ytstealer | 2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6

Analysis

max time kernel
165s
max time network
182s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
30/08/2022, 01:28

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General

Target
2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
Size 4.0MB
Sample220830-bv61esaha8
SHA256 2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6
MD5 ea914f2309b04f7a061e41cccaa95b20
SHA1 d251f0ed55f5bcf928d5290e80d2551bc267a47c
SHA512 72129505f858d29bfe3751a1023a6618e2c22665d190dec7c3f89d81a7aa829a2837c32dd5959f92dbe2349d761521b73be2ec1480a14393b69d0f421582f03e
SSDEEP 98304:2MyqrmCQHoreoTsTmkGg127/LfvcArtO10knVRPr+znIHEgTjXo4NP9K:ZNQlzmg27/jkmtERPr+ANfXo4b
MD5 SHA1 SHA512 SSDEEP

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 1 IoCs

resource	yara_rule
behavioral2/memory/1788-123-0x00000000011F0000-0x0000000001FC9000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-120-0x00000000011F0000-0x0000000001FC9000-memory.dmp	upx
behavioral2/memory/1788-123-0x00000000011F0000-0x0000000001FC9000-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 4 IoCs

pid	Process
1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 4992	1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe	67
PID 1788 wrote to memory of 4992	1788	2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe	67
PID 4992 wrote to memory of 5004	4992	cmd.exe	69
PID 4992 wrote to memory of 5004	4992	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
"C:\Users\Admin\AppData\Local\Temp\2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\2844e85a36a29a037eaf1273133b7a83f65c6db637443568703f0052dc7cb1c6.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4992
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:5004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1788-120-0x00000000011F0000-0x0000000001FC9000-memory.dmp

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memory/1788-123-0x00000000011F0000-0x0000000001FC9000-memory.dmp

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