oski | a1fb5c784bc7054210483191ef7a6c47da443b4283442de4eb0d297bce669751

Analysis

max time kernel
90s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2023 05:36

Target

c927fbf0a308f0a52924210896ab4efa.exe
Size

200KB
MD5

c927fbf0a308f0a52924210896ab4efa
SHA1

6e139eeb5094862192d5f260b2a62beec9b910f4
SHA256

a1fb5c784bc7054210483191ef7a6c47da443b4283442de4eb0d297bce669751
SHA512

801ec93cc41051deb1c07818f0935c8b0c087bcf9971e1c43dd1745a0556f6b52ea34f02dfd2d508c95a1ea4f19a3695545cf42c40fefe464c01a9997aa4c3de
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fI21Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNj1Ljo3c

Score

10^/10

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

Processes:

WerFault.exe

pid pid_target process target process

2760 1212 WerFault.exe c927fbf0a308f0a52924210896ab4efa.exe

pid	pid_target	process	target process
2760	1212	WerFault.exe	c927fbf0a308f0a52924210896ab4efa.exe

C:\Users\Admin\AppData\Local\Temp\c927fbf0a308f0a52924210896ab4efa.exe
"C:\Users\Admin\AppData\Local\Temp\c927fbf0a308f0a52924210896ab4efa.exe"
1⤵
PID:1212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 1348
2⤵
- Program crash
PID:2760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1212 -ip 1212
1⤵
PID:1492

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

Discovery

Lateral Movement

Collection

Data from Local System

Exfiltration

Command and Control

Impact