Analysis
- max time kernel
148s - 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
30/07/2026, 23:26
Behavioral task
behavioral1
Sample
2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260730-3ex65ayhnd
- SHA256 92c56fb9b30ecad492919008bf2cc2fe6ef1d07950bf4f55224017200370cf6d
- MD5 bbdec9f710099119b103abedebf83f35
- SHA1 c471fc35a0246fc6dc084d6e2fd08a7dc923606b
- SHA512 a01215b255521f21ff2bae293634332ac88502ce50c0ad5373d2915e12a064ad8cc04abcfb1ff19021787a9b0aebee2d9ac54bc2690976d5da88904e024a496f
- SSDEEP 12288:oSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:jvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T14D357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b85f-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b85f-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4484-0-0x0000000000F80000-0x000000000100C000-memory.dmp UPX behavioral2/files/0x000700000001b85f-2.dat UPX behavioral2/memory/4560-3-0x0000000000ED0000-0x0000000000F5C000-memory.dmp UPX behavioral2/memory/4484-13-0x0000000000F80000-0x000000000100C000-memory.dmp UPX behavioral2/memory/4560-14-0x0000000000ED0000-0x0000000000F5C000-memory.dmp UPX behavioral2/memory/4560-31-0x0000000000ED0000-0x0000000000F5C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4560 e254eaa - 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 16 114.114.114.114 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 17 223.5.5.5 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_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\Local\Microsoft\Windows\INetCache\IE e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e254eaa File created C:\Windows\SysWOW64\e254eaa 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e254eaa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e254eaa -
resource yara_rule behavioral2/memory/4484-0-0x0000000000F80000-0x000000000100C000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/4560-3-0x0000000000ED0000-0x0000000000F5C000-memory.dmp upx behavioral2/memory/4484-13-0x0000000000F80000-0x000000000100C000-memory.dmp upx behavioral2/memory/4560-14-0x0000000000ED0000-0x0000000000F5C000-memory.dmp upx behavioral2/memory/4560-31-0x0000000000ED0000-0x0000000000F5C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4e11a0 e254eaa File opened for modification C:\Windows\4cc488 2026-07-30_bbdec9f710099119b103abedebf83f35_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 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e254eaa - 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\Content\CachePrefix e254eaa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e254eaa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e254eaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e254eaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e254eaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e254eaa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e254eaa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e254eaa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e254eaa - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4560 e254eaa 4560 e254eaa 4560 e254eaa 4560 e254eaa 4560 e254eaa 4560 e254eaa 4560 e254eaa 4560 e254eaa 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4484 2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4560 e254eaa Token: SeTcbPrivilege 4560 e254eaa
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_bbdec9f710099119b103abedebf83f35_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_bbdec9f710099119b103abedebf83f35_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:4484
-
C:\Windows\Syswow64\e254eaaC:\Windows\Syswow64\e254eaa1⤵
- 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:4560
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e254eaa
- Size 1.1MB
- SHA256 0cc0aa404d9d989a37891dd7aea04270b0839ac8571e6ec6a5f5d8ae1e0c786c
- MD5 e486c0724b123e1def460f59ef14d89a
- SHA1 9f980571b826e9058b3b4be39c12b532f8c70a7c
- SHA512 09ddc5713d14bca87d7eaea34af199fe25b6c14ea98d1c2800d81474e37b49368c2e17e0849213bdf01e0b576471e0551bca4ed58e6e1c07efc65bcb1456849f
- SSDEEP 12288:ISvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:DvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T143357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH