ytstealer | f16394a45abd07b0b55567433611e4abeb3521e4870c9bd117e60a4038c86d8c

Analysis

max time kernel
45s
max time network
48s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 08:22

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General

Target

F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe
Size

4.0MB
MD5

934c2936029b64ab1aaf6234924ef34f
SHA1

3b44adb55a34a07eee4bb75d011828b1132ac600
SHA256

f16394a45abd07b0b55567433611e4abeb3521e4870c9bd117e60a4038c86d8c
SHA512

b252918cc3e661c9fa86ab8878ebe296e516a2613f2ec272298b19a0e3cdb9d8acf596c5bafca4c03635d4bbf5edbf910899d21ac36fa93d1d3d3403e4cbf0db

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/908-54-0x00000000012C0000-0x0000000002088000-memory.dmp	family_ytstealer
behavioral1/memory/908-57-0x00000000012C0000-0x0000000002088000-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/908-54-0x00000000012C0000-0x0000000002088000-memory.dmp	upx
behavioral1/memory/908-57-0x00000000012C0000-0x0000000002088000-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
908	F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe
908	F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 1068	908	F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe	30
PID 908 wrote to memory of 1068	908	F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe	30
PID 908 wrote to memory of 1068	908	F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe	30
PID 1068 wrote to memory of 468	1068	cmd.exe	28
PID 1068 wrote to memory of 468	1068	cmd.exe	28
PID 1068 wrote to memory of 468	1068	cmd.exe	28

C:\Users\Admin\AppData\Local\Temp\F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe
"C:\Users\Admin\AppData\Local\Temp\F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:908
- 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\F16394A45ABD07B0B55567433611E4ABEB3521E4870C9BD117E60A4038C86D8C.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1068

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
1⤵
PID:468

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/908-54-0x00000000012C0000-0x0000000002088000-memory.dmp

Filesize
13.8MB

Download
memory/908-57-0x00000000012C0000-0x0000000002088000-memory.dmp

Filesize
13.8MB

Download