stealc | 16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c

General

Target

16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe
Size

526KB
MD5

329d2bf7d83de88d5b702da53f4e41ec
SHA1

c20d6acbe78efeec8dcf88a6ee53e429016c5bb0
SHA256

16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c
SHA512

2b1c91f066e997740134b37ea90259668b6829f5314a1ce72b77cee2747d1d9a873eaa9abd174ecdcb7994e3c49a766ceef1ea51ba6c47d3d10ff1428a9075dc
SSDEEP

12288:9O/YQnxaez5JNiS8J7nrL7kT8ilsVW83tEa:MXnwez5t8JfLM8J9n

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes

url_path
/c4754d4f680ead72.php

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2464 set thread context of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	2464	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	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2968	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	30
PID 2464 wrote to memory of 2968	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	30
PID 2464 wrote to memory of 2968	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	30
PID 2464 wrote to memory of 2968	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	30
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2216	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	31
PID 2464 wrote to memory of 2804	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	32
PID 2464 wrote to memory of 2804	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	32
PID 2464 wrote to memory of 2804	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	32
PID 2464 wrote to memory of 2804	2464	16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe	32

C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe
"C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe
  "C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe"
  2⤵
  PID:2968
- C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe
  "C:\Users\Admin\AppData\Local\Temp\16f1f405be6f22c5b22130ae6ac1c167cd62ce54c01fd9055b274636c994525c.exe"
  2⤵
  PID:2216
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 60
  2⤵
  - Program crash
  PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2216-1-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-2-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-10-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-11-0x0000000001190000-0x0000000001216000-memory.dmp

Filesize
536KB

Download
memory/2216-8-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2216-5-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-4-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2216-3-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2464-0-0x00000000011F8000-0x00000000011F9000-memory.dmp

Filesize
4KB

Download

Analysis

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