outsteel | b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d

Analysis

max time kernel
141s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 13:27

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General

Target

b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
Size

738KB
MD5

2a211218afa6a34db27c1ac6f6ba3390
SHA1

92fa9d3de5d976391e2dc3ca6fcf053ae072b654
SHA256

b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d
SHA512

f1670eea3d60a85bd78be9258a9cf1d4dd1949f95e97c15907f7856de78d89b53404c3fa2e5de8d3fb9bb2d4d7769131d930debedd40101c00c376f58a87cbb6
SSDEEP

12288:rdIJ/T1mCBE/sARyzDcvF6upOexPNLUKVlyiLpXvyw4eg5pfuwalb2I:r0/THey/0F/pLPLUKP3LpXvy/XJalbZ

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)	\??\b:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\k:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\l:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\s:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\t:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\v:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\z:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\a:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\i:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\o:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\q:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\w:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\h:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\j:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\m:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\r:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\u:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\y:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\e:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\g:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\n:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\p:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
File opened (read-only)	\??\x:	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe

AutoIT Executable 10 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2320-2-0x00000000004F0000-0x00000000005CD000-memory.dmp	autoit_exe
behavioral1/memory/2320-3-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-4-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-7-0x00000000004F0000-0x00000000005CD000-memory.dmp	autoit_exe
behavioral1/memory/2320-8-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-10-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-13-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-15-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-17-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe
behavioral1/memory/2320-19-0x0000000000400000-0x00000000004E2000-memory.dmp	autoit_exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2480	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	28
PID 2320 wrote to memory of 2480	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	28
PID 2320 wrote to memory of 2480	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	28
PID 2320 wrote to memory of 2480	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	28
PID 2320 wrote to memory of 3000	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	30
PID 2320 wrote to memory of 3000	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	30
PID 2320 wrote to memory of 3000	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	30
PID 2320 wrote to memory of 3000	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	30
PID 2320 wrote to memory of 2652	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	32
PID 2320 wrote to memory of 2652	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	32
PID 2320 wrote to memory of 2652	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	32
PID 2320 wrote to memory of 2652	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	32
PID 2320 wrote to memory of 2548	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	34
PID 2320 wrote to memory of 2548	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	34
PID 2320 wrote to memory of 2548	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	34
PID 2320 wrote to memory of 2548	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	34
PID 2320 wrote to memory of 2676	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	36
PID 2320 wrote to memory of 2676	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	36
PID 2320 wrote to memory of 2676	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	36
PID 2320 wrote to memory of 2676	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	36
PID 2320 wrote to memory of 2860	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	38
PID 2320 wrote to memory of 2860	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	38
PID 2320 wrote to memory of 2860	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	38
PID 2320 wrote to memory of 2860	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	38
PID 2320 wrote to memory of 2736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	40
PID 2320 wrote to memory of 2736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	40
PID 2320 wrote to memory of 2736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	40
PID 2320 wrote to memory of 2736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	40
PID 2320 wrote to memory of 2532	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	42
PID 2320 wrote to memory of 2532	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	42
PID 2320 wrote to memory of 2532	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	42
PID 2320 wrote to memory of 2532	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	42
PID 2320 wrote to memory of 2508	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	44
PID 2320 wrote to memory of 2508	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	44
PID 2320 wrote to memory of 2508	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	44
PID 2320 wrote to memory of 2508	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	44
PID 2320 wrote to memory of 2428	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	46
PID 2320 wrote to memory of 2428	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	46
PID 2320 wrote to memory of 2428	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	46
PID 2320 wrote to memory of 2428	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	46
PID 2320 wrote to memory of 2980	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	48
PID 2320 wrote to memory of 2980	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	48
PID 2320 wrote to memory of 2980	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	48
PID 2320 wrote to memory of 2980	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	48
PID 2320 wrote to memory of 2268	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	50
PID 2320 wrote to memory of 2268	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	50
PID 2320 wrote to memory of 2268	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	50
PID 2320 wrote to memory of 2268	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	50
PID 2320 wrote to memory of 736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	52
PID 2320 wrote to memory of 736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	52
PID 2320 wrote to memory of 736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	52
PID 2320 wrote to memory of 736	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	52
PID 2320 wrote to memory of 2776	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	54
PID 2320 wrote to memory of 2776	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	54
PID 2320 wrote to memory of 2776	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	54
PID 2320 wrote to memory of 2776	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	54
PID 2320 wrote to memory of 2804	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	56
PID 2320 wrote to memory of 2804	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	56
PID 2320 wrote to memory of 2804	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	56
PID 2320 wrote to memory of 2804	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	56
PID 2320 wrote to memory of 2920	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	58
PID 2320 wrote to memory of 2920	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	58
PID 2320 wrote to memory of 2920	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	58
PID 2320 wrote to memory of 2920	2320	b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe	58

C:\Users\Admin\AppData\Local\Temp\b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe
"C:\Users\Admin\AppData\Local\Temp\b02c420e6f8a977cd254cd69281a7e8ce8026bda3fc594e1fc550c3b5e41565d.exe"
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
  2⤵
  PID:2480
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
  2⤵
  PID:3000
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
  2⤵
  PID:2652
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2548
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
  2⤵
  PID:2676
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
  2⤵
  PID:2860
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
  2⤵
  PID:2736
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2532
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
  2⤵
  PID:2508
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
  2⤵
  PID:2428
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
  2⤵
  PID:2980
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
  2⤵
  PID:2268
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
  2⤵
  PID:736
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
  2⤵
  PID:2776
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
  2⤵
  PID:2804
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
  2⤵
  PID:2920
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
  2⤵
  PID:472

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/2320-1-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2320-2-0x00000000004F0000-0x00000000005CD000-memory.dmp

Filesize
884KB

Download
memory/2320-3-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-4-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-6-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2320-7-0x00000000004F0000-0x00000000005CD000-memory.dmp

Filesize
884KB

Download
memory/2320-8-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-10-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-13-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-15-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-17-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download
memory/2320-19-0x0000000000400000-0x00000000004E2000-memory.dmp

Filesize
904KB

Download