ytstealer | 54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220414-en
submitted
12/07/2022, 02:08

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General

Target

54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe
Size

4.0MB
MD5

75ee3bb0a1b6eb046aeec79eda7f401b
SHA1

eaea935d6bdea870576c5eb4d6530b9824c927c3
SHA256

54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655
SHA512

e7251f2311bb49618aa468d5a879f02810bf89652449eb1d7d55bde09d6a56a7bb37468346321706cc4e68186c791758ce96fa641ae800133b038a87d9e94986

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/2024-54-0x00000000009D0000-0x0000000001799000-memory.dmp	family_ytstealer
behavioral1/memory/2024-57-0x00000000009D0000-0x0000000001799000-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/2024-54-0x00000000009D0000-0x0000000001799000-memory.dmp	upx
behavioral1/memory/2024-57-0x00000000009D0000-0x0000000001799000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
664	cmd.exe

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
2024	54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe
2024	54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 664	2024	54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe	28
PID 2024 wrote to memory of 664	2024	54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe	28
PID 2024 wrote to memory of 664	2024	54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe	28
PID 664 wrote to memory of 980	664	cmd.exe	30
PID 664 wrote to memory of 980	664	cmd.exe	30
PID 664 wrote to memory of 980	664	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe
"C:\Users\Admin\AppData\Local\Temp\54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2024
- 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\54745bb64d8ceee10de529a681df3ec02b7adf95f6b9836d9034395a5b9e2655.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:664
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:980

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/2024-54-0x00000000009D0000-0x0000000001799000-memory.dmp

Filesize
13.8MB

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memory/2024-57-0x00000000009D0000-0x0000000001799000-memory.dmp

Filesize
13.8MB

Download