Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/08/2026, 00:09
Behavioral task
behavioral1
Sample
2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260809-afmskafh94
- SHA256 2c4c3114972600bbe4df512d85f31bcf318b622b9be277e6fa880f8e56457b22
- MD5 a39e83dc0073dd8aab70b70edb0bf9b0
- SHA1 2cbb58a36cc57aafa31875134b3798a09bc44f99
- SHA512 30a05feca950d381ffe917cf98c3a491a6076f04f252061facd14e482a4f3037aba0b21b6d812275d66843a9d42935415f2f1afe1f6129d072b0f9e00c971382
- SSDEEP 24576:ovO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:oHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T161858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a000000024384-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a000000024384-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/4004-0-0x00000000004E0000-0x000000000056C000-memory.dmp UPX behavioral1/files/0x000a000000024384-2.dat UPX behavioral1/memory/2912-4-0x0000000000780000-0x000000000080C000-memory.dmp UPX behavioral1/memory/4004-10-0x00000000004E0000-0x000000000056C000-memory.dmp UPX behavioral1/memory/2912-11-0x0000000000780000-0x000000000080C000-memory.dmp UPX behavioral1/memory/2912-31-0x0000000000780000-0x000000000080C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2912 f602a0e0 - 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 38 114.114.114.114 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 41 223.5.5.5 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 114.114.114.114 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_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\Content.IE5 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f602a0e0 File created C:\Windows\SysWOW64\f602a0e0 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f602a0e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f602a0e0 -
resource yara_rule behavioral1/memory/4004-0-0x00000000004E0000-0x000000000056C000-memory.dmp upx behavioral1/files/0x000a000000024384-2.dat upx behavioral1/memory/2912-4-0x0000000000780000-0x000000000080C000-memory.dmp upx behavioral1/memory/4004-10-0x00000000004E0000-0x000000000056C000-memory.dmp upx behavioral1/memory/2912-11-0x0000000000780000-0x000000000080C000-memory.dmp upx behavioral1/memory/2912-31-0x0000000000780000-0x000000000080C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\31dac0 f602a0e0 File opened for modification C:\Windows\448cc8 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_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 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f602a0e0 - 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:" f602a0e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f602a0e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f602a0e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f602a0e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f602a0e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f602a0e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f602a0e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f602a0e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f602a0e0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 2912 f602a0e0 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4004 2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 2912 f602a0e0 Token: SeTcbPrivilege 2912 f602a0e0
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_a39e83dc0073dd8aab70b70edb0bf9b0_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:4004
-
C:\Windows\Syswow64\f602a0e0C:\Windows\Syswow64\f602a0e01⤵
- 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:2912
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f602a0e0
- Size 1.7MB
- SHA256 b10de0ab9959dfa84fec6b84772126cd77444e6cd78808c870783296134c19cb
- MD5 a114cb9c2370b5dbb5cc9c63665b413e
- SHA1 fb1bc1bb0a7c19b2afff8586fef1bfd73b6dd066
- SHA512 27a272447faa8d0f065f4fdc4f047ddb935e673f48991c31f14476a630cecc0a7d7e64ccbafedb47c17174f38876dd870c7aba1c386dbc90243aa91db440b5fc
- SSDEEP 24576:gvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:gHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T193858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH