ytstealer | 17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d

Analysis

max time kernel
165s
max time network
179s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
15/09/2022, 03:23

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General

Target
17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
Size 4.0MB
Sample220915-dxmexafeej
SHA256 17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d
MD5 c1637f5ef73ebcb8cc14a2e3ca18d5b8
SHA1 c031c68176ce10c6a37a898b315c9e140e5c9d55
SHA512 b3c523c1959e200154e1cbc164c42ae141012bb23897f80dd03bfa50729be757f0f051346454eca7b12b8c1d244267d3bc24948cda08d2830dd65844d65ffcbc
SSDEEP 98304:n+QTI0+o+5jU+kbXyhGwzqd91b+H0c+NFB:NIG+BUt6qd9p+Hf+l
MD5 SHA1 SHA512 SSDEEP

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

resource	yara_rule
behavioral2/memory/2652-116-0x0000000000A80000-0x0000000001849000-memory.dmp	family_ytstealer
behavioral2/memory/2652-118-0x0000000000A80000-0x0000000001849000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2652-116-0x0000000000A80000-0x0000000001849000-memory.dmp	upx
behavioral2/memory/2652-118-0x0000000000A80000-0x0000000001849000-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

pid	Process
2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2392	2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe	67
PID 2652 wrote to memory of 2392	2652	17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe	67
PID 2392 wrote to memory of 4952	2392	cmd.exe	69
PID 2392 wrote to memory of 4952	2392	cmd.exe	69

C:\Users\Admin\AppData\Local\Temp\17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
"C:\Users\Admin\AppData\Local\Temp\17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2652
- 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\17b2b9fea9e177b9a6bc33a3d2979e704c3e4ebdd3aa164b324a7e682f91994d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:4952

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

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Downloads

memory/2652-116-0x0000000000A80000-0x0000000001849000-memory.dmp

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memory/2652-118-0x0000000000A80000-0x0000000001849000-memory.dmp

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