ytstealer | 8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c

Analysis

max time kernel
144s
max time network
183s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
30-08-2022 02:10

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General

Target

8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
Size

4.0MB
MD5

87a6f7b559ff3eaa4789313567f7b331
SHA1

d61df33e9a80ce68b4d17b49c8d9822a081aecf6
SHA256

8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c
SHA512

d25871d372b8b91883c422d5d690980893a4b60e7d433b383adc3a726baddf478bce828abd150a85bab01c3bdd182efe5d063bfd69090652d37cc417ee4f1ceb
SSDEEP

98304:Nv1wv7D8leVdvBmQc32rGeEw3Jn7GiLIfjD9TbF6wT7Q7S2V+:l1wv7DxTvBSAxEen7VYTbFzT7Q7

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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2380-123-0x0000000001110000-0x0000000001EE8000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2380-120-0x0000000001110000-0x0000000001EE8000-memory.dmp	upx
behavioral2/memory/2380-123-0x0000000001110000-0x0000000001EE8000-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 4 IoCs

Processes:

8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe

pid	process
2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.execmd.exe

description	pid	process	target process
PID 2380 wrote to memory of 4660	2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe	cmd.exe
PID 2380 wrote to memory of 4660	2380	8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe	cmd.exe
PID 4660 wrote to memory of 4912	4660	cmd.exe	choice.exe
PID 4660 wrote to memory of 4912	4660	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
"C:\Users\Admin\AppData\Local\Temp\8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2380

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\8e656eb57d8d6969fc7a40fb639efede124ad581a71fcb5bde94a944013f793c.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4660

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:4912

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/2380-120-0x0000000001110000-0x0000000001EE8000-memory.dmp

Filesize
13.8MB

Download
memory/2380-123-0x0000000001110000-0x0000000001EE8000-memory.dmp

Filesize
13.8MB

Download
memory/4660-121-0x0000000000000000-mapping.dmp

Download
memory/4912-122-0x0000000000000000-mapping.dmp

Download