stealc | 57a34a1caae7f0426b32bc71b73785f820451c97d3c5db368da479183b037629

Analysis

max time kernel
93s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 17:35

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General

Target

74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe
Size

409KB
MD5

5e32f62d26b4476c6862785b9d6b5db3
SHA1

8fc02bcd0def2535b64690e5a5ad4932bc92a398
SHA256

74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83
SHA512

52a24032e70c00461694e271cd4bbacf0353a4a2c6a8fed15def4fe1fe4f9792dea10a3a4cc9f7c72a0e9e4280220d7ae362fce33703885a1d417979d75f395c
SSDEEP

6144:D0EpI60nbM8uPZy3+8KID4LunuX2Csvo0ZtPZ4mr99uXDgXyXHS:4E+60nbnuPL5X2NVrZhrz8HS

Score

10^/10

stealc vidar 3c43beec65deb206d81f3c6b8d956f18 stealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

Version

9.5

Botnet

3c43beec65deb206d81f3c6b8d956f18

https://steamcommunity.com/profiles/76561199681720597

https://t.me/talmatin

Attributes

profile_id_v2
3c43beec65deb206d81f3c6b8d956f18
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36 OPR/101.0.0.0

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral11/memory/1676-0-0x0000000000400000-0x0000000000647000-memory.dmp	family_vidar_v7
behavioral11/memory/1676-3-0x0000000000400000-0x0000000000647000-memory.dmp	family_vidar_v7
behavioral11/memory/1676-5-0x0000000000400000-0x0000000000647000-memory.dmp	family_vidar_v7

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 212 set thread context of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4928	1676	WerFault.exe	83

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83
PID 212 wrote to memory of 1676	212	74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe	83

C:\Users\Admin\AppData\Local\Temp\74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe
"C:\Users\Admin\AppData\Local\Temp\74375fb2d74b7174b1444727d6bd1534918dce2deffdf037cfc3050c20679d83.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 2284
    3⤵
    - Program crash
    PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1676 -ip 1676
1⤵
PID:1072

Network

MITRE ATT&CK Matrix

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Downloads

memory/212-1-0x0000000002F20000-0x0000000002F21000-memory.dmp

Filesize
4KB

Download
memory/1676-0-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1676-3-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1676-5-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads