stealc | d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292

Analysis

max time kernel
290s
max time network
243s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
04-07-2024 22:46

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General

Target

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
Size

2.4MB
MD5

853f97821f33b411e011296b97d0cff3
SHA1

99824a9224dd7e097cbc5804d2d9536555ef95ee
SHA256

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292
SHA512

71bbd39e471766bcc4b4418d39ad0476cf3b894f9833be971df9b0c7a8691d51017c7f196a21844af19a0b7c5fe8f8bb05492ebf4013d05fbb29903a834e4fa2
SSDEEP

49152:XN1ELQkaEIo7DFYFuIqtvcflkB78QWtyGPcBD1qouXkd/0lDb:XvELmEI8FYMcfmB7MHlkhC

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

http://85.28.47.4

Attributes

url_path
/920475a59bac849d.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

Suspicious use of NtSetInformationThreadHideFromDebugger 26 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

pid	process
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1896 2868 WerFault.exe d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

pid	pid_target	process	target process
1896	2868	WerFault.exe	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

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:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

pid process

2868 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

pid process

2868 d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe

description	pid	process	target process
PID 2868 wrote to memory of 1896	2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	WerFault.exe
PID 2868 wrote to memory of 1896	2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	WerFault.exe
PID 2868 wrote to memory of 1896	2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	WerFault.exe
PID 2868 wrote to memory of 1896	2868	d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe
"C:\Users\Admin\AppData\Local\Temp\d1f04b4bea67cbc6f469855826505a16e706b514858fa73c123df263ad34a292.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 824
2⤵
- Program crash
PID:1896

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2868-0-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/2868-2-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-3-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-4-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-5-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

Filesize
3.8MB

Download
memory/2868-6-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-7-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-8-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-9-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-10-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-11-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-12-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-13-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-14-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-15-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-16-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-17-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-18-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-19-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-20-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-21-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-22-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-23-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-24-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-25-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-26-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-27-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-28-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download
memory/2868-29-0x0000000000D10000-0x00000000018E5000-memory.dmp

Filesize
11.8MB

Download