ytstealer | 4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd

Analysis

max time kernel
229s
max time network
297s
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, 01:43

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General

Target
4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
Size 4.0MB
Sample220830-b5ry9aaaam
SHA256 4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd
MD5 ceb960702991dd014f338793ac08615a
SHA1 cfcf9af9fd3015279d29b2e8f8e2dd0c0884fb5a
SHA512 5ff6e6a82d03a64a342c1d29af5eef137b9ebd515f0c01613bf9eddf2dd5da9ba4af2cbfb3154b56c9351372c6e9716adc3b9ea0692b1dd8050fef4b74c6de4d
SSDEEP 98304:UgSFMDZvZLVH5b3FON1vbXSwm2vE7gjk14CczPUTEMIOoUG4erhgvdr+3qX7:ZUMlZLDrcN1vbCwvvYggytPDtOoUG4XL
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 2 IoCs

resource	yara_rule
behavioral2/memory/4820-120-0x00000000008A0000-0x0000000001679000-memory.dmp	family_ytstealer
behavioral2/memory/4820-122-0x00000000008A0000-0x0000000001679000-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/4820-120-0x00000000008A0000-0x0000000001679000-memory.dmp	upx
behavioral2/memory/4820-122-0x00000000008A0000-0x0000000001679000-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
4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 4884	4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe	67
PID 4820 wrote to memory of 4884	4820	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe	67
PID 4884 wrote to memory of 4964	4884	cmd.exe	69
PID 4884 wrote to memory of 4964	4884	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
"C:\Users\Admin\AppData\Local\Temp\4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4820
- 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\4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4884
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4964

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/4820-120-0x00000000008A0000-0x0000000001679000-memory.dmp

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memory/4820-122-0x00000000008A0000-0x0000000001679000-memory.dmp

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