ytstealer | c8eb102c1e6c7053fc13ccfba225967de93aad98f6e196cb3d2993a2c2561ab1

Analysis

max time kernel
41s
max time network
45s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
20/07/2022, 08:09

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General

Target

C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe
Size

4.0MB
MD5

cd9fbd4ff095452f930a81105f2540e2
SHA1

690eb532bc2c98ba6634d99dfe35114fdead8f73
SHA256

c8eb102c1e6c7053fc13ccfba225967de93aad98f6e196cb3d2993a2c2561ab1
SHA512

3c2e0e6aacd0df6d8b170ab1cde6e85e806e3c7fd15831f9f8af2c6378e3e4e6ca4c43bbacbe5b754ebcfc2c224933080f7884a5ec02128502a7112b99de83b1

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/1028-54-0x0000000000AA0000-0x0000000001868000-memory.dmp	family_ytstealer
behavioral1/memory/1028-57-0x0000000000AA0000-0x0000000001868000-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/1028-54-0x0000000000AA0000-0x0000000001868000-memory.dmp	upx
behavioral1/memory/1028-57-0x0000000000AA0000-0x0000000001868000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
1760	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
1028	C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe
1028	C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1028 wrote to memory of 1760	1028	C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe	29
PID 1028 wrote to memory of 1760	1028	C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe	29
PID 1028 wrote to memory of 1760	1028	C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe	29
PID 1760 wrote to memory of 764	1760	cmd.exe	31
PID 1760 wrote to memory of 764	1760	cmd.exe	31
PID 1760 wrote to memory of 764	1760	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe
"C:\Users\Admin\AppData\Local\Temp\C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1028
- 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\C8EB102C1E6C7053FC13CCFBA225967DE93AAD98F6E196CB3D2993A2C2561AB1.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:764

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/1028-54-0x0000000000AA0000-0x0000000001868000-memory.dmp

Filesize
13.8MB

Download
memory/1028-57-0x0000000000AA0000-0x0000000001868000-memory.dmp

Filesize
13.8MB

Download