ytstealer | 4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd

Analysis

max time kernel
46s
max time network
51s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-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
behavioral1/memory/556-54-0x0000000001090000-0x0000000001E69000-memory.dmp	family_ytstealer
behavioral1/memory/556-57-0x0000000001090000-0x0000000001E69000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/556-54-0x0000000001090000-0x0000000001E69000-memory.dmp	upx
behavioral1/memory/556-57-0x0000000001090000-0x0000000001E69000-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 2 IoCs

pid	Process
556	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe
556	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 1752	556	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe	27
PID 556 wrote to memory of 1752	556	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe	27
PID 556 wrote to memory of 1752	556	4a0800698528e4d9808db95df7e28fe5a9a8e042427ddd59a95947a086693dcd.exe	27
PID 1752 wrote to memory of 1860	1752	cmd.exe	29
PID 1752 wrote to memory of 1860	1752	cmd.exe	29
PID 1752 wrote to memory of 1860	1752	cmd.exe	29

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:556
- 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:1752
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1860

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

Replay Monitor

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Downloads

memory/556-54-0x0000000001090000-0x0000000001E69000-memory.dmp

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memory/556-57-0x0000000001090000-0x0000000001E69000-memory.dmp

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