Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 02:25
Behavioral task
behavioral1
Sample
2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 766KB
- Sample260820-cv9a8adn5x
- SHA256 6c1e3ad037f16c7b6abbabaa71b976cb9496ad35f23a129d1c5115c0e365fd1f
- MD5 7fbd664f0ef057c5d9697fb3185111b1
- SHA1 99c061482c956d3d844e4ec9d05fe2ed0246eddb
- SHA512 e3429dd252ec4d91f81eab084400b16c4a72698d42c75c1ce2adf93d259940be30027499eb56ace3dedba5aefd27284892640d7ac5f1caf20b05aaae045fdfe8
- SSDEEP 12288:fSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:qvO2xJKRw2kOkx2LFRvcUV
- TLSH T1DBF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4676-0-0x0000000000750000-0x00000000007DC000-memory.dmp UPX behavioral2/files/0x000800000001b1d0-2.dat UPX behavioral2/memory/1152-3-0x00000000001B0000-0x000000000023C000-memory.dmp UPX behavioral2/memory/4676-10-0x0000000000750000-0x00000000007DC000-memory.dmp UPX behavioral2/memory/1152-11-0x00000000001B0000-0x000000000023C000-memory.dmp UPX behavioral2/memory/1152-35-0x00000000001B0000-0x000000000023C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1152 e2a5bfc - 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 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 16 114.114.114.114 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 223.5.5.5 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\e2a5bfc 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e2a5bfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C e2a5bfc -
resource yara_rule behavioral2/memory/4676-0-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/files/0x000800000001b1d0-2.dat upx behavioral2/memory/1152-3-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/memory/4676-10-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/1152-11-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/memory/1152-35-0x00000000001B0000-0x000000000023C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\13b900 e2a5bfc File opened for modification C:\Windows\500e08 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_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 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e2a5bfc - 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\Cookies\CachePrefix = "Cookie:" e2a5bfc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e2a5bfc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e2a5bfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e2a5bfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e2a5bfc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e2a5bfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e2a5bfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e2a5bfc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e2a5bfc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 1152 e2a5bfc 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 4676 2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 1152 e2a5bfc Token: SeTcbPrivilege 1152 e2a5bfc
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_7fbd664f0ef057c5d9697fb3185111b1_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:4676
-
C:\Windows\Syswow64\e2a5bfcC:\Windows\Syswow64\e2a5bfc1⤵
- 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:1152
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e2a5bfc
- Size 766KB
- SHA256 c787cdd737c769f4ba35d86943aa091ccbfb8073b017d7ea4846e4d24cf5e2a6
- MD5 9cc39d0d887ed826f43dad3aacda9ed1
- SHA1 f36845602d8ad487055b6ceeb50680e627fb8c21
- SHA512 26357c386311eaa851a884226c798825faf3c5fffcf9d2bd60ad231a08b969a6ab46fcf18ea23b1c01aecee996f113995f15265f63fe1b8ef21341c13063b3da
- SSDEEP 12288:tSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:svO2xJKRw2kOkx2LFRvcUV
- TLSH T1A7F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH