ytstealer | 4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/08/2022, 01:45

Target

4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe
Size

4.0MB
MD5

bb95e4fc983c8aca5f0dd8d05ecf1d70
SHA1

41abd3f03ec4c5944cb820f432b320611d94aed9
SHA256

4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb
SHA512

f6a13f1acb62d1d4064d9b090742e713abd6c4f14bdb8d499609255001fc40033cab26d82f8254fd2f4a6429581edcb759b6fb8ed797bd3e9bc89394825d8171
SSDEEP

98304:esaFeKilMjHPQh72wtWi0Amv/8U6bQorIBK0HCE/jsON5tQgcfz:e1FhilMjHPQ1JQi0FH8UUIBK0HbsShcr

Score

10^/10

YTStealer
YTStealer is a malware designed to steal YouTube authentication cookies.
stealer ytstealer

YTStealer payload 2 IoCs

resource	yara_rule
behavioral1/memory/1960-54-0x0000000001020000-0x0000000001DF8000-memory.dmp	family_ytstealer
behavioral1/memory/1960-57-0x0000000001020000-0x0000000001DF8000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral1/memory/1960-54-0x0000000001020000-0x0000000001DF8000-memory.dmp	upx
behavioral1/memory/1960-57-0x0000000001020000-0x0000000001DF8000-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

pid	Process
1960	4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe
1960	4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 276	1960	4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe	29
PID 1960 wrote to memory of 276	1960	4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe	29
PID 1960 wrote to memory of 276	1960	4e4b837d44e4183046f30ffd78bf32a92851250f8ce12cc1f314c600397075bb.exe	29
PID 276 wrote to memory of 308	276	cmd.exe	31
PID 276 wrote to memory of 308	276	cmd.exe	31
PID 276 wrote to memory of 308	276	cmd.exe	31

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

memory/1960-54-0x0000000001020000-0x0000000001DF8000-memory.dmp

Filesize
13.8MB

Download
memory/1960-57-0x0000000001020000-0x0000000001DF8000-memory.dmp

Filesize
13.8MB

Download