oski | 4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70

Analysis

max time kernel
43s
max time network
48s
platform
windows7_x64
resource
win7-20220414-en
submitted
12/07/2022, 09:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe
Size

224KB
MD5

1627230e72f02d43b9018b1f4a94dec0
SHA1

9e25ba88dde302b1e10d8b8983711c20bff07e4e
SHA256

4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70
SHA512

ac4f68e163b8fd253728614383dd67f3aa8ffc0a937086f358abc514e6a60e680848020a7094fc13bca94e92649b88c9d12751d3282330f6f44cc3a26b8d04ad

Score

10^/10

oski infostealer spyware stealer

Malware Config

Signatures

Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
580	1808	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 580	1808	4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe	31
PID 1808 wrote to memory of 580	1808	4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe	31
PID 1808 wrote to memory of 580	1808	4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe	31
PID 1808 wrote to memory of 580	1808	4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe	31

C:\Users\Admin\AppData\Local\Temp\4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe
"C:\Users\Admin\AppData\Local\Temp\4b6c775d7fb678a0ad13a1de72f95e3bb26364748cd152365bc57295e9eaea70.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 792
  2⤵
  - Program crash
  PID:580

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

Loading Replay Monitor...

Downloads

memory/1808-54-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download