stealc | 9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c

General

Target

9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe
Size

4.4MB
MD5

308cf2092091a41ad91751f8efd0f5e2
SHA1

b08f85469e7d92b1ea5de967147ff73fa8ee63a4
SHA256

9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c
SHA512

00bc5c43e39ead3af3e14c0dcd89bc7b504d3901cb77a08e903ad1d564001fd7db8543fcd7c7dfcb14ea8c0f33a052fe29ec98ab649699fa5385129b6360e195
SSDEEP

49152:PWpiTTg/4UZ1LHELRz6KEt9Rh1dHJoO+uPt66jo5wUjU9OBF5cmKIt0gZV0Cl:upf1LHgRz6zrt6YUgIcmKh01

Score

10^/10

stealc vidar spyware stealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/memve4erin

https://steamcommunity.com/profiles/76561199699680841

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Signatures

Detect Vidar Stealer 5 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/620-68-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/620-66-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/620-77-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/620-84-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/620-134-0x0000000000400000-0x0000000000648000-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
Downloads MZ/PE file
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

Processes:

9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe

description	pid	process	target process
PID 1536 set thread context of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe

Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

MSBuild.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

620 MSBuild.exe
620 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe

description pid process

Token: SeDebugPrivilege 1536 9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

620 MSBuild.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe

pid	process
620	MSBuild.exe
620	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe

pid	process
620	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe

description	pid	process	target process
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe
PID 1536 wrote to memory of 620	1536	9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe
"C:\Users\Admin\AppData\Local\Temp\9eddaeee0273db6e1f1f38a999d67f6fb0d66e0cd574fba65d0fa32e0212c66c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1536

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:620

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/620-68-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/620-134-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/620-84-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/620-77-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/620-66-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1536-43-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-37-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-15-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-13-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-11-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-65-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-63-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-5-0x0000000005BF0000-0x0000000005C0C000-memory.dmp

Filesize
112KB

Download
memory/1536-4-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-70-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-61-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-58-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-55-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-53-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-49-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-47-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-46-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-0-0x000000007502E000-0x000000007502F000-memory.dmp

Filesize
4KB

Download
memory/1536-41-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-17-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-35-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-33-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-29-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-27-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-25-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-21-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-9-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-60-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-51-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-39-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-31-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-23-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-19-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-7-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-6-0x0000000005BF0000-0x0000000005C05000-memory.dmp

Filesize
84KB

Download
memory/1536-71-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-3-0x0000000005CA0000-0x0000000005D4A000-memory.dmp

Filesize
680KB

Download
memory/1536-2-0x0000000005B50000-0x0000000005BEC000-memory.dmp

Filesize
624KB

Download
memory/1536-133-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1536-1-0x0000000000CE0000-0x0000000001142000-memory.dmp

Filesize
4.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads