Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/05/2026, 02:20
Behavioral task
behavioral1
Sample
2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe
- Size 560KB
- Sample260505-csswfsay9p
- SHA256 07ce910ece9b755b898e6c07a05f5146b357471ce9228955905778fa6d568b6e
- MD5 6f0e16146f050ba68337fc7ea0bbc3ad
- SHA1 76a98bb560e6f939037983e790ad266f6bd95aaa
- SHA512 822aa7320fbd640c7f863429393ea554fc9e2c2e1fd55d0028e37a734d29373af623660fb482b89415f431557841f1f4494c1da67aff1965ab58bc985e13a6f8
- SSDEEP 12288:Q3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:0VOL4/gPXKCOkx2LFR
- TLSH T18DC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/4660-0-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral1/files/0x000b000000023759-2.dat UPX behavioral1/memory/4828-4-0x0000000000040000-0x00000000000CC000-memory.dmp UPX behavioral1/memory/4660-16-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral1/memory/4828-18-0x0000000000040000-0x00000000000CC000-memory.dmp UPX behavioral1/memory/4828-35-0x0000000000040000-0x00000000000CC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4828 e4b47e7c - 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 34 223.5.5.5 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 114.114.114.114 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 8 223.5.5.5 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Destination IP 33 114.114.114.114 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e4b47e7c File created C:\Windows\SysWOW64\e4b47e7c 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e4b47e7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e4b47e7c -
resource yara_rule behavioral1/memory/4660-0-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral1/files/0x000b000000023759-2.dat upx behavioral1/memory/4828-4-0x0000000000040000-0x00000000000CC000-memory.dmp upx behavioral1/memory/4660-16-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral1/memory/4828-18-0x0000000000040000-0x00000000000CC000-memory.dmp upx behavioral1/memory/4828-35-0x0000000000040000-0x00000000000CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4fc7e8 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\52a838 e4b47e7c - 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 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e4b47e7c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e4b47e7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e4b47e7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e4b47e7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e4b47e7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e4b47e7c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e4b47e7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e4b47e7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e4b47e7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e4b47e7c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4828 e4b47e7c 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4660 2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4828 e4b47e7c Token: SeTcbPrivilege 4828 e4b47e7c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-05_6f0e16146f050ba68337fc7ea0bbc3ad_amadey_coinminer_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee.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:4660
-
C:\Windows\Syswow64\e4b47e7cC:\Windows\Syswow64\e4b47e7c1⤵
- 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:4828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e4b47e7c
- Size 560KB
- SHA256 f34e992aa0c17968feeb068fde7d59c6f295235e99b3240972daa8eb4716e99b
- MD5 169f4d9a7c60e400ec8ae874b1293fb1
- SHA1 6f26b7c37c6576eba340f4d10d0fc3aabdff6efc
- SHA512 80adca1df7ce95a6271fd0ec7545b1b0e34bae331d82dbd80b48fb168cf110a99451ce18993653c34d8b402ff9b5575d4a9e5194d403013164129817c22e6d30
- SSDEEP 12288:b3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:JVOL4/gPXKCOkx2LFR
- TLSH T158C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH