outsteel | 9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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

Processes:

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe

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

Processes:

resource	yara_rule
behavioral2/memory/3068-2-0x00000000027D0000-0x00000000028AD000-memory.dmp	autoit_exe
behavioral2/memory/3068-3-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-4-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-7-0x00000000027D0000-0x00000000028AD000-memory.dmp	autoit_exe
behavioral2/memory/3068-8-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-10-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-12-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-14-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-16-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe
behavioral2/memory/3068-19-0x0000000000400000-0x0000000000A87000-memory.dmp	autoit_exe

Suspicious use of WriteProcessMemory 51 IoCs

Processes:

9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe

description	pid	Process	procid_target
PID 3068 wrote to memory of 864	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	88
PID 3068 wrote to memory of 864	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	88
PID 3068 wrote to memory of 864	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	88
PID 3068 wrote to memory of 1216	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	90
PID 3068 wrote to memory of 1216	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	90
PID 3068 wrote to memory of 1216	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	90
PID 3068 wrote to memory of 1824	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	92
PID 3068 wrote to memory of 1824	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	92
PID 3068 wrote to memory of 1824	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	92
PID 3068 wrote to memory of 3152	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	94
PID 3068 wrote to memory of 3152	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	94
PID 3068 wrote to memory of 3152	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	94
PID 3068 wrote to memory of 3120	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	96
PID 3068 wrote to memory of 3120	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	96
PID 3068 wrote to memory of 3120	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	96
PID 3068 wrote to memory of 5028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	98
PID 3068 wrote to memory of 5028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	98
PID 3068 wrote to memory of 5028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	98
PID 3068 wrote to memory of 3576	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	100
PID 3068 wrote to memory of 3576	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	100
PID 3068 wrote to memory of 3576	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	100
PID 3068 wrote to memory of 2028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	102
PID 3068 wrote to memory of 2028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	102
PID 3068 wrote to memory of 2028	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	102
PID 3068 wrote to memory of 3804	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	104
PID 3068 wrote to memory of 3804	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	104
PID 3068 wrote to memory of 3804	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	104
PID 3068 wrote to memory of 1836	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	106
PID 3068 wrote to memory of 1836	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	106
PID 3068 wrote to memory of 1836	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	106
PID 3068 wrote to memory of 1412	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	108
PID 3068 wrote to memory of 1412	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	108
PID 3068 wrote to memory of 1412	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	108
PID 3068 wrote to memory of 560	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	110
PID 3068 wrote to memory of 560	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	110
PID 3068 wrote to memory of 560	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	110
PID 3068 wrote to memory of 2380	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	112
PID 3068 wrote to memory of 2380	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	112
PID 3068 wrote to memory of 2380	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	112
PID 3068 wrote to memory of 3112	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	114
PID 3068 wrote to memory of 3112	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	114
PID 3068 wrote to memory of 3112	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	114
PID 3068 wrote to memory of 2464	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	116
PID 3068 wrote to memory of 2464	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	116
PID 3068 wrote to memory of 2464	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	116
PID 3068 wrote to memory of 1320	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	118
PID 3068 wrote to memory of 1320	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	118
PID 3068 wrote to memory of 1320	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	118
PID 3068 wrote to memory of 5084	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	122
PID 3068 wrote to memory of 5084	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	122
PID 3068 wrote to memory of 5084	3068	9917c962b7e0a36592c4740d193adbd31bc1eae748d2b441e77817d648487cff.exe	122

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:3068
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.doc" /S /B /A
  2⤵
  PID:864
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pdf" /S /B /A
  2⤵
  PID:1216
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppt" /S /B /A
  2⤵
  PID:1824
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:3152
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.xl" /S /B /A
  2⤵
  PID:3120
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.csv" /S /B /A
  2⤵
  PID:5028
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rtf" /S /B /A
  2⤵
  PID:3576
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.dot" /S /B /A
  2⤵
  PID:2028
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.mdb" /S /B /A
  2⤵
  PID:3804
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.accdb" /S /B /A
  2⤵
  PID:1836
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pot" /S /B /A
  2⤵
  PID:1412
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.pps" /S /B /A
  2⤵
  PID:560
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.ppa" /S /B /A
  2⤵
  PID:2380
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.rar" /S /B /A
  2⤵
  PID:3112
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.zip" /S /B /A
  2⤵
  PID:2464
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.tar" /S /B /A
  2⤵
  PID:1320
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /U /C DIR "\Users\Admin\*.7z" /S /B /A
  2⤵
  PID:5084

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

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Downloads

memory/3068-1-0x0000000000AA0000-0x0000000000BA0000-memory.dmp

Filesize
1024KB

Download
memory/3068-2-0x00000000027D0000-0x00000000028AD000-memory.dmp

Filesize
884KB

Download
memory/3068-3-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-4-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-5-0x0000000000AA0000-0x0000000000BA0000-memory.dmp

Filesize
1024KB

Download
memory/3068-7-0x00000000027D0000-0x00000000028AD000-memory.dmp

Filesize
884KB

Download
memory/3068-8-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-10-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-12-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-14-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-16-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download
memory/3068-19-0x0000000000400000-0x0000000000A87000-memory.dmp

Filesize
6.5MB

Download