stealc | 6c457691b48637ae2c8f1298d3b8159b9788d8dab0f5afa35d099771d7f0c588

General

Target

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe
Size

4.1MB
MD5

7fa5c660d124162c405984d14042506f
SHA1

69f0dff06ff1911b97a2a0aa4ca9046b722c6b2f
SHA256

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2
SHA512

d50848adbfe75f509414acc97096dad191ae4cef54752bdddcb227ffc0f59bfd2770561e7b3c2a14f4a1423215f05847206ad5c242c7fd5b0655edf513b22f6c
SSDEEP

98304:if7X0ZueTTPs6deIF+iHtcbBt2VSFjUCaZ:8bPeVdeIMiHmbeVS

Score

10^/10

stealc default discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes

url_path
/e96ea2db21fa9a1b.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Executes dropped EXE 1 IoCs

Processes:

svchost015.exe

pid process

2704 svchost015.exe
Loads dropped DLL 1 IoCs

Processes:

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe

pid process

1988 fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe

pid	process
2704	svchost015.exe

pid	process
1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe

description	pid	process	target process
PID 1988 set thread context of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.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

Processes:

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exesvchost015.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost015.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe

description	pid	process	target process
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe
PID 1988 wrote to memory of 2704	1988	fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe	svchost015.exe

C:\Users\Admin\AppData\Local\Temp\fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe
"C:\Users\Admin\AppData\Local\Temp\fd3edfaff77dd969e3e0d086495e4c742d00e111df9f935ed61dfba8392584b2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\svchost015.exe
  C:\Users\Admin\AppData\Local\Temp\svchost015.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2704

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

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Downloads

\Users\Admin\AppData\Local\Temp\svchost015.exe

Filesize
2.9MB

MD5
b826dd92d78ea2526e465a34324ebeea

SHA1
bf8a0093acfd2eb93c102e1a5745fb080575372e

SHA256
7824b50acdd144764dac7445a4067b35cf0fef619e451045ab6c1f54f5653a5b

SHA512
1ac4b731b9b31cabf3b1c43aee37206aee5326c8e786abe2ab38e031633b778f97f2d6545cf745c3066f3bd47b7aaf2ded2f9955475428100eaf271dd9aeef17

Download Submit
memory/1988-0-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1988-2-0x00000000038D0000-0x0000000003C39000-memory.dmp

Filesize
3.4MB

Download
memory/1988-22-0x0000000000400000-0x000000000081B000-memory.dmp

Filesize
4.1MB

Download
memory/2704-10-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-8-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-14-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-12-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-6-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-21-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-20-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-19-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-16-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2704-23-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads