Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/07/2026, 02:48
Behavioral task
behavioral1
Sample
2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260723-daxmcsvxat
- SHA256 2ab8716a920124b07cb728374cfe474d535e4460541ca45bda4e17191552344e
- MD5 5112220e68ba15d3618e6128892174c8
- SHA1 3b65903f46a3c7e4ecb37bf4ee3b6a882aad2aaa
- SHA512 89d93aca9760ae5aa4a02ae0fa8f06c97f80ff400be574295f5b86f2ec85ba103759087172500530db1ed221f4075b4351b5449f3083a80371cc18380b06b387
- SSDEEP 12288:bSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:uvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T17B357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x00080000000228bc-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x00080000000228bc-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/2452-0-0x0000000000600000-0x000000000068C000-memory.dmp UPX behavioral1/files/0x00080000000228bc-2.dat UPX behavioral1/memory/2072-4-0x0000000000FB0000-0x000000000103C000-memory.dmp UPX behavioral1/memory/2452-15-0x0000000000600000-0x000000000068C000-memory.dmp UPX behavioral1/memory/2072-16-0x0000000000FB0000-0x000000000103C000-memory.dmp UPX behavioral1/memory/2072-33-0x0000000000FB0000-0x000000000103C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2072 2892e879 - Unexpected DNS network traffic destination 6 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 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 28 114.114.114.114 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 32 223.5.5.5 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 96 114.114.114.114 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 97 223.5.5.5 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 2892e879 File created C:\Windows\SysWOW64\2892e879 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2892e879 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2892e879 -
resource yara_rule behavioral1/memory/2452-0-0x0000000000600000-0x000000000068C000-memory.dmp upx behavioral1/files/0x00080000000228bc-2.dat upx behavioral1/memory/2072-4-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral1/memory/2452-15-0x0000000000600000-0x000000000068C000-memory.dmp upx behavioral1/memory/2072-16-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral1/memory/2072-33-0x0000000000FB0000-0x000000000103C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\237930 2892e879 File opened for modification C:\Windows\29faa8 2026-07-23_5112220e68ba15d3618e6128892174c8_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 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2892e879 - 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:" 2892e879 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2892e879 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2892e879 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2892e879 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2892e879 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2892e879 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2892e879 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2892e879 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2892e879 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2072 2892e879 2072 2892e879 2072 2892e879 2072 2892e879 2072 2892e879 2072 2892e879 2072 2892e879 2072 2892e879 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 2452 2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 2072 2892e879 Token: SeTcbPrivilege 2072 2892e879
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-23_5112220e68ba15d3618e6128892174c8_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-23_5112220e68ba15d3618e6128892174c8_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:2452
-
C:\Windows\Syswow64\2892e879C:\Windows\Syswow64\2892e8791⤵
- 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:2072
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2892e879
- Size 1.1MB
- SHA256 cc0c2d69aa27e23a0dd194e29c9100132bd55a4093be263fcb38e2a9fc8fee0b
- MD5 abc1ccf359b9103f9b409c23a6cb3aaa
- SHA1 195501bb8db2504d44b70d78f2973d7a78b6f727
- SHA512 a4d86c43ee3b19c0768ba366ce2ef6a1bb2fe0c38877489fc6fc528f8f021cf470d5418aec9cf69dbab50ff623a212dabffc7edb97649a756372e98978aa925d
- SSDEEP 12288:ISvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:DvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T117357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH