stealc | 828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9

Analysis

max time kernel
111s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28/04/2024, 13:18

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General

Target

828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe
Size

306KB
MD5

743609233271563cfdace5149bb23982
SHA1

b28a958a6f1b4c5cfff6ea8f001609ee738c54b0
SHA256

828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9
SHA512

eacbacb5a3bbecc44740dcba6e920c70909cda3bc341ce8040d690276d18b7025238dc924a83fb580958acab7d54887c2caece6ebde74886ecf941ea566e3897
SSDEEP

3072:93Cbs6xpaNpZ8MtS+pbLmhApdEC7XY/rHkZVejtfxKfkH91vXJcrZWeK3DHEk8II:KENLi6LdEgIzkZFuFqWeK3LEk8+U

Score

10^/10

stealc discovery stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.151

Attributes

url_path
/7043a0c6a68d9c65.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3884	556	WerFault.exe	82

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	828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
556	828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe
556	828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe

C:\Users\Admin\AppData\Local\Temp\828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe
"C:\Users\Admin\AppData\Local\Temp\828735c9709ac08d9cf082a41c8516596ebe117e5f49ddb7083fe8f73c78c9f9.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:556
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 556 -s 1316
  2⤵
  - Program crash
  PID:3884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 556 -ip 556
1⤵
PID:4064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/556-2-0x0000000001C90000-0x0000000001CB7000-memory.dmp

Filesize
156KB

Download
memory/556-1-0x0000000001D60000-0x0000000001E60000-memory.dmp

Filesize
1024KB

Download
memory/556-3-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/556-4-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/556-5-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/556-6-0x0000000001D60000-0x0000000001E60000-memory.dmp

Filesize
1024KB

Download
memory/556-9-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/556-11-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/556-13-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download