082796fccb8ffb566a99ba188cae572eac30f1bf6e11a7bf4e5ebe757bc66c88

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 06:33

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General

Target

stealcy11.exe
Size

240KB
MD5

004431fc72fc1228abf10e298efa0271
SHA1

05195b1a70f078c9116998d7486e672d90e93218
SHA256

082796fccb8ffb566a99ba188cae572eac30f1bf6e11a7bf4e5ebe757bc66c88
SHA512

8e1c87b177cd3cd687760f002fea6851ae34b2543df434ed1db4146a33a684f5a386e4e6d9d76bd14e064dd29fe6cc1cb0407cac10abf0c9cd4513eefcac8335
SSDEEP

3072:sCFW6ZRlcV3K+gqCClq/oPk1U894z1tJS7pmLUMOmjoRWwhSeUReHeP3KqX+n:j1J7+go0U8evIFmLu6kKeot+

Score

6^/10

discovery

Malware Config

Signatures

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
2156	2412	WerFault.exe	28

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stealcy11.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	stealcy11.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	stealcy11.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2412	stealcy11.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2156	2412	stealcy11.exe	30
PID 2412 wrote to memory of 2156	2412	stealcy11.exe	30
PID 2412 wrote to memory of 2156	2412	stealcy11.exe	30
PID 2412 wrote to memory of 2156	2412	stealcy11.exe	30

C:\Users\Admin\AppData\Local\Temp\stealcy11.exe
"C:\Users\Admin\AppData\Local\Temp\stealcy11.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 660
  2⤵
  - Program crash
  PID:2156

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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