stealc | 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386

Analysis

max time kernel
134s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 02:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
Size

1.5MB
MD5

2caed22795610a2fd497bb3987ed4150
SHA1

ded13e9bd1675e323db7f81a3c74b56c26935165
SHA256

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386
SHA512

9f71541cd89f4b7cdf9aa4b3bd1d2facf10b096c34705d1a0654611841127762a6cb766dfe4f1df8c5d80cb508d6232689f85282b1af40b13637c9442e00d93a
SSDEEP

24576:KK9MHjif9I1K3gBlsXbvLbLUJ70Uj654koEBETT2f1Y+TSXjk:K/jwa1KQl+bH4JbjzzEBETT29YMST

Score

10^/10

stealc vidar discovery spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

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 16 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/4488-1-0x0000000003F60000-0x0000000004070000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-4-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-8-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-10-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-22-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-23-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-33-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-34-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-42-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-43-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-59-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-60-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-71-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-72-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-73-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2896-74-0x0000000000400000-0x0000000000648000-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
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

kat378B.tmp

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation kat378B.tmp
Executes dropped EXE 1 IoCs

Processes:

kat378B.tmp

pid process

2896 kat378B.tmp
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Suspicious use of SetThreadContext 1 IoCs

Processes:

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe

description pid process target process

PID 4488 set thread context of 2896 4488 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe kat378B.tmp
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	kat378B.tmp

pid	process
2896	kat378B.tmp

description	pid	process	target process
PID 4488 set thread context of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

kat378B.tmp

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kat378B.tmp
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kat378B.tmp

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4356 timeout.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

kat378B.tmp

pid process

2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp
2896 kat378B.tmp

pid	process
4356	timeout.exe

pid	process
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp
2896	kat378B.tmp

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exekat378B.tmpcmd.exe

description	pid	process	target process
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 4488 wrote to memory of 2896	4488	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat378B.tmp
PID 2896 wrote to memory of 2252	2896	kat378B.tmp	cmd.exe
PID 2896 wrote to memory of 2252	2896	kat378B.tmp	cmd.exe
PID 2896 wrote to memory of 2252	2896	kat378B.tmp	cmd.exe
PID 2252 wrote to memory of 4356	2252	cmd.exe	timeout.exe
PID 2252 wrote to memory of 4356	2252	cmd.exe	timeout.exe
PID 2252 wrote to memory of 4356	2252	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4488

C:\Users\Admin\AppData\Local\Temp\kat378B.tmp
C:\Users\Admin\AppData\Local\Temp\kat378B.tmp
2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2896

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat378B.tmp" & rd /s /q "C:\ProgramData\GIJDAFBKFIEC" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:2252

C:\Windows\SysWOW64\timeout.exe
timeout /t 10
4⤵
- Delays execution with timeout.exe
PID:4356

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\kat378B.tmp
Filesize
861KB

MD5
66064dbdb70a5eb15ebf3bf65aba254b

SHA1
0284fd320f99f62aca800fb1251eff4c31ec4ed7

SHA256
6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795

SHA512
b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

Download Submit
memory/2896-33-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-59-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-26-0x00000000227E0000-0x0000000022A3F000-memory.dmp

Filesize
2.4MB

Download
memory/2896-8-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-10-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-73-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-22-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-23-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-72-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-74-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-42-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-34-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-43-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-4-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-60-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2896-71-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4488-1-0x0000000003F60000-0x0000000004070000-memory.dmp

Filesize
1.1MB

Download
memory/4488-9-0x0000000000400000-0x0000000000590000-memory.dmp

Filesize
1.6MB

Download
memory/4488-0-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download