stealc | cdb373dede5ca06fa8ef4c4db2a62b3bcb71945db31597c983f4d151f9b148be

Analysis

max time kernel
298s
max time network
297s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
31/03/2026, 12:17

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General

Target
Setup.exe
Size 1.9MB
Sample260331-pf2n2sds51
SHA256 cdb373dede5ca06fa8ef4c4db2a62b3bcb71945db31597c983f4d151f9b148be
MD5 3a2df7ed9392d4eebb7a170d9b4e4591
SHA1 3b2727bffc3ef86af89d2a834fae9c36b720b83a
SHA512 2f204e076566a78a50ae44bc219318a24d311f2a0880e6e01a5a5ce4859cdef94411a410342909cf75217c6cd676aac2821b360dbea524ee70e896c835abc8d6
SSDEEP 24576:fxQgwQ0qIn/GVe4lEiOMSJ01Usrwhm4YvJIOftuO81QBYqG6WcRLSNq:fxWQ0FwlJ4wUvm3zIKYOR
TLSH
T196957C1A7C90087AC4A9533588E755D37BB6F8590B3223C72E4CAB393F77AE05836764
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

ssssssssss21 discovery stealc spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

ssssssssss21

http://5.10.217.60

Attributes

url_path
/c14fbedecd404e0eba6c.php

rc4.traffic_key

rc4.C2

Signatures

Detects Stealc stealer Version 2 17 IoCs

resource	yara_rule
behavioral3/memory/2648-9-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-13-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-10-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-11-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-12-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-8-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-7-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-6-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-5-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-4-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-3-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-2-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-0-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-15-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-25-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-62-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2
behavioral3/memory/2648-64-0x0000000140000000-0x00000001400D3000-memory.dmp	family_stealc_v2

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
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

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2648	Setup.exe
2648	Setup.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 4132	2648	Setup.exe	80
PID 2648 wrote to memory of 4132	2648	Setup.exe	80
PID 2648 wrote to memory of 4216	2648	Setup.exe	83
PID 2648 wrote to memory of 4216	2648	Setup.exe	83
PID 2648 wrote to memory of 3148	2648	Setup.exe	86
PID 2648 wrote to memory of 3148	2648	Setup.exe	86
PID 2648 wrote to memory of 1216	2648	Setup.exe	89
PID 2648 wrote to memory of 1216	2648	Setup.exe	89

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe"
  2⤵
  PID:4132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3148
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1216

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:3296

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:3396

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:2752

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:4428

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:4660

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:2272

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:1868

C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
1⤵
PID:5088

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

44B7B41C-1BE3-4670-7F24-3B3817AC1380.txt

Path C:\ProgramData\44B7B41C-1BE3-4670-7F24-3B3817AC1380.txt
Size 64B
SHA256 ef89aaf7ccb8d4947463205b390b6cf8414993fca96e50c704e05f8cd06cda4b
MD5 6fa38002fce34afd270bb5a8d13930c8
SHA1 9eebe4f59ab1e52713cb6a72e5fd035865286111
SHA512 800b0f4fc405103407bd2563067a6c75fe390c66619b4d4644061951a34b79b53807aec127350cecae290220575e9d072869784d9154dbb8ee95ce43671bbd77
TLSH
T1BDA0027B11153D1530A44B4AE2C11F8985412668BA5AD18D0995158522DA767DDC2D21
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1868-39-0x0000029C6D280000-0x0000029C6D32F000-memory.dmp

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memory/2272-37-0x000001838BAE0000-0x000001838BB8F000-memory.dmp

Download

memory/2648-15-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-10-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-8-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-7-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-6-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-5-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-4-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-3-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-2-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-0-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-14-0x00000194F36A0000-0x00000194F374F000-memory.dmp

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memory/2648-9-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-64-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-63-0x00000194F36A0000-0x00000194F374F000-memory.dmp

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memory/2648-11-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-25-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-62-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-13-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2648-12-0x0000000140000000-0x00000001400D3000-memory.dmp

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memory/2752-32-0x0000020602E60000-0x0000020602F0F000-memory.dmp

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memory/3296-21-0x000001C3ADFC0000-0x000001C3AE06F000-memory.dmp

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memory/3396-23-0x00000231E5AD0000-0x00000231E5B7F000-memory.dmp

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memory/4428-34-0x0000015EA3C60000-0x0000015EA3D0F000-memory.dmp

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memory/4660-36-0x000001AABE560000-0x000001AABE60F000-memory.dmp

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memory/5088-40-0x000001EA48C90000-0x000001EA48D3F000-memory.dmp

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