ytstealer | dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c

Analysis

max time kernel
51s
max time network
181s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
15-09-2022 03:35

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General

Target

dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
Size

4.0MB
MD5

148e1ad6541bab2335689bcdbf1f1c90
SHA1

373d281dbe13538bebb3abf728f9e8530f1e3de1
SHA256

dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c
SHA512

fb4aca6054b7a334831e3c17e60709de73ee081c006daf81945bdc0219c8b22c1871f4ad1185fd1fa141ca482a891ee5aab5405eb8def4b2f88c53b02ed03207
SSDEEP

98304:2emOBBB+kSDxxOMp8AtZhhM1eirpfvXAWxDD3g/vq2qoDMkN:22BBD6OMptZhhMZtfvXbxDD3MLqBk

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
behavioral2/memory/4760-120-0x0000000000F40000-0x0000000001D18000-memory.dmp	family_ytstealer
behavioral2/memory/4760-123-0x0000000000F40000-0x0000000001D18000-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/4760-120-0x0000000000F40000-0x0000000001D18000-memory.dmp	upx
behavioral2/memory/4760-123-0x0000000000F40000-0x0000000001D18000-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:

dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe

pid	process
4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.execmd.exe

description	pid	process	target process
PID 4760 wrote to memory of 2420	4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe	cmd.exe
PID 4760 wrote to memory of 2420	4760	dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe	cmd.exe
PID 2420 wrote to memory of 4548	2420	cmd.exe	choice.exe
PID 2420 wrote to memory of 4548	2420	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
"C:\Users\Admin\AppData\Local\Temp\dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4760
- 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\dd7f8279647853a150bd3ee08925d4c079de2acb210db8dec09a1fad53248a1c.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4548

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/2420-121-0x0000000000000000-mapping.dmp

Download
memory/4548-122-0x0000000000000000-mapping.dmp

Download
memory/4760-120-0x0000000000F40000-0x0000000001D18000-memory.dmp

Filesize
13.8MB

Download
memory/4760-123-0x0000000000F40000-0x0000000001D18000-memory.dmp

Filesize
13.8MB

Download