ytstealer | b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
31-08-2022 04:29

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General

Target

kladievv_v0.7b_ranis_windows_64.exe
Size

4.0MB
MD5

16ff8074ba61c2a46cdb6c72c2c6057d
SHA1

5e7c56085209a3190a2a831fffefdeef192a6b25
SHA256

b22daf5bfcbdcd0032f07a012e34ee6eb102203963b2f488dd1cf9d14b60550f
SHA512

674c22cee088d96d42d43aa7cbd7988c01318a211185be6767e43c50dbdf5e7f0dd9e65be123127744015e17c34415feef727a08f237e350ccd04068ce28ddce
SSDEEP

98304:6frhftGYPM0XYf+XVmWMscdmJ6DVAlyW7:6fZ3PMdf88dscd3Vhe

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/1628-54-0x0000000000FD0000-0x0000000001DA9000-memory.dmp	family_ytstealer
behavioral1/memory/1628-57-0x0000000000FD0000-0x0000000001DA9000-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/1628-54-0x0000000000FD0000-0x0000000001DA9000-memory.dmp	upx
behavioral1/memory/1628-57-0x0000000000FD0000-0x0000000001DA9000-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:

kladievv_v0.7b_ranis_windows_64.exe

pid process

1628 kladievv_v0.7b_ranis_windows_64.exe
1628 kladievv_v0.7b_ranis_windows_64.exe

pid	process
1628	kladievv_v0.7b_ranis_windows_64.exe
1628	kladievv_v0.7b_ranis_windows_64.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

kladievv_v0.7b_ranis_windows_64.execmd.exe

description	pid	process	target process
PID 1628 wrote to memory of 1052	1628	kladievv_v0.7b_ranis_windows_64.exe	cmd.exe
PID 1628 wrote to memory of 1052	1628	kladievv_v0.7b_ranis_windows_64.exe	cmd.exe
PID 1628 wrote to memory of 1052	1628	kladievv_v0.7b_ranis_windows_64.exe	cmd.exe
PID 1052 wrote to memory of 1304	1052	cmd.exe	choice.exe
PID 1052 wrote to memory of 1304	1052	cmd.exe	choice.exe
PID 1052 wrote to memory of 1304	1052	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\kladievv_v0.7b_ranis_windows_64.exe
"C:\Users\Admin\AppData\Local\Temp\kladievv_v0.7b_ranis_windows_64.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1628

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\kladievv_v0.7b_ranis_windows_64.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\system32\choice.exe
choice /C Y /N /D Y /T 0
3⤵
PID:1304

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/1052-55-0x0000000000000000-mapping.dmp

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memory/1304-56-0x0000000000000000-mapping.dmp

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memory/1628-54-0x0000000000FD0000-0x0000000001DA9000-memory.dmp

Filesize
13.8MB

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memory/1628-57-0x0000000000FD0000-0x0000000001DA9000-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