d017bc3a99961394bc055f970fdf4fc35557891d644ba33b98a4d52f816c8da5

Analysis

max time kernel
149s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
09/05/2026, 10:45

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General

Target
2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe
Size 473KB
Sample260509-mtjdhsft9s
SHA256 d017bc3a99961394bc055f970fdf4fc35557891d644ba33b98a4d52f816c8da5
MD5 726bc5994109c54c7f968b1851d5e2ec
SHA1 656f81a2830373c5f9c7d8818950d41afb57e9d8
SHA512 5dc20124789a48f0da41161079f6b3f9e2e33ded8f45d1c59a8be46a229214422f6717f27262fa7934c9b0eb18aec56d36b6c5643d15132db45f9e754e7513dd
SSDEEP 6144:fFrJxvldL4c5ONK1xgWbd1s79+iStTm72jEV+y+sUHL0Jp8xz0U2zkeLlK3Lup1J:Nb4bZudi79LWm7eEV+JsQepGz0jQBA0a
TLSH
T165A4E0253582C037E2AB02354AE5DBB65A3E3DA15F3164CB3B9037AD6EB06E0D634357
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4184	EF13.tmp

Executes dropped EXE 1 IoCs

pid	Process
4184	EF13.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EF13.tmp

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 4184	4540	2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Users\Admin\AppData\Local\Temp\EF13.tmp
  "C:\Users\Admin\AppData\Local\Temp\EF13.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-05-09_726bc5994109c54c7f968b1851d5e2ec_elex_mafia_stealc_tofsee.exe 0BA3AF9C4C64F2BE9F3853A08260F484FFD06386D4140C3B81895D7D02A74C8CDDD8BB37894A254465BB8AD020DAA737B97131B81BCEB707A51C0B521E067D14
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4184

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

EF13.tmp

Path C:\Users\Admin\AppData\Local\Temp\EF13.tmp
Size 473KB
SHA256 1b2f68bc2722608d973cf063503041fdeb18a1de44e660b1044d543f95196cca
MD5 4f60a7280a5f593e3c839ece6ebe8caa
SHA1 a88957dc57ca0dde1033fb8ec84d9300c98f6db2
SHA512 4ce5f8a472d3aef6bdae461bbc06f2f28813998f5b2b44eaec3154363fd1849de4a7f04ccb5e69c44e943ba6a18a6ee278d3084e622e807fa3537fd2d9cbfd9f
SSDEEP 12288:Nb4bZudi79LqAAIrIoUqdalGdcZ0WYA0a:Nb4bcdkLqAsXcs0WL
TLSH
T1CAA4E0253581C037D29706344AE6C7B5AA7A7CA14F32A4C73B907BAD6EB02E1DB35317
MD5 SHA1 SHA512 SSDEEP TLSH

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