Analysis
- max time kernel
150s - max time network
152s - 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, 23:44
Behavioral task
behavioral1
Sample
2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260730-3rdy1sswey
- SHA256 947fce89b2ef64fb0e0168b5b489659edd6583bc95feb32a08dadb78a7c27427
- MD5 020860726fb37d81e48e38e68290bbf5
- SHA1 a99d52424cc94a0716a325d92734b54004799fd3
- SHA512 862bb3c27058ad69f31a5240b810270bd66c693b4dc1c83f55dd1bd6b7b1975b5d1fea7707432e6f7f394d663b4bca4bece2f82ee5b05e5e69b47d0e54ce60ac
- SSDEEP 12288:GSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:lvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T13F357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b888-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b888-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4108-0-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/files/0x000700000001b888-2.dat UPX behavioral2/memory/4524-3-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/4108-10-0x0000000000550000-0x00000000005DC000-memory.dmp UPX behavioral2/memory/4524-11-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/4524-28-0x0000000000670000-0x00000000006FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4524 17a9f498 - 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 3 114.114.114.114 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 5 223.5.5.5 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 13 114.114.114.114 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 14 223.5.5.5 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_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 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 17a9f498 File created C:\Windows\SysWOW64\17a9f498 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 17a9f498 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 17a9f498 -
resource yara_rule behavioral2/memory/4108-0-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/files/0x000700000001b888-2.dat upx behavioral2/memory/4524-3-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/4108-10-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral2/memory/4524-11-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/4524-28-0x0000000000670000-0x00000000006FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\465498 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\4d73d8 17a9f498 - 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_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 17a9f498 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 17a9f498 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 17a9f498 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 17a9f498 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 17a9f498 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 17a9f498 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 17a9f498 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 17a9f498 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 17a9f498 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 17a9f498 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4524 17a9f498 4524 17a9f498 4524 17a9f498 4524 17a9f498 4524 17a9f498 4524 17a9f498 4524 17a9f498 4524 17a9f498 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4108 2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4524 17a9f498 Token: SeTcbPrivilege 4524 17a9f498
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-30_020860726fb37d81e48e38e68290bbf5_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-30_020860726fb37d81e48e38e68290bbf5_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:4108
-
C:\Windows\Syswow64\17a9f498C:\Windows\Syswow64\17a9f4981⤵
- 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:4524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\17a9f498
- Size 1.1MB
- SHA256 ae61bf1988c4c55aae58f38d7fb64aa706a62083e7859819ace914ef8c8bd995
- MD5 5757534d23669d9fe08766638ac053fe
- SHA1 1f3ad70682a94b342c8650209b8412ceac42e0d5
- SHA512 e05c20049789e0bbce62d8a793928009b3e868f7b07c5a623335b207617bf89df3b47f17fa8ec2b89f0729333faf1d3fac6b60067eea7b32657af2cd62089e0a
- SSDEEP 12288:ESvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:3vO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1A4357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH