stealc | a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b

Resubmissions

21-09-2024 22:18

240921-18dcpsxbqc 10

21-09-2024 22:18

240921-179draxbph 10

21-09-2024 21:32

240921-1dpggsvflp 10

Analysis

max time kernel
15s
max time network
20s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 21:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

66eef0cc8034a_sdgdfs.exe
Size

216KB
MD5

9a29528b1463ae389bd3e03e4e686a56
SHA1

0cefb61f8615c6ed5606360db20adecdedf4c59c
SHA256

a0add2ff01fd0b1c7a259a9b0f0bdee713a7edbbf12fa18820fc95a373254e3b
SHA512

34743dd19630de9802258476e6c9aacd14b7338c9e1c22c0369e759844b3248570b272c7edbc89079fe5eb8f375c7e2680e71f88ab5b8a4c01ba4d7ef116f9ae
SSDEEP

6144:mebX1UAoZZJAttlJ7VTUEioaTwfyhv3pVdPRigEO:mejOA0ZJutHNI106hfpRhEO

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

http://46.8.231.109

Attributes

url_path
/c4754d4f680ead72.php

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2276 set thread context of 3048	2276	66eef0cc8034a_sdgdfs.exe	31

Program crash 1 IoCs

pid	pid_target	Process
2696	3048	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	66eef0cc8034a_sdgdfs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3056	2276	66eef0cc8034a_sdgdfs.exe	30
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 2276 wrote to memory of 3048	2276	66eef0cc8034a_sdgdfs.exe	31
PID 3048 wrote to memory of 2696	3048	RegAsm.exe	32
PID 3048 wrote to memory of 2696	3048	RegAsm.exe	32
PID 3048 wrote to memory of 2696	3048	RegAsm.exe	32
PID 3048 wrote to memory of 2696	3048	RegAsm.exe	32

C:\Users\Admin\AppData\Local\Temp\66eef0cc8034a_sdgdfs.exe
"C:\Users\Admin\AppData\Local\Temp\66eef0cc8034a_sdgdfs.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3056
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 256
    3⤵
    - Program crash
    PID:2696

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/2276-0-0x0000000073C0E000-0x0000000073C0F000-memory.dmp

Filesize
4KB

Download
memory/2276-1-0x0000000000E50000-0x0000000000E88000-memory.dmp

Filesize
224KB

Download
memory/2276-2-0x0000000073C00000-0x00000000742EE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-5-0x0000000073C00000-0x00000000742EE000-memory.dmp

Filesize
6.9MB

Download
memory/2276-18-0x0000000073C00000-0x00000000742EE000-memory.dmp

Filesize
6.9MB

Download
memory/3048-14-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3048-6-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-20-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-17-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-10-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-9-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-8-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3048-7-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download