ytstealer | 6db5eb3d1d261624b6d27741641dea379653b3a3439db34858d83447eb88033e

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 08:05

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General

Target

6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe
Size

4.0MB
MD5

513bf71bf90ad5d2dcb89a45f8fb1751
SHA1

2fe88ed7c6d32008a1377cdc6391a41077155d4c
SHA256

6db5eb3d1d261624b6d27741641dea379653b3a3439db34858d83447eb88033e
SHA512

5035d554b60e85d1ea43f0b21dddceadfcb78927a5ab6872aad2ebb7bf2bb0c90f234fb23209f3575f331fe9cd8af6d69cb0b3ce68132d2b10ff94f6c1ec51fb

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/1392-54-0x00000000001A0000-0x0000000000F78000-memory.dmp	family_ytstealer
behavioral1/memory/1392-57-0x00000000001A0000-0x0000000000F78000-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/1392-54-0x00000000001A0000-0x0000000000F78000-memory.dmp	upx
behavioral1/memory/1392-57-0x00000000001A0000-0x0000000000F78000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
888	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
1392	6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe
1392	6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1392 wrote to memory of 888	1392	6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe	28
PID 1392 wrote to memory of 888	1392	6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe	28
PID 1392 wrote to memory of 888	1392	6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe	28
PID 888 wrote to memory of 1720	888	cmd.exe	30
PID 888 wrote to memory of 1720	888	cmd.exe	30
PID 888 wrote to memory of 1720	888	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe
"C:\Users\Admin\AppData\Local\Temp\6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1392
- 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\6DB5EB3D1D261624B6D27741641DEA379653B3A3439DB34858D83447EB88033E.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:888
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1720

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/1392-54-0x00000000001A0000-0x0000000000F78000-memory.dmp

Filesize
13.8MB

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memory/1392-57-0x00000000001A0000-0x0000000000F78000-memory.dmp

Filesize
13.8MB

Download