Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 01:04
Behavioral task
behavioral1
Sample
2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe
- Size 640KB
- Sample260802-be9flsbj4y
- SHA256 651d1752f4025daa3d897a75a982ff3de5380d8736fd78dca9d4c56f1bd3b89f
- MD5 2de88866d234ca99a07ec91e64d1f863
- SHA1 bb7dcc7b50f8e0b76c78eef0b76bc9bcb93d55bd
- SHA512 7e816263092f200290c9caff2df333a5c1118fae8ec6bb66d4d5f766dc735cea4729848d12cfd843a3d1d6aad84058f4a6f9679b754f026199b362921d9aa01b
- SSDEEP 6144:lcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:lSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1F0D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5048-0-0x0000000000AC0000-0x0000000000B4C000-memory.dmp UPX behavioral2/files/0x000600000001b85f-2.dat UPX behavioral2/memory/5136-3-0x0000000000F00000-0x0000000000F8C000-memory.dmp UPX behavioral2/memory/5048-10-0x0000000000AC0000-0x0000000000B4C000-memory.dmp UPX behavioral2/memory/5136-11-0x0000000000F00000-0x0000000000F8C000-memory.dmp UPX behavioral2/memory/5136-26-0x0000000000F00000-0x0000000000F8C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5136 edcddb9c - 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 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 4 223.5.5.5 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 18 114.114.114.114 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Destination IP 19 223.5.5.5 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_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\INetCache\IE edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 edcddb9c File created C:\Windows\SysWOW64\edcddb9c 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content edcddb9c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 edcddb9c -
resource yara_rule behavioral2/memory/5048-0-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/files/0x000600000001b85f-2.dat upx behavioral2/memory/5136-3-0x0000000000F00000-0x0000000000F8C000-memory.dmp upx behavioral2/memory/5048-10-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/memory/5136-11-0x0000000000F00000-0x0000000000F8C000-memory.dmp upx behavioral2/memory/5136-26-0x0000000000F00000-0x0000000000F8C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\57ee20 edcddb9c File opened for modification C:\Windows\566c70 2026-08-01_2de88866d234ca99a07ec91e64d1f863_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 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language edcddb9c - 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\History\CachePrefix = "Visited:" edcddb9c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ edcddb9c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" edcddb9c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" edcddb9c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" edcddb9c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" edcddb9c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing edcddb9c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix edcddb9c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" edcddb9c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5136 edcddb9c 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 5048 2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 5136 edcddb9c Token: SeTcbPrivilege 5136 edcddb9c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_2de88866d234ca99a07ec91e64d1f863_amadey_coinminer_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_2de88866d234ca99a07ec91e64d1f863_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:5048
-
C:\Windows\Syswow64\edcddb9cC:\Windows\Syswow64\edcddb9c1⤵
- 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:5136
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\edcddb9c
- Size 640KB
- SHA256 7140cff1d3c492990d9b43b3c0a51b4ec4567304f878e2c0be8af0a2faad83d5
- MD5 5a26dc2d5d0bf012e7735ca10c2e315e
- SHA1 b26911d8150067b4cb6c2acb2a3f30522fd93f03
- SHA512 f9b29cbe8637a70afcbcc94f37265c298cc749e19277640e9888f5617e5dbc4ad7fca601ffada2b09d0795c5d2038138daa1e90871609bec359aeae121b771c2
- SSDEEP 6144:kcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:kSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T13FD45B35A6808036C0B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH