Analysis
- max time kernel
150s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/05/2026, 11:20
Behavioral task
behavioral1
Sample
2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe
- Size 6.3MB
- Sample260504-nfp5kshx71
- SHA256 3bfbc63c02b6caff98f5ae27c4d44afb40661b282cbcb5bc15d052997a8464f9
- MD5 b31201471849abfecfb74219012564d0
- SHA1 fb36c1f13e0e0ebd52ec79268c2a1bda77e91596
- SHA512 c010a983b7609601db5fe0f51c741f01c7c8d01ab30ed87968de208e9c4a67ba026d3b8c354aabf18573e167d4a44821504bf8485f3192929bc4c22abb311e95
- SSDEEP 12288:32PxDgZo3ijniealtYDG7MzZSHJcvEj8dmoS2sZMa6xIPisrodOSa/mKw0WYQW1m:32SLi7LT7Mifjtxs
- TLSH T1B766A4E21AD808CAE48A5F3C24B2552B8DA0FB74443E593568C8E5CF1D9FDD7066C7B2
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
urelas
C2
-
1.234.83.146
-
133.242.129.155
-
218.54.31.226
-
218.54.30.235
-
218.54.31.165
Signatures
- UPX dump on OEP (original entry point) 7 IoCs
resource yara_rule behavioral2/memory/4852-0-0x0000000000400000-0x0000000000A69000-memory.dmp UPX behavioral2/memory/4852-2-0x0000000000400000-0x0000000000A69000-memory.dmp UPX behavioral2/files/0x001a00000002b333-8.dat UPX behavioral2/memory/4100-16-0x0000000000400000-0x0000000000A69000-memory.dmp UPX behavioral2/memory/4852-15-0x0000000000400000-0x0000000000A69000-memory.dmp UPX behavioral2/memory/4100-19-0x0000000000400000-0x0000000000A69000-memory.dmp UPX behavioral2/memory/4100-39-0x0000000000400000-0x0000000000A69000-memory.dmp UPX - Executes dropped EXE 2 IoCs
pid Process 4100 wivun.exe 5428 sezed.exe -
resource yara_rule behavioral2/memory/4852-0-0x0000000000400000-0x0000000000A69000-memory.dmp upx behavioral2/memory/4852-2-0x0000000000400000-0x0000000000A69000-memory.dmp upx behavioral2/files/0x001a00000002b333-8.dat upx behavioral2/memory/4100-16-0x0000000000400000-0x0000000000A69000-memory.dmp upx behavioral2/memory/4852-15-0x0000000000400000-0x0000000000A69000-memory.dmp upx behavioral2/memory/4100-19-0x0000000000400000-0x0000000000A69000-memory.dmp upx behavioral2/memory/4100-39-0x0000000000400000-0x0000000000A69000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 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 2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wivun.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sezed.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe 5428 sezed.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4852 wrote to memory of 4100 4852 2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe 79 PID 4852 wrote to memory of 2128 4852 2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe 80 PID 4100 wrote to memory of 5428 4100 wivun.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_b31201471849abfecfb74219012564d0_amadey_elex_smoke-loader_stealc_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Users\Admin\AppData\Local\Temp\wivun.exe"C:\Users\Admin\AppData\Local\Temp\wivun.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Users\Admin\AppData\Local\Temp\sezed.exe"C:\Users\Admin\AppData\Local\Temp\sezed.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5428
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- System Location Discovery: System Language Discovery
PID:2128
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
- Size 372B
- SHA256 81d61e0ca08b32b10af6b441ffa0a4773c868e6bf849a4499ad3c231df5bfe83
- MD5 c93cad71987e19f7a5e33b12f2d39339
- SHA1 c093034b3a4c6e7338b013a08774876dd3d754d3
- SHA512 0ab94f988a858885538cb373a1c35d2179dab9fad90cad88bcc29081f98b776652cbee7090fb37bb0408912595f4f4bd1486f15f38cd19da020683ddd1b2b77b
- TLSH T13AE0DF0242AFCE7A2418D02F0AE6794FC57899AC3E5737217361CA8C21C944EB5DA24A
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
- Size 512B
- SHA256 b9b7016193e13202644b9692527b4b6ad1a6b55d4af0e4053845e38d551ef7cf
- MD5 552efdfc4e02a0d5ecb022377b3f1134
- SHA1 da0ad75b54f0f816df963b071fcce853cb391b38
- SHA512 6824c3b714665e3c699f0bc9f128b74ba6a16d5b4bbeac05e28326550fba6341e1f05bf66016d16ed5541f0b45ef6d11ddcacecab52a6cef664d661762ad94cd
- TLSH T1B3F04CD524E5F0113513F616E2885BA95B535DE9158B9CA40005F2744975A6C8C88161
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\sezed.exe
- Size 230KB
- SHA256 4d2ed618a8044589cc31204b2d68059d6fd37551451003760e44755cb1d2b771
- MD5 f66c20d25a25b8639a89c7815bbc7b8a
- SHA1 c843e14f0680d414796dce6c870e3757a140433d
- SHA512 16e810c235eb3d7f9157fce7b0b92e4c6ce96c55a182ffcaaf577f6a116663c43e11171926dd8d1deb096474a9a3aee44e96887b5dee8c7a812d14db216285bb
- SSDEEP 6144:xWcT0ewGRhEfP0D8Dl7QUgwVgsFzj5L+pIubaa:xWc6GfTDS7vXVHlL+pz/
- TLSH T10A340116A6608828F3581B324D07F4D48A41AC3D59C8F24FF67C7E7679724A72AB364F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\wivun.exe
- Size 6.3MB
- SHA256 95ca5f1de292e839da79be8a37f072611deb1c306b74b03a499cb45ebc8b8319
- MD5 c398da234f3507a6cc839d250e571dac
- SHA1 f6f3fdda3ac78aae6f049b45d6ca5facd0e54dfd
- SHA512 d26b85a3d782fcc3ef25df41409e8f4d8923500fa53d0fbdd35f2a316f48fa09a730927a7dec3e26794d320863b5405f145cefaf799f51accf82c583354acdd9
- SSDEEP 12288:32PxDgZo3ijniealtYDG7MzZSHJcvEj8dmoS2sZMa6xIPisrodOSa/mKw0WYQW1F:32SLi7LT7Mifjtxj
- TLSH T15F66A4E21AD808CAE48A5F3C24B2552B8DA0FB74443E593568C8E5CF1D9FDD7066C7B2
- MD5 SHA1 SHA512 SSDEEP TLSH