oski | eff6c4f339d6beb1bda4a6a3d60bd3979ccdcf67dd032c1b7dcfcb561a384acb

Analysis

max time kernel
103s
max time network
120s
platform
windows10_x64
resource
win10-en-20211104
submitted
16-11-2021 18:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Gxndweidebh_unp.ex.exe
Size

200KB
MD5

8f74b26609f3e2959d00c144c333562b
SHA1

70bfe386022f43d450ddbdab1c562e0da86d0532
SHA256

eff6c4f339d6beb1bda4a6a3d60bd3979ccdcf67dd032c1b7dcfcb561a384acb
SHA512

f00a05becff0eaa30ba007553593b4d35e567cf71210c4c1a945da98dfc9ba824ebcd9ffff19930ec50a89f64ad42c21dce244b9303b14994cfc05fa7be8c45b

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

Processes:

WerFault.exe

pid pid_target process target process

4376 4020 WerFault.exe Gxndweidebh_unp.ex.exe

pid	pid_target	process	target process
4376	4020	WerFault.exe	Gxndweidebh_unp.ex.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe
4376	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4376 WerFault.exe
Token: SeBackupPrivilege 4376 WerFault.exe
Token: SeDebugPrivilege 4376 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	4376	WerFault.exe
Token: SeBackupPrivilege	4376	WerFault.exe
Token: SeDebugPrivilege	4376	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Gxndweidebh_unp.ex.exe
"C:\Users\Admin\AppData\Local\Temp\Gxndweidebh_unp.ex.exe"
1⤵
PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 1260
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4376

Network

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads