ytstealer | 17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313

Analysis

max time kernel
46s
max time network
51s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:21

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General

Target

17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe
Size

4.0MB
MD5

95423820e2bc7a0ef8602c07dde7a34a
SHA1

7fb10f16a87f5612b4802f26d9c5167870586bc2
SHA256

17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313
SHA512

27e3b1a3f754940e1448841f95387d8796bf9a443676e7b08d1ceda904cf47432dea49684b68de83b682a9a87d58ee39afffe4b8b731bb1b29f90f29b0cf5e36
SSDEEP

98304:FdAB6Y3iEIqQVtWrelbW88nsLYrx6+rUjIE+N3LIEWyG:dY3mqQ8yb6hdLIEWd

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/556-54-0x0000000000220000-0x0000000000FE8000-memory.dmp	family_ytstealer
behavioral1/memory/556-57-0x0000000000220000-0x0000000000FE8000-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/556-54-0x0000000000220000-0x0000000000FE8000-memory.dmp	upx
behavioral1/memory/556-57-0x0000000000220000-0x0000000000FE8000-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:

17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe

pid	process
556	17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe
556	17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.execmd.exe

description	pid	process	target process
PID 556 wrote to memory of 1752	556	17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe	cmd.exe
PID 556 wrote to memory of 1752	556	17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe	cmd.exe
PID 556 wrote to memory of 1752	556	17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe	cmd.exe
PID 1752 wrote to memory of 1860	1752	cmd.exe	choice.exe
PID 1752 wrote to memory of 1860	1752	cmd.exe	choice.exe
PID 1752 wrote to memory of 1860	1752	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe
"C:\Users\Admin\AppData\Local\Temp\17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:556

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\17e48a16902d1efdfff02e5c2535b0c8c5f25eb4540ac0f7940955bb7e53a313.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1860

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/556-54-0x0000000000220000-0x0000000000FE8000-memory.dmp

Filesize
13.8MB

Download
memory/556-57-0x0000000000220000-0x0000000000FE8000-memory.dmp

Filesize
13.8MB

Download
memory/1752-55-0x0000000000000000-mapping.dmp

Download
memory/1860-56-0x0000000000000000-mapping.dmp

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