Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 05:56
Behavioral task
behavioral1
Sample
2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1022KB
- Sample260804-gnaljaea26
- SHA256 0f90e021a03d465a022c2512e79b6f914e3aae84db90016ecce2fcdf12c0d496
- MD5 a9dfe76e95b5bf43d382147843cde6f1
- SHA1 a3586a1e7e27f37bc32af1d1a75d551cf1c4b435
- SHA512 7d4057627a2a9c532711b0b997a1ed6be78f26d5c9375be5ea37451a8ceb78bb770363ec7ffa0cece569ac708a9c822fc41a0566ae9f5be960a10380b009eae2
- SSDEEP 12288:2SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:1vO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T13B256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000d000000000426-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000d000000000426-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4356-0-0x0000000000CA0000-0x0000000000D2C000-memory.dmp UPX behavioral2/files/0x000d000000000426-2.dat UPX behavioral2/memory/5728-3-0x00000000007A0000-0x000000000082C000-memory.dmp UPX behavioral2/memory/4356-18-0x0000000000CA0000-0x0000000000D2C000-memory.dmp UPX behavioral2/memory/5728-19-0x00000000007A0000-0x000000000082C000-memory.dmp UPX behavioral2/memory/5728-34-0x00000000007A0000-0x000000000082C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5728 682d2aa0 - 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 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 12 114.114.114.114 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 13 223.5.5.5 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\682d2aa0 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 682d2aa0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 682d2aa0 -
resource yara_rule behavioral2/memory/4356-0-0x0000000000CA0000-0x0000000000D2C000-memory.dmp upx behavioral2/files/0x000d000000000426-2.dat upx behavioral2/memory/5728-3-0x00000000007A0000-0x000000000082C000-memory.dmp upx behavioral2/memory/4356-18-0x0000000000CA0000-0x0000000000D2C000-memory.dmp upx behavioral2/memory/5728-19-0x00000000007A0000-0x000000000082C000-memory.dmp upx behavioral2/memory/5728-34-0x00000000007A0000-0x000000000082C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6210c0 682d2aa0 File opened for modification C:\Windows\4a9388 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_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 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 682d2aa0 - 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 682d2aa0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 682d2aa0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 682d2aa0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 682d2aa0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 682d2aa0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 682d2aa0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 682d2aa0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 682d2aa0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 682d2aa0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 5728 682d2aa0 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4356 2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 5728 682d2aa0 Token: SeTcbPrivilege 5728 682d2aa0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_a9dfe76e95b5bf43d382147843cde6f1_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:4356
-
C:\Windows\Syswow64\682d2aa0C:\Windows\Syswow64\682d2aa01⤵
- 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:5728
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\682d2aa0
- Size 1022KB
- SHA256 6972137a44bbc0b5399a191ac4da81a61b16eb85ddb2bca86e71b9db2fb1907a
- MD5 3a12a398bf516f2b0ff5a4b96ad79343
- SHA1 2e02e6dd1ebf579123b72776bd78a63ef6b442e0
- SHA512 faecec3d47b42768c5b47685074aa2c4520cdff0365832559167afd0365831b838e8ae55d410ae022be975dceb6a807db2a917b445b851c07e3cc987f221d502
- SSDEEP 12288:hSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:ovO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T1EC256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH