Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/08/2026, 11:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target 2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe
- Size 412KB
- Sample260818-nfkvvsstd1
- SHA256 007cd3657f8b3d7aa191d4c1ff8b68d086d21184a67d4c0c1dbb70039a54f60e
- MD5 fc881d3a6d0818a4316162dcb5f2aab7
- SHA1 babc8034dd099dab734ed92cf4e31493b3909bc2
- SHA512 3beb23f59391a3ec53920828e62b36ccb4eab99b2355fbe2b05ac17b53e824dc1707f381efdc0b7e2c331c5cb471a13b8938dd906f3e125ed3579671a0967ce7
- SSDEEP 12288:U6PCrIc9kph5EMXSj4rxreb+eB81rfpu84R+:U6QIcOh5324rxrUBq1u84R
- TLSH T14094E0243585C036F19305309AE6DB66293E3E75572168C77BD86BAE2E753C2EB3430B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5012 4C37.tmp - Executes dropped EXE 1 IoCs
pid Process 5012 4C37.tmp - 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 2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4C37.tmp - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5012 4C37.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4348 wrote to memory of 5012 4348 2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Users\Admin\AppData\Local\Temp\4C37.tmp"C:\Users\Admin\AppData\Local\Temp\4C37.tmp" --pingC:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe A1B1CF82C0E4D25FA5F2D4EEEFE85153EBB798CA2A55069B64900B9EE813CD9806833FA78F227130660883AB9FB377016C743886DBE409DA5FFE259FF3F568842⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5012
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4C37.tmp
- Size 412KB
- SHA256 8628410bbd06d91acfbbf409db6ca9dfefd4a1fcd3286d40bf47fd08a9d7a29f
- MD5 5d94bd56aa4e8ac1529901e5f4425f44
- SHA1 5aba4954d616e9221d94a9d70dea7793732c7662
- SHA512 30deafdf9e88e6e6420429210aefc87579a88fcd03160222ac15d76299047ee18461f4166e928a430f3b23bc44aa56c20d4e82e1fdf00d52dcbafa26d5bb2a4c
- SSDEEP 6144:UooTAQjKG3wDGAeIc9kphIoDZnB5FJG/cjNb2VxlnHEE+SbXxnnCiRczMNSDJfaf:U6PCrIc9kph5jJecRyVPnkE+GtvcfE
- TLSH T16294D0343680C037E2A319354AEADB66197E79754725A8C77BD46BAD6E703D0EB38303
- MD5 SHA1 SHA512 SSDEEP TLSH