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
15/07/2026, 09:25
Behavioral task
behavioral1
Sample
2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe
- Size 618KB
- Sample260715-ldql8agv2l
- SHA256 2f549340d9ef333b9f7001b65469edee1e813797f017a27bd9069b4d878fdca6
- MD5 c31306caf03b575a1441b52d503a01d4
- SHA1 7098c16b10b72b8bbc603d50804aa33c4b284bf7
- SHA512 fc4d9a4d6dc68583fd7dbce3a6646f31030474339815207bd99ae1fa21788eb15f610756b17616456769bf526ebcf9c5bee4964c15d25562b31e20adf9ac7d5c
- SSDEEP 12288:BqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:BjHPOSOkx2LFscUQPxW
- TLSH T1ADD47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 10 IoCs
resource yara_rule behavioral2/memory/2600-0-0x0000000000320000-0x00000000003A9000-memory.dmp UPX behavioral2/files/0x000d000000000426-2.dat UPX behavioral2/memory/2772-4-0x0000000000310000-0x0000000000399000-memory.dmp UPX behavioral2/memory/2600-18-0x0000000000320000-0x00000000003A9000-memory.dmp UPX behavioral2/memory/2772-20-0x0000000000310000-0x0000000000399000-memory.dmp UPX behavioral2/memory/2772-24-0x0000000000310000-0x0000000000399000-memory.dmp UPX behavioral2/memory/2600-33-0x0000000000320000-0x00000000003A9000-memory.dmp UPX behavioral2/memory/2772-34-0x0000000000310000-0x0000000000399000-memory.dmp UPX behavioral2/memory/2600-53-0x0000000000320000-0x00000000003A9000-memory.dmp UPX behavioral2/memory/2600-56-0x0000000000320000-0x00000000003A9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2772 bb755c7c - Unexpected DNS network traffic destination 6 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 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 2 223.5.5.5 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 29 114.114.114.114 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 30 223.5.5.5 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Destination IP 40 114.114.114.114 2772 bb755c7c Destination IP 41 223.5.5.5 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\bb755c7c 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bb755c7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bb755c7c -
resource yara_rule behavioral2/memory/2600-0-0x0000000000320000-0x00000000003A9000-memory.dmp upx behavioral2/files/0x000d000000000426-2.dat upx behavioral2/memory/2772-4-0x0000000000310000-0x0000000000399000-memory.dmp upx behavioral2/memory/2600-18-0x0000000000320000-0x00000000003A9000-memory.dmp upx behavioral2/memory/2772-20-0x0000000000310000-0x0000000000399000-memory.dmp upx behavioral2/memory/2772-24-0x0000000000310000-0x0000000000399000-memory.dmp upx behavioral2/memory/2600-33-0x0000000000320000-0x00000000003A9000-memory.dmp upx behavioral2/memory/2772-34-0x0000000000310000-0x0000000000399000-memory.dmp upx behavioral2/memory/2600-53-0x0000000000320000-0x00000000003A9000-memory.dmp upx behavioral2/memory/2600-56-0x0000000000320000-0x00000000003A9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2f7528 bb755c7c File opened for modification C:\Windows\2c8350 2026-07-15_c31306caf03b575a1441b52d503a01d4_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 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb755c7c - 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:" bb755c7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bb755c7c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bb755c7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bb755c7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bb755c7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bb755c7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bb755c7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bb755c7c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bb755c7c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2772 bb755c7c 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeTcbPrivilege 2600 2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe Token: SeDebugPrivilege 2772 bb755c7c Token: SeTcbPrivilege 2772 bb755c7c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-15_c31306caf03b575a1441b52d503a01d4_amadey_coinminer_elex_remcos_smoke-loader.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-15_c31306caf03b575a1441b52d503a01d4_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:2600
-
C:\Windows\Syswow64\bb755c7cC:\Windows\Syswow64\bb755c7c1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:2772
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bb755c7c
- Size 618KB
- SHA256 b36c7a6e93ded7003b163ceee32123c5c52997e914cf53dbfa1ba6229d244626
- MD5 3a92f6decb1204b586cd54e728168ce1
- SHA1 d731a22384577ccff6a0657714e779ae9ecb21b7
- SHA512 479b3c307e84dc2eb792228a70b5e148d7041a5b259f9e81e11fe3d22fed41a2411cfb45ffeb60261741cfd93aebdde3e362d8c1800ada761991c7fa5c408adb
- SSDEEP 12288:QqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:QjHPOSOkx2LFscUQPxW
- TLSH T1F3D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH