ytstealer | 86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 02:07

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General

Target

86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe
Size

4.0MB
MD5

2aa9bbb5dfb8a9e4f43d837678bbba32
SHA1

a3f5c88e1b1a00f619a844e3acc3b0522827460e
SHA256

86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e
SHA512

9199505c1034371aa40c7897d03e4b1bee9571ea2129b0b3ae3fefd600e0199e11eb39b9c357bc1fe50ec93a7c0593d0ba88485bed492271a01886f1993e01ac
SSDEEP

98304:tmS04ZDOdjtOfrR9cPDl6GpVM5KJtklsFICNxDKDhe0Q5r6MRgPzdLS0:4T4tkjtOfrypHpVM5KglsFICUhfsgPz

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

Processes:

resource	yara_rule
behavioral1/memory/1808-54-0x0000000000210000-0x0000000000FE8000-memory.dmp	family_ytstealer
behavioral1/memory/1808-57-0x0000000000210000-0x0000000000FE8000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1808-54-0x0000000000210000-0x0000000000FE8000-memory.dmp	upx
behavioral1/memory/1808-57-0x0000000000210000-0x0000000000FE8000-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

Processes:

86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

pid	process
1808	86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe
1808	86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.execmd.exe

description	pid	process	target process
PID 1808 wrote to memory of 1988	1808	86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe	cmd.exe
PID 1808 wrote to memory of 1988	1808	86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe	cmd.exe
PID 1808 wrote to memory of 1988	1808	86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe	cmd.exe
PID 1988 wrote to memory of 1152	1988	cmd.exe	choice.exe
PID 1988 wrote to memory of 1152	1988	cmd.exe	choice.exe
PID 1988 wrote to memory of 1152	1988	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe
"C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1808

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\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1152

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/1152-56-0x0000000000000000-mapping.dmp

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memory/1808-54-0x0000000000210000-0x0000000000FE8000-memory.dmp

Filesize
13.8MB

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memory/1808-57-0x0000000000210000-0x0000000000FE8000-memory.dmp

Filesize
13.8MB

Download
memory/1988-55-0x0000000000000000-mapping.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads