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
25/08/2026, 10:32
Behavioral task
behavioral1
Sample
2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260825-mlb98sw1cv
- SHA256 06fb8d324004dc16df6b0e1411056919a7042d1de6c468d7bd629575bc930122
- MD5 72213f7b27b7e8676162f8b90b45d0d9
- SHA1 31320e2f923da5dfdad4c2c0903e0c11f497cbc6
- SHA512 6a75bc1cb433eab1a5eeb8ee0aca9f249e5bd435812fd2bc470779ff30e5fda848d87cb9adc661adbb52db2a4ba7a73cf5df7b7844c03a2b3614fed42abcd5c7
- SSDEEP 12288:HSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:yvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1E6357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000600000000697a-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000000697a-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/988-0-0x0000000000480000-0x000000000050C000-memory.dmp UPX behavioral2/files/0x000600000000697a-2.dat UPX behavioral2/memory/4132-3-0x0000000000340000-0x00000000003CC000-memory.dmp UPX behavioral2/memory/988-16-0x0000000000480000-0x000000000050C000-memory.dmp UPX behavioral2/memory/4132-17-0x0000000000340000-0x00000000003CC000-memory.dmp UPX behavioral2/memory/4132-32-0x0000000000340000-0x00000000003CC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4132 cb6f6ac0 - 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 1 114.114.114.114 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 20 114.114.114.114 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 21 223.5.5.5 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\cb6f6ac0 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_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 cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cb6f6ac0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cb6f6ac0 -
resource yara_rule behavioral2/memory/988-0-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/files/0x000600000000697a-2.dat upx behavioral2/memory/4132-3-0x0000000000340000-0x00000000003CC000-memory.dmp upx behavioral2/memory/988-16-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/memory/4132-17-0x0000000000340000-0x00000000003CC000-memory.dmp upx behavioral2/memory/4132-32-0x0000000000340000-0x00000000003CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\46bdc8 cb6f6ac0 File opened for modification C:\Windows\10ea38 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_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 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb6f6ac0 - 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 cb6f6ac0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cb6f6ac0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cb6f6ac0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cb6f6ac0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cb6f6ac0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cb6f6ac0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cb6f6ac0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cb6f6ac0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cb6f6ac0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 4132 cb6f6ac0 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 988 2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4132 cb6f6ac0 Token: SeTcbPrivilege 4132 cb6f6ac0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-24_72213f7b27b7e8676162f8b90b45d0d9_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:988
-
C:\Windows\Syswow64\cb6f6ac0C:\Windows\Syswow64\cb6f6ac01⤵
- 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:4132
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cb6f6ac0
- Size 1.1MB
- SHA256 50a7777b6dcd92daa0ef56530be9aa77cc8a4e74239fb5deefeb238069f128ce
- MD5 3da2b6097fd8b014603ef1309cf37682
- SHA1 4007154bca68ffe413de6b8baa7be1166b2bf7a4
- SHA512 cf1dffd91fc4277313790ccdce0e78cec3f33bc1f28fa1ecde9274031e9c59ccf8303ee2dc07727c66d8b4d797545d9a7119e3d7377a694a6ad06186e438de5f
- SSDEEP 12288:eSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:dvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1B7357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH