stealc | 91d4a78b69d918aa435fb2ecd418c07d5c9302e5b06f8369fe3523b9e5c4d0fc

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 15:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2388-0-0x0000000001B70000-0x0000000002053000-memory.exe
Size

4.9MB
MD5

f3c920facd0a8b72c9306519a7dd6de2
SHA1

1a8cf4ff5970094f5d918df0bdadede7a16d2a5e
SHA256

91d4a78b69d918aa435fb2ecd418c07d5c9302e5b06f8369fe3523b9e5c4d0fc
SHA512

8ef1063b51cea3b65651e427dbfba29b843c06e61d0f53d85cd2a87cf0d0435cb9ea80702ef1ec0e3287cab2d5fd2cac73c0c37b3280105c4f73ac17c1f2bb58
SSDEEP

24576:LtvvyHVdSLxfyp6EtuseHTfX7YkcG4fLxaLYPDAwz73/LWGWHe2FwvS0V2Ygq7XM:JvEALgYEzwYfLxhn/a1FayG

Score

10^/10

stealc discovery stealer

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	2112	WerFault.exe	29

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	2388-0-0x0000000001B70000-0x0000000002053000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2504	2112	2388-0-0x0000000001B70000-0x0000000002053000-memory.exe	30
PID 2112 wrote to memory of 2504	2112	2388-0-0x0000000001B70000-0x0000000002053000-memory.exe	30
PID 2112 wrote to memory of 2504	2112	2388-0-0x0000000001B70000-0x0000000002053000-memory.exe	30
PID 2112 wrote to memory of 2504	2112	2388-0-0x0000000001B70000-0x0000000002053000-memory.exe	30

C:\Users\Admin\AppData\Local\Temp\2388-0-0x0000000001B70000-0x0000000002053000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2388-0-0x0000000001B70000-0x0000000002053000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 36
  2⤵
  - Program crash
  PID:2504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2112-0-0x0000000000C40000-0x0000000001123000-memory.dmp

Filesize
4.9MB

Download