ytstealer | 96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f

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 02:11

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General

Target

96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe
Size

4.0MB
MD5

0da0ee55db6452d7c04516452cd9ec13
SHA1

47383338923070c3631f1822ac99b0fe179d0267
SHA256

96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f
SHA512

d0c2efcc55c8f82412d594c866f058663c0e74c0e2ac2550c7cc06223bb4ee98746a1ed05280902ea03597f8508f6a12844dcf6ba560e79293113acf440fd7c9
SSDEEP

98304:Xi6as3yQQi4Hyn3Bec5kM1hHTBxBNTlCL/m3B:XLDPQ1ejq0HHvlt3

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/1080-54-0x0000000000A10000-0x00000000017D8000-memory.dmp	family_ytstealer
behavioral1/memory/1080-57-0x0000000000A10000-0x00000000017D8000-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/1080-54-0x0000000000A10000-0x00000000017D8000-memory.dmp	upx
behavioral1/memory/1080-57-0x0000000000A10000-0x00000000017D8000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

852 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
852	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe

pid	process
1080	96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe
1080	96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.execmd.exe

description	pid	process	target process
PID 1080 wrote to memory of 852	1080	96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe	cmd.exe
PID 1080 wrote to memory of 852	1080	96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe	cmd.exe
PID 1080 wrote to memory of 852	1080	96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe	cmd.exe
PID 852 wrote to memory of 268	852	cmd.exe	choice.exe
PID 852 wrote to memory of 268	852	cmd.exe	choice.exe
PID 852 wrote to memory of 268	852	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe
"C:\Users\Admin\AppData\Local\Temp\96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1080

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\96b8b08cc8a90b652e91e551b8d2cb7bf2eec2a73a07897e7ca388a25162866f.exe
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:852

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:268

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/268-56-0x0000000000000000-mapping.dmp

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memory/852-55-0x0000000000000000-mapping.dmp

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memory/1080-54-0x0000000000A10000-0x00000000017D8000-memory.dmp

Filesize
13.8MB

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memory/1080-57-0x0000000000A10000-0x00000000017D8000-memory.dmp

Filesize
13.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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