outsteel | 9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff

Analysis

max time kernel
135s
max time network
161s
platform
windows7_x64
resource
win7-en-20211208
submitted
28-02-2022 03:17

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General

Target

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
Size

695KB
MD5

a718ba0edee0b2108aad0ce0fd7fdd0f
SHA1

711b27ab368a13ccda3c279a8645a77c8e9fbf4e
SHA256

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff
SHA512

d4f9ed746f1b4faccc121c6faf74a5672222832b555265038c307076211bc93a46a7d800bbbd141ad2c1d879e6b614f134e72814d641c205ed5f5f3293fc7646

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
T1081

Enumerates connected drives 3 TTPs 24 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)	\??\n:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\x:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\h:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\j:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\m:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\s:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\e:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\g:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\f:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\i:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\o:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\p:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\q:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\r:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\a:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\b:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\v:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\y:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\w:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\z:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\t:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe
File opened (read-only)	\??\u:	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/756-57-0x0000000002380000-0x000000000245D000-memory.dmp	autoit_exe
behavioral1/memory/756-59-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 580	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	27
PID 756 wrote to memory of 580	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	27
PID 756 wrote to memory of 580	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	27
PID 756 wrote to memory of 580	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	27
PID 756 wrote to memory of 620	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	29
PID 756 wrote to memory of 620	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	29
PID 756 wrote to memory of 620	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	29
PID 756 wrote to memory of 620	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	29
PID 756 wrote to memory of 1400	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	31
PID 756 wrote to memory of 1400	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	31
PID 756 wrote to memory of 1400	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	31
PID 756 wrote to memory of 1400	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	31
PID 756 wrote to memory of 660	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	33
PID 756 wrote to memory of 660	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	33
PID 756 wrote to memory of 660	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	33
PID 756 wrote to memory of 660	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	33
PID 756 wrote to memory of 612	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	35
PID 756 wrote to memory of 612	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	35
PID 756 wrote to memory of 612	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	35
PID 756 wrote to memory of 612	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	35
PID 756 wrote to memory of 1956	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	37
PID 756 wrote to memory of 1956	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	37
PID 756 wrote to memory of 1956	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	37
PID 756 wrote to memory of 1956	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	37
PID 756 wrote to memory of 288	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	39
PID 756 wrote to memory of 288	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	39
PID 756 wrote to memory of 288	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	39
PID 756 wrote to memory of 288	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	39
PID 756 wrote to memory of 1708	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	41
PID 756 wrote to memory of 1708	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	41
PID 756 wrote to memory of 1708	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	41
PID 756 wrote to memory of 1708	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	41
PID 756 wrote to memory of 1584	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	43
PID 756 wrote to memory of 1584	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	43
PID 756 wrote to memory of 1584	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	43
PID 756 wrote to memory of 1584	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	43
PID 756 wrote to memory of 1464	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	45
PID 756 wrote to memory of 1464	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	45
PID 756 wrote to memory of 1464	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	45
PID 756 wrote to memory of 1464	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	45
PID 756 wrote to memory of 936	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	47
PID 756 wrote to memory of 936	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	47
PID 756 wrote to memory of 936	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	47
PID 756 wrote to memory of 936	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	47
PID 756 wrote to memory of 1092	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	49
PID 756 wrote to memory of 1092	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	49
PID 756 wrote to memory of 1092	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	49
PID 756 wrote to memory of 1092	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	49
PID 756 wrote to memory of 1928	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	51
PID 756 wrote to memory of 1928	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	51
PID 756 wrote to memory of 1928	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	51
PID 756 wrote to memory of 1928	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	51
PID 756 wrote to memory of 1780	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	53
PID 756 wrote to memory of 1780	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	53
PID 756 wrote to memory of 1780	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	53
PID 756 wrote to memory of 1780	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	53
PID 756 wrote to memory of 1120	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	55
PID 756 wrote to memory of 1120	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	55
PID 756 wrote to memory of 1120	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	55
PID 756 wrote to memory of 1120	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	55
PID 756 wrote to memory of 1652	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	57
PID 756 wrote to memory of 1652	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	57
PID 756 wrote to memory of 1652	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	57
PID 756 wrote to memory of 1652	756	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	57

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:756
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
  2⤵
  PID:580
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
  2⤵
  PID:620
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
  2⤵
  PID:1400
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:660
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
  2⤵
  PID:612
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
  2⤵
  PID:1956
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
  2⤵
  PID:288
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:1708
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
  2⤵
  PID:1584
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
  2⤵
  PID:1464
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
  2⤵
  PID:936
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
  2⤵
  PID:1092
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
  2⤵
  PID:1928
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
  2⤵
  PID:1780
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
  2⤵
  PID:1120
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
  2⤵
  PID:1652
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
  2⤵
  PID:1748

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

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

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Downloads

memory/756-55-0x0000000000C4B000-0x0000000000CC6000-memory.dmp

Filesize
492KB

Download
memory/756-56-0x0000000000C4B000-0x0000000000CC6000-memory.dmp

Filesize
492KB

Download
memory/756-57-0x0000000002380000-0x000000000245D000-memory.dmp

Filesize
884KB

Download
memory/756-58-0x0000000076071000-0x0000000076073000-memory.dmp

Filesize
8KB

Download
memory/756-59-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download