oski | c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274

Analysis

max time kernel
44s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
24-01-2023 11:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe
Size

200KB
MD5

32796b5ab01af3bb6585ac7c2f31402f
SHA1

c7456b083fcac2b5995c3a1621c2a508d55154bf
SHA256

c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274
SHA512

03c2b772084d73bd5532eac1232e18d5b12c4474872d0283a7413ff64f6401b830d91755f050411951efcd3e59520a8b9955d454ea8d3791df535342863b0d6e
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fIf1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNO1Ljo3c

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
1632	2028	WerFault.exe	25

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 1632	2028	c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe	28
PID 2028 wrote to memory of 1632	2028	c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe	28
PID 2028 wrote to memory of 1632	2028	c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe	28
PID 2028 wrote to memory of 1632	2028	c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe	28

C:\Users\Admin\AppData\Local\Temp\c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe
"C:\Users\Admin\AppData\Local\Temp\c86f5effa03017eb59c8b9d6f25359c8a97b36b4d0f782b4749fc3a74cd68274.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2028 -s 1000
  2⤵
  - Program crash
  PID:1632

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/2028-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download