ytstealer | 21430cffb7045cdbecee6e57e94e3146776f0f5f366975b151a780ea6d6bf3a3

Analysis

max time kernel
248s
max time network
43s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
12-08-2022 06:56

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General

Target

21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe
Size

4.0MB
MD5

7986a261ce0af84ff5eebeb527a4f2e3
SHA1

3a5e6906fe63867bd538d4eebe6a9e358d0c2bdc
SHA256

21430cffb7045cdbecee6e57e94e3146776f0f5f366975b151a780ea6d6bf3a3
SHA512

2261f064746c6a7cc0214a9d850cc6538ad6517bffbe242c4cbe4d379f291165e090e123f6e8a02da28f0adb44b6f072e6ab9052f105085cbbf2eac2c87c30f1

Score

10^/10

ytstealer spyware stealer upx

Malware Config

Signatures

YTStealer
YTStealer is a malware designed to steal YouTube authentication cookies.
stealer ytstealer

YTStealer payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1524-54-0x00000000001B0000-0x0000000000FC2000-memory.dmp	family_ytstealer
behavioral1/memory/1524-55-0x00000000001B0000-0x0000000000FC2000-memory.dmp	family_ytstealer
behavioral1/memory/1524-64-0x00000000001B0000-0x0000000000FC2000-memory.dmp	family_ytstealer

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1524-54-0x00000000001B0000-0x0000000000FC2000-memory.dmp	upx
behavioral1/memory/1524-55-0x00000000001B0000-0x0000000000FC2000-memory.dmp	upx
behavioral1/memory/1524-64-0x00000000001B0000-0x0000000000FC2000-memory.dmp	upx

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
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1740 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1740 powershell.exe

pid	process
1740	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1740	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe

description	pid	process	target process
PID 1524 wrote to memory of 1740	1524	21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe	powershell.exe
PID 1524 wrote to memory of 1740	1524	21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe	powershell.exe
PID 1524 wrote to memory of 1740	1524	21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe
"C:\Users\Admin\AppData\Local\Temp\21430CFFB7045CDBECEE6E57E94E3146776F0F5F366975B151A780EA6D6BF3A3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell "" "Get-WmiObject Win32_PortConnector"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1740

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/1524-54-0x00000000001B0000-0x0000000000FC2000-memory.dmp

Filesize
14.1MB

Download
memory/1524-55-0x00000000001B0000-0x0000000000FC2000-memory.dmp

Filesize
14.1MB

Download
memory/1524-64-0x00000000001B0000-0x0000000000FC2000-memory.dmp

Filesize
14.1MB

Download
memory/1740-56-0x0000000000000000-mapping.dmp

Download
memory/1740-57-0x000007FEFC3B1000-0x000007FEFC3B3000-memory.dmp

Filesize
8KB

Download
memory/1740-58-0x000007FEF3B90000-0x000007FEF45B3000-memory.dmp

Filesize
10.1MB

Download
memory/1740-60-0x00000000027E4000-0x00000000027E7000-memory.dmp

Filesize
12KB

Download
memory/1740-59-0x000007FEF3030000-0x000007FEF3B8D000-memory.dmp

Filesize
11.4MB

Download
memory/1740-61-0x000000001B750000-0x000000001BA4F000-memory.dmp

Filesize
3.0MB

Download
memory/1740-62-0x00000000027E4000-0x00000000027E7000-memory.dmp

Filesize
12KB

Download
memory/1740-63-0x00000000027EB000-0x000000000280A000-memory.dmp

Filesize
124KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads