ytstealer | 30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:34

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General

Target

30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe
Size

4.0MB
MD5

a35dde4d696eae7395a9770456a2f6d6
SHA1

5a351bb8cb5fc5e336faf84094af9aa7bfe12801
SHA256

30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9
SHA512

a4123d86ca313842ed343762319a0c69b4b8e06f29a47ea9cc0019fc4f6240ed7b997145f5b555daf03e22935015b2cc299f3df1bec338151735425b91ec3822
SSDEEP

98304:otzxFM8z4xO7C7hTV/V4OoOt6XsWE/wS:otzxFMo4V9V4OoE/

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/816-54-0x0000000000F50000-0x0000000001D19000-memory.dmp	family_ytstealer
behavioral1/memory/816-56-0x0000000000F50000-0x0000000001D19000-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/816-54-0x0000000000F50000-0x0000000001D19000-memory.dmp	upx
behavioral1/memory/816-56-0x0000000000F50000-0x0000000001D19000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1320 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

pid	process
1320	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe

pid	process
816	30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe
816	30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.execmd.exe

description	pid	process	target process
PID 816 wrote to memory of 1320	816	30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe	cmd.exe
PID 816 wrote to memory of 1320	816	30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe	cmd.exe
PID 816 wrote to memory of 1320	816	30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe	cmd.exe
PID 1320 wrote to memory of 636	1320	cmd.exe	choice.exe
PID 1320 wrote to memory of 636	1320	cmd.exe	choice.exe
PID 1320 wrote to memory of 636	1320	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe
"C:\Users\Admin\AppData\Local\Temp\30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:816

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\30db81495da8ed2569c3d3db00ad3f475b808b1384d8ac1374a30773b9164ed9.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:636

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/636-57-0x0000000000000000-mapping.dmp

Download
memory/816-54-0x0000000000F50000-0x0000000001D19000-memory.dmp

Filesize
13.8MB

Download
memory/816-56-0x0000000000F50000-0x0000000001D19000-memory.dmp

Filesize
13.8MB

Download
memory/1320-55-0x0000000000000000-mapping.dmp

Download