Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 10:59
Behavioral task
behavioral1
Sample
2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 618KB
- Sample260729-m3twlsfh49
- SHA256 a756d3157b7895ab5988e5c934ce370a049a3369372b57519a04468451b9179f
- MD5 61dd3629f03e1e7e036a2151b8a90782
- SHA1 503fe0941720a5b567a6de8e9c2c7751f7422294
- SHA512 4a53cec6247a4242f26efa077f76c80bbc3d461bb49d8e607177f784e7887a569bd5bbf0b66916b2e7d513037c1c7046218915f173f8c8916ff54190a37f6bc7
- SSDEEP 12288:NqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:NjHPOSOkx2LFscUQPxW
- TLSH T1E5D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral2/memory/4148-0-0x0000000000F80000-0x0000000001009000-memory.dmp UPX behavioral2/files/0x000700000001b85f-2.dat UPX behavioral2/memory/3148-3-0x0000000000110000-0x0000000000199000-memory.dmp UPX behavioral2/memory/4148-16-0x0000000000F80000-0x0000000001009000-memory.dmp UPX behavioral2/memory/3148-18-0x0000000000110000-0x0000000000199000-memory.dmp UPX behavioral2/memory/3148-22-0x0000000000110000-0x0000000000199000-memory.dmp UPX behavioral2/memory/4148-37-0x0000000000F80000-0x0000000001009000-memory.dmp UPX behavioral2/memory/3148-38-0x0000000000110000-0x0000000000199000-memory.dmp UPX behavioral2/memory/4148-41-0x0000000000F80000-0x0000000001009000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3148 d6880988 - 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 23 223.5.5.5 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 1 114.114.114.114 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 6 223.5.5.5 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 22 114.114.114.114 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.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 d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d6880988 File created C:\Windows\SysWOW64\d6880988 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d6880988 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d6880988 -
resource yara_rule behavioral2/memory/4148-0-0x0000000000F80000-0x0000000001009000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/3148-3-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/4148-16-0x0000000000F80000-0x0000000001009000-memory.dmp upx behavioral2/memory/3148-18-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/3148-22-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/4148-37-0x0000000000F80000-0x0000000001009000-memory.dmp upx behavioral2/memory/3148-38-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/4148-41-0x0000000000F80000-0x0000000001009000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\35e518 d6880988 File opened for modification C:\Windows\4703e8 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.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 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d6880988 - 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" d6880988 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d6880988 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d6880988 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d6880988 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d6880988 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d6880988 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d6880988 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d6880988 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d6880988 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3148 d6880988 3148 d6880988 3148 d6880988 3148 d6880988 3148 d6880988 3148 d6880988 3148 d6880988 3148 d6880988 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 4148 2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 3148 d6880988 Token: SeTcbPrivilege 3148 d6880988
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-29_61dd3629f03e1e7e036a2151b8a90782_amadey_coinminer_elex_remcos_smoke-loader.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:4148
-
C:\Windows\Syswow64\d6880988C:\Windows\Syswow64\d68809881⤵
- 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:3148
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d6880988
- Size 618KB
- SHA256 285b5ffba5b6f84f08c5f00196e093ddbc3a4947e294c8627b1bbea84c0045ac
- MD5 0ccb737866f975e050df72223f8d7ee6
- SHA1 7b9139a92778631664d41ab4ee92b515a8ae9823
- SHA512 e5063f636030a5532dcb1ff5d8d178f56739fa70a6a562ef1fc370e2ec46b748b25ce6df8d6842fa2b2b011d2192351abb84858cf963c6072cf7e0df54b71f5e
- SSDEEP 12288:CqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:CjHPOSOkx2LFscUQPxW
- TLSH T176D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH