Analysis
- max time kernel
149s - max time network
157s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 01:53
Behavioral task
behavioral1
Sample
2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260522-cbfvkae17x
- SHA256 0b1f6b6619abaa63dd5b6003ce233b8b240021bad29c13ddc2af18267849b3f6
- MD5 c9ab0a86d723d24ca389a2895ad7969a
- SHA1 43f41944340c495bff1cd61cda6189fdfc5f0391
- SHA512 0e832d1136cd436111f48a4a12c1ab87b181e21e9c6de6baf23cdbb693fbc22786fe8fba99d9ebbf7ef1d8440ece97630c3963a5c7ef48d517068d2738150494
- SSDEEP 12288:GSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:lvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T117357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000c000000026fd3-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000c000000026fd3-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3356-0-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/files/0x000c000000026fd3-2.dat UPX behavioral2/memory/5664-3-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/memory/3356-15-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/5664-16-0x00000000004A0000-0x000000000052C000-memory.dmp UPX behavioral2/memory/5664-26-0x00000000004A0000-0x000000000052C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5664 ea962b68 - 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 2 223.5.5.5 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 10 114.114.114.114 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 12 223.5.5.5 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ea962b68 File created C:\Windows\SysWOW64\ea962b68 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ea962b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ea962b68 -
resource yara_rule behavioral2/memory/3356-0-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/files/0x000c000000026fd3-2.dat upx behavioral2/memory/5664-3-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/3356-15-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/5664-16-0x00000000004A0000-0x000000000052C000-memory.dmp upx behavioral2/memory/5664-26-0x00000000004A0000-0x000000000052C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\60f840 ea962b68 File opened for modification C:\Windows\3974b8 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.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 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ea962b68 - 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:" ea962b68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ea962b68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ea962b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ea962b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ea962b68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ea962b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ea962b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ea962b68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ea962b68 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5664 ea962b68 5664 ea962b68 5664 ea962b68 5664 ea962b68 5664 ea962b68 5664 ea962b68 5664 ea962b68 5664 ea962b68 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 3356 2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 5664 ea962b68 Token: SeTcbPrivilege 5664 ea962b68
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-22_c9ab0a86d723d24ca389a2895ad7969a_amadey_coinminer_cryptolocker_elex_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:3356
-
C:\Windows\Syswow64\ea962b68C:\Windows\Syswow64\ea962b681⤵
- 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:5664
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ea962b68
- Size 1.1MB
- SHA256 d344963dc15aaeab99c3d246654d37000a212542873bfb42f34061758c6aa76e
- MD5 ea9927d1599201a2e28e97ab770f686c
- SHA1 dfe564044058c635e4947ade57b2de149b82887a
- SHA512 881c0857b3cb8614ca14b7591aa6e22249bd73778ce5e01d488d4f802596e569a9c4a92267bda79e7fe8bbc04440375532c069b72427ac11320708b41ccf0285
- SSDEEP 12288:tSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:svO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1D4357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH