outsteel | 707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473

Analysis

max time kernel
149s
max time network
138s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 11:48

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General

Target

707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
Size

728KB
MD5

2124d2e449117ecbc66c3e67e3ed289c
SHA1

5455fb1f943ec04431c69857806de4a7a0625eb3
SHA256

707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473
SHA512

3af0af3136fc4e0dc8558fdce4de0faf8c0b15e78ee96df1c0b2903b5d8bfcc717c1cdd20f5fd15f375651b3c22289b621192cd4dc9973e8c173a661011c718c
SSDEEP

12288:Sf26fr9vINi7CaxdAiaKVBVLXidyJoHAPCzBegCIiZlV0CSnfAsD7Q/voA:StJvIIFKU3MA2A6zINPVzSfWoA

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)	\??\s:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\t:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\x:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\i:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\q:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\m:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\n:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\z:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\b:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\g:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\p:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\w:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\h:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\k:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\j:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\l:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\o:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\r:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\u:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\v:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\a:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\e:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
File opened (read-only)	\??\y:	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe

AutoIT Executable 9 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2792-2-0x0000000003E20000-0x0000000003EFD000-memory.dmp	autoit_exe
behavioral1/memory/2792-3-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-6-0x0000000003E20000-0x0000000003EFD000-memory.dmp	autoit_exe
behavioral1/memory/2792-7-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-9-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-11-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-13-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-15-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe
behavioral1/memory/2792-17-0x0000000000400000-0x0000000003E18000-memory.dmp	autoit_exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 1496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	28
PID 2792 wrote to memory of 1496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	28
PID 2792 wrote to memory of 1496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	28
PID 2792 wrote to memory of 1496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	28
PID 2792 wrote to memory of 1272	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	30
PID 2792 wrote to memory of 1272	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	30
PID 2792 wrote to memory of 1272	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	30
PID 2792 wrote to memory of 1272	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	30
PID 2792 wrote to memory of 2628	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	32
PID 2792 wrote to memory of 2628	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	32
PID 2792 wrote to memory of 2628	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	32
PID 2792 wrote to memory of 2628	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	32
PID 2792 wrote to memory of 3036	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	34
PID 2792 wrote to memory of 3036	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	34
PID 2792 wrote to memory of 3036	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	34
PID 2792 wrote to memory of 3036	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	34
PID 2792 wrote to memory of 2636	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	36
PID 2792 wrote to memory of 2636	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	36
PID 2792 wrote to memory of 2636	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	36
PID 2792 wrote to memory of 2636	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	36
PID 2792 wrote to memory of 2728	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	38
PID 2792 wrote to memory of 2728	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	38
PID 2792 wrote to memory of 2728	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	38
PID 2792 wrote to memory of 2728	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	38
PID 2792 wrote to memory of 2584	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	40
PID 2792 wrote to memory of 2584	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	40
PID 2792 wrote to memory of 2584	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	40
PID 2792 wrote to memory of 2584	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	40
PID 2792 wrote to memory of 2748	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	42
PID 2792 wrote to memory of 2748	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	42
PID 2792 wrote to memory of 2748	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	42
PID 2792 wrote to memory of 2748	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	42
PID 2792 wrote to memory of 2788	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	44
PID 2792 wrote to memory of 2788	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	44
PID 2792 wrote to memory of 2788	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	44
PID 2792 wrote to memory of 2788	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	44
PID 2792 wrote to memory of 2616	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	46
PID 2792 wrote to memory of 2616	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	46
PID 2792 wrote to memory of 2616	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	46
PID 2792 wrote to memory of 2616	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	46
PID 2792 wrote to memory of 2444	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	48
PID 2792 wrote to memory of 2444	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	48
PID 2792 wrote to memory of 2444	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	48
PID 2792 wrote to memory of 2444	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	48
PID 2792 wrote to memory of 2496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	50
PID 2792 wrote to memory of 2496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	50
PID 2792 wrote to memory of 2496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	50
PID 2792 wrote to memory of 2496	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	50
PID 2792 wrote to memory of 2884	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	52
PID 2792 wrote to memory of 2884	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	52
PID 2792 wrote to memory of 2884	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	52
PID 2792 wrote to memory of 2884	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	52
PID 2792 wrote to memory of 2900	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	54
PID 2792 wrote to memory of 2900	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	54
PID 2792 wrote to memory of 2900	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	54
PID 2792 wrote to memory of 2900	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	54
PID 2792 wrote to memory of 2680	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	56
PID 2792 wrote to memory of 2680	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	56
PID 2792 wrote to memory of 2680	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	56
PID 2792 wrote to memory of 2680	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	56
PID 2792 wrote to memory of 2180	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	58
PID 2792 wrote to memory of 2180	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	58
PID 2792 wrote to memory of 2180	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	58
PID 2792 wrote to memory of 2180	2792	707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe	58

C:\Users\Admin\AppData\Local\Temp\707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe
"C:\Users\Admin\AppData\Local\Temp\707971879e65cbd70fd371ae76767d3a7bff028b56204ca64f27e93609c8c473.exe"
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
  2⤵
  PID:1496
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
  2⤵
  PID:1272
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
  2⤵
  PID:2628
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:3036
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
  2⤵
  PID:2636
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
  2⤵
  PID:2728
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
  2⤵
  PID:2584
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2748
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
  2⤵
  PID:2788
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
  2⤵
  PID:2616
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
  2⤵
  PID:2444
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
  2⤵
  PID:2496
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
  2⤵
  PID:2884
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
  2⤵
  PID:2900
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
  2⤵
  PID:2680
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
  2⤵
  PID:2180
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
  2⤵
  PID:2940

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/2792-2-0x0000000003E20000-0x0000000003EFD000-memory.dmp

Filesize
884KB

Download
memory/2792-1-0x0000000003F20000-0x0000000004020000-memory.dmp

Filesize
1024KB

Download
memory/2792-3-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-5-0x0000000003F20000-0x0000000004020000-memory.dmp

Filesize
1024KB

Download
memory/2792-6-0x0000000003E20000-0x0000000003EFD000-memory.dmp

Filesize
884KB

Download
memory/2792-7-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-9-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-11-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-13-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-15-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download
memory/2792-17-0x0000000000400000-0x0000000003E18000-memory.dmp

Filesize
58.1MB

Download