outsteel | 9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 12:53

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General

Target

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
Size

695KB
MD5

a718ba0edee0b2108aad0ce0fd7fdd0f
SHA1

711b27ab368a13ccda3c279a8645a77c8e9fbf4e
SHA256

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff
SHA512

d4f9ed746f1b4faccc121c6faf74a5672222832b555265038c307076211bc93a46a7d800bbbd141ad2c1d879e6b614f134e72814d641c205ed5f5f3293fc7646
SSDEEP

12288:uKLajISPIPc5s2RElpKDHMbGiwdGLlVk+ZrIwI0c+kmkuC08:TKIYre2RESTMbGhdGkwomkuC08

Score

10^/10

outsteel spyware stealer

Malware Config

Signatures

OutSteel
OutSteel is a file uploader and document stealer written in AutoIT.
stealer outsteel
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\k:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\l:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\m:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\o:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\w:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\z:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\e:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\g:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\n:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\r:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\u:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\v:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\a:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\i:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\j:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\q:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\y:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\b:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\h:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\p:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\s:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\t:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\x:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe

AutoIT Executable 10 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2392-2-0x0000000002220000-0x00000000022FD000-memory.dmp	autoit_exe
behavioral1/memory/2392-3-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-4-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-7-0x0000000002220000-0x00000000022FD000-memory.dmp	autoit_exe
behavioral1/memory/2392-8-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-10-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-12-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-14-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-16-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral1/memory/2392-18-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2960	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	28
PID 2392 wrote to memory of 2960	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	28
PID 2392 wrote to memory of 2960	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	28
PID 2392 wrote to memory of 2960	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	28
PID 2392 wrote to memory of 3016	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	30
PID 2392 wrote to memory of 3016	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	30
PID 2392 wrote to memory of 3016	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	30
PID 2392 wrote to memory of 3016	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	30
PID 2392 wrote to memory of 1644	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	32
PID 2392 wrote to memory of 1644	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	32
PID 2392 wrote to memory of 1644	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	32
PID 2392 wrote to memory of 1644	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	32
PID 2392 wrote to memory of 2800	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	34
PID 2392 wrote to memory of 2800	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	34
PID 2392 wrote to memory of 2800	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	34
PID 2392 wrote to memory of 2800	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	34
PID 2392 wrote to memory of 2896	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	36
PID 2392 wrote to memory of 2896	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	36
PID 2392 wrote to memory of 2896	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	36
PID 2392 wrote to memory of 2896	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	36
PID 2392 wrote to memory of 2660	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	38
PID 2392 wrote to memory of 2660	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	38
PID 2392 wrote to memory of 2660	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	38
PID 2392 wrote to memory of 2660	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	38
PID 2392 wrote to memory of 2648	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	40
PID 2392 wrote to memory of 2648	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	40
PID 2392 wrote to memory of 2648	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	40
PID 2392 wrote to memory of 2648	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	40
PID 2392 wrote to memory of 2052	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	42
PID 2392 wrote to memory of 2052	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	42
PID 2392 wrote to memory of 2052	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	42
PID 2392 wrote to memory of 2052	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	42
PID 2392 wrote to memory of 2744	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	44
PID 2392 wrote to memory of 2744	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	44
PID 2392 wrote to memory of 2744	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	44
PID 2392 wrote to memory of 2744	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	44
PID 2392 wrote to memory of 2912	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	46
PID 2392 wrote to memory of 2912	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	46
PID 2392 wrote to memory of 2912	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	46
PID 2392 wrote to memory of 2912	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	46
PID 2392 wrote to memory of 2724	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	48
PID 2392 wrote to memory of 2724	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	48
PID 2392 wrote to memory of 2724	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	48
PID 2392 wrote to memory of 2724	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	48
PID 2392 wrote to memory of 2452	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	50
PID 2392 wrote to memory of 2452	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	50
PID 2392 wrote to memory of 2452	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	50
PID 2392 wrote to memory of 2452	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	50
PID 2392 wrote to memory of 2088	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	52
PID 2392 wrote to memory of 2088	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	52
PID 2392 wrote to memory of 2088	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	52
PID 2392 wrote to memory of 2088	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	52
PID 2392 wrote to memory of 320	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	54
PID 2392 wrote to memory of 320	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	54
PID 2392 wrote to memory of 320	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	54
PID 2392 wrote to memory of 320	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	54
PID 2392 wrote to memory of 2872	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	56
PID 2392 wrote to memory of 2872	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	56
PID 2392 wrote to memory of 2872	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	56
PID 2392 wrote to memory of 2872	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	56
PID 2392 wrote to memory of 2504	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	58
PID 2392 wrote to memory of 2504	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	58
PID 2392 wrote to memory of 2504	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	58
PID 2392 wrote to memory of 2504	2392	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	58

C:\Users\Admin\AppData\Local\Temp\9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
"C:\Users\Admin\AppData\Local\Temp\9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe"
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
  2⤵
  PID:2960
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
  2⤵
  PID:3016
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
  2⤵
  PID:1644
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2800
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
  2⤵
  PID:2896
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
  2⤵
  PID:2660
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
  2⤵
  PID:2648
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2052
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
  2⤵
  PID:2744
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
  2⤵
  PID:2912
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
  2⤵
  PID:2724
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
  2⤵
  PID:2452
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
  2⤵
  PID:2088
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
  2⤵
  PID:320
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
  2⤵
  PID:2872
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
  2⤵
  PID:2504
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
  2⤵
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2392-1-0x0000000000300000-0x0000000000400000-memory.dmp

Filesize
1024KB

Download
memory/2392-2-0x0000000002220000-0x00000000022FD000-memory.dmp

Filesize
884KB

Download
memory/2392-3-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-4-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-5-0x0000000000300000-0x0000000000400000-memory.dmp

Filesize
1024KB

Download
memory/2392-7-0x0000000002220000-0x00000000022FD000-memory.dmp

Filesize
884KB

Download
memory/2392-8-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-10-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-12-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-14-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-16-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/2392-18-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download