ytstealer | 2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/08/2022, 22:18

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General

Target

2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe
Size

4.0MB
MD5

e4d3f5b6e53c0188e6ff2081b87cbd82
SHA1

a43c60c08f67a90aa6836d66de8bdf0179f4d9f8
SHA256

2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b
SHA512

9ea5c68a1e9cc8409efc41edac3cc282aa27bbae59cebf382347d2a2f824d06a284f07f6455ea3c35035d89f66434a1c1078f9d0560404f8257dc84d77afb060
SSDEEP

98304:+POnSi9y/6yhvKs71LA7zkr+kK9N3Kc+VMcOAcuStVih:+DiY/3R7RLJren3j+SXtVi

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/2016-54-0x0000000000D50000-0x0000000001B29000-memory.dmp	family_ytstealer
behavioral1/memory/2016-56-0x0000000000D50000-0x0000000001B29000-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/2016-54-0x0000000000D50000-0x0000000001B29000-memory.dmp	upx
behavioral1/memory/2016-56-0x0000000000D50000-0x0000000001B29000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
676	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
2016	2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe
2016	2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 676	2016	2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe	28
PID 2016 wrote to memory of 676	2016	2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe	28
PID 2016 wrote to memory of 676	2016	2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe	28
PID 676 wrote to memory of 328	676	cmd.exe	30
PID 676 wrote to memory of 328	676	cmd.exe	30
PID 676 wrote to memory of 328	676	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe
"C:\Users\Admin\AppData\Local\Temp\2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016
- 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\2f3c5db2ebcc3780f9507e572a26e332505905a1b9c9b3086e689ccbe463546b.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:676
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:328

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/2016-54-0x0000000000D50000-0x0000000001B29000-memory.dmp

Filesize
13.8MB

Download
memory/2016-56-0x0000000000D50000-0x0000000001B29000-memory.dmp

Filesize
13.8MB

Download