ytstealer | abcbc149f7caad29d2aa2319824554f5b8862ea4d2b6e9c6dae718407da8bd92

Analysis

max time kernel
40s
max time network
46s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
27-07-2022 06:33

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General

Target

ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe
Size

4.0MB
MD5

eda07d446b4e8f47207e92c0830aece5
SHA1

22856a9b19b6de9cdba9c3411e90af3b459553f0
SHA256

abcbc149f7caad29d2aa2319824554f5b8862ea4d2b6e9c6dae718407da8bd92
SHA512

10e2ff23e6dbd699f851caaad3a3511c4a4500df51f5a1271eced2574f5192441925b6fe78d7907ed82ed0d5a7685d75d24d41ea77df3cdebfe20bf21cbad6b8

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/884-54-0x0000000000CF0000-0x0000000001AC9000-memory.dmp	family_ytstealer
behavioral1/memory/884-57-0x0000000000CF0000-0x0000000001AC9000-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/884-54-0x0000000000CF0000-0x0000000001AC9000-memory.dmp	upx
behavioral1/memory/884-57-0x0000000000CF0000-0x0000000001AC9000-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:

ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe

pid	process
884	ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe
884	ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.execmd.exe

description	pid	process	target process
PID 884 wrote to memory of 1804	884	ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe	cmd.exe
PID 884 wrote to memory of 1804	884	ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe	cmd.exe
PID 884 wrote to memory of 1804	884	ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe	cmd.exe
PID 1804 wrote to memory of 668	1804	cmd.exe	choice.exe
PID 1804 wrote to memory of 668	1804	cmd.exe	choice.exe
PID 1804 wrote to memory of 668	1804	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe
"C:\Users\Admin\AppData\Local\Temp\ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:884
- 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\ABCBC149F7CAAD29D2AA2319824554F5B8862EA4D2B6E9C6DAE718407DA8BD92.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:668

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/668-56-0x0000000000000000-mapping.dmp

Download
memory/884-54-0x0000000000CF0000-0x0000000001AC9000-memory.dmp

Filesize
13.8MB

Download
memory/884-57-0x0000000000CF0000-0x0000000001AC9000-memory.dmp

Filesize
13.8MB

Download
memory/1804-55-0x0000000000000000-mapping.dmp

Download