stealc | 9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 00:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe
Size

1.5MB
MD5

8a07251440128af54ca6f45bbd11819f
SHA1

acff047cf45638815689567ef27dc880b4582f3c
SHA256

9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a
SHA512

4eb98ffc3a0aa700369a1ae382db35091c71533216f81945afa0a16161e42fe57370fb9018f5f879204a15e53048e92c65098ecd5c0b62ff7e8f96203a7d0f6d
SSDEEP

24576:BXc46Crf8fyVacHps+/qASfmBgXk/xrADOv1xvF87uLwmnq:BXl8aVHHO+SASagXkJr4MDkUwm

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 14 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2000-1-0x00000000031F0000-0x0000000003300000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-17-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-15-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-23-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-18-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-22-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-171-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-192-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-225-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-246-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-294-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-439-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-460-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/1880-501-0x0000000000400000-0x0000000000648000-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
Executes dropped EXE 1 IoCs

Processes:

kat2E12.tmp

pid process

1880 kat2E12.tmp
Loads dropped DLL 2 IoCs

Processes:

9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe

pid process

2000 9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe
2000 9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe
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:

9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe

description pid process target process

PID 2000 set thread context of 1880 2000 9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe kat2E12.tmp
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
1880	kat2E12.tmp

pid	process
2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe
2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe

description	pid	process	target process
PID 2000 set thread context of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.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:

kat2E12.tmp

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kat2E12.tmp
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kat2E12.tmp

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3048 timeout.exe

pid	process
3048	timeout.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

kat2E12.tmp

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	kat2E12.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	kat2E12.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	kat2E12.tmp

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

kat2E12.tmp

pid process

1880 kat2E12.tmp
1880 kat2E12.tmp
1880 kat2E12.tmp
1880 kat2E12.tmp

pid	process
1880	kat2E12.tmp
1880	kat2E12.tmp
1880	kat2E12.tmp
1880	kat2E12.tmp

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exekat2E12.tmpcmd.exe

description	pid	process	target process
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 2000 wrote to memory of 1880	2000	9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe	kat2E12.tmp
PID 1880 wrote to memory of 1860	1880	kat2E12.tmp	cmd.exe
PID 1880 wrote to memory of 1860	1880	kat2E12.tmp	cmd.exe
PID 1880 wrote to memory of 1860	1880	kat2E12.tmp	cmd.exe
PID 1880 wrote to memory of 1860	1880	kat2E12.tmp	cmd.exe
PID 1860 wrote to memory of 3048	1860	cmd.exe	timeout.exe
PID 1860 wrote to memory of 3048	1860	cmd.exe	timeout.exe
PID 1860 wrote to memory of 3048	1860	cmd.exe	timeout.exe
PID 1860 wrote to memory of 3048	1860	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe
"C:\Users\Admin\AppData\Local\Temp\9e11fdfe49ee63b54f4917bf2385c9474bf4f0c169c848eb08a12a5b5f7c6a4a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\kat2E12.tmp
C:\Users\Admin\AppData\Local\Temp\kat2E12.tmp
2⤵
- Executes dropped EXE
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1880

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat2E12.tmp" & rd /s /q "C:\ProgramData\AECAECFCAAEB" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\SysWOW64\timeout.exe
timeout /t 10
4⤵
- Delays execution with timeout.exe
PID:3048

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
fdc9752b94fc31e8c7a7b1a03088dbfd

SHA1
2e0afe51ecc1e9190bcf0a25d0c953f9d7392ba4

SHA256
0847c6dc191420b43e7bb38ff9ddd1124ccecaeea59cbfe943efc00d00578947

SHA512
36e280c447481c98bdea14aef891a91d82bba3b44fa55896fbe4f8ea304bac5929757fb6cffb36bcbb859f21cb578a8e6d743828867b80d68b03a23d5ae6e975

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3E8D.tmp
Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\kat2E12.tmp
Filesize
861KB

MD5
66064dbdb70a5eb15ebf3bf65aba254b

SHA1
0284fd320f99f62aca800fb1251eff4c31ec4ed7

SHA256
6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795

SHA512
b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

Download Submit
memory/1880-23-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-9-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-501-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-460-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-18-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-13-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-11-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-22-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-17-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-15-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-439-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-171-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-192-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-214-0x0000000024F00000-0x000000002515F000-memory.dmp

Filesize
2.4MB

Download
memory/1880-225-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-246-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/1880-294-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2000-1-0x00000000031F0000-0x0000000003300000-memory.dmp

Filesize
1.1MB

Download
memory/2000-20-0x0000000000400000-0x000000000058E000-memory.dmp

Filesize
1.6MB

Download
memory/2000-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download