memory.dmp upx behavioral2/files/0x000600000000697a-2.dat upx behavioral2/memory/3396-3-0x0000000000340000-0x00000000003CC000-memory.dmp upx behavioral2/memory/5324-16-0x0000000000C10000-0x0000000000C9C000-memory.dmp upx behavioral2/memory/3396-17-0x0000000000340000-0x00000000003CC000-memory.dmp upx behavioral2/memory/3396-32-0x0000000000340000-0x00000000003CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3a2408 89421da8 File opened for modification C:\Windows\5b2618 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_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_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 89421da8 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 89421da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 89421da8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 89421da8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 89421da8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 89421da8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 89421da8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 89421da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 89421da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 89421da8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3396 89421da8 3396 89421da8 3396 89421da8 3396 89421da8 3396 89421da8 3396 89421da8 3396 89421da8 3396 89421da8 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5324 2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 3396 89421da8 Token: SeTcbPrivilege 3396 89421da8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_f1c7bd4c6c2e20def96d5d71b9740b70_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:5324
-
C:\Windows\Syswow64\89421da8C:\Windows\Syswow64\89421da81⤵
- 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:3396
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\89421da8
- Size 766KB
- SHA256 a0574123d1748939d1d1c870735d013317d14a2a2fb1bd562aea3a6fbebf8549
- MD5 af12b439e008bd196e784a790c721e23
- SHA1 a02d4627895727b6e7d78c1598837726175cea94
- SHA512 5b2a4ba9f5b3d19b95e55557584a01f425a1bad72f687ca3e781dff24664ea3a762d56c15f8eae47d6c759d486339af4bac3ba5272d9da067cc39195235f12a2
- SSDEEP 12288:mSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:FvO2xJKRw2kOkx2LFRvcUV
- TLSH T131F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH