stealc | 56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5

General

Target

56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe
Size

326KB
MD5

7bd092de7377de68b4f563563b616b10
SHA1

5bccfe4bbc92f7f7c535c75e5c345c8c6cd56f02
SHA256

56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5
SHA512

ae610593911053c6d24ce92adea19b3faa44d385fa9c97ba060626fa7d5f00cb65affce239f21b34a02f31282754857b3b40351dc185e55158ea49026a839cd4
SSDEEP

6144:4xqtQERKoOzkzPdM6grTH06m/cr1DfBDIplsdyS38hYjpWO5yEO:NydZozPdMH/U6mkr5fd4mdbMcTEEO

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3040 set thread context of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2772	WerFault.exe	33

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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2756	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	32
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 3040 wrote to memory of 2772	3040	56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe	33
PID 2772 wrote to memory of 2696	2772	RegAsm.exe	34
PID 2772 wrote to memory of 2696	2772	RegAsm.exe	34
PID 2772 wrote to memory of 2696	2772	RegAsm.exe	34
PID 2772 wrote to memory of 2696	2772	RegAsm.exe	34

C:\Users\Admin\AppData\Local\Temp\56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe
"C:\Users\Admin\AppData\Local\Temp\56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2756
- 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:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 252
    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

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2772-3-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-6-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-15-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-7-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-5-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-4-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-12-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-10-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2772-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3040-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/3040-1-0x00000000009C0000-0x0000000000A16000-memory.dmp

Filesize
344KB

Download
memory/3040-13-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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