ytstealer | 5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52

Analysis

max time kernel
44s
max time network
50s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 01:49

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General

Target

5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe
Size

4.0MB
MD5

4bfc574d33adc8f1338efc458332abf3
SHA1

b19fea82232343239776997398871648673cfd6a
SHA256

5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52
SHA512

5dfcbc60b7e104236cf4f6d2734452ad78361bac9c0ebcb0af37d157b1b8b72f1b54448b7cf743be452c4074f85ab126cd8b3b1d424f81b6024f35d0877a8034
SSDEEP

98304:YQgmjyQJ3l9xYCEn3M/PYVd7CLQgDjPQqV/5ya:1EQFl9xtEAulGRDjoqJ5

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/1972-54-0x0000000000B30000-0x00000000018F9000-memory.dmp	family_ytstealer
behavioral1/memory/1972-57-0x0000000000B30000-0x00000000018F9000-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/1972-54-0x0000000000B30000-0x00000000018F9000-memory.dmp	upx
behavioral1/memory/1972-57-0x0000000000B30000-0x00000000018F9000-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:

5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe

pid	process
1972	5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe
1972	5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.execmd.exe

description	pid	process	target process
PID 1972 wrote to memory of 876	1972	5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe	cmd.exe
PID 1972 wrote to memory of 876	1972	5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe	cmd.exe
PID 1972 wrote to memory of 876	1972	5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe	cmd.exe
PID 876 wrote to memory of 524	876	cmd.exe	choice.exe
PID 876 wrote to memory of 524	876	cmd.exe	choice.exe
PID 876 wrote to memory of 524	876	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe
"C:\Users\Admin\AppData\Local\Temp\5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1972

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\5b08e063218b4594107fc3df89fdd21856df8c30578968f0918d8e1b0e059a52.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:876

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:524

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/524-56-0x0000000000000000-mapping.dmp

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memory/876-55-0x0000000000000000-mapping.dmp

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memory/1972-54-0x0000000000B30000-0x00000000018F9000-memory.dmp

Filesize
13.8MB

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memory/1972-57-0x0000000000B30000-0x00000000018F9000-memory.dmp

Filesize
13.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads