Behavioral Report

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06-12-2022 15:14

Target

527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe
Size

200KB
MD5

841cc2a1b0b7bd037d7ce4bff9a067df
SHA1

904525e4b5599227fd1860bda78962b87ccee2a9
SHA256

527081e5de003c6dbbef8aafccdf3648e7624a55b79fcfa642dd9ef7e838e995
SHA512

e4116ed6117d3346029cecd15832dca1a4491776af0e8566910dd3f38fb18d0e5fdbfd595ec677411a5a327eebba67e03aec781cfa428358d2ecd259c4df1f8d
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fId1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pN41Ljo3c

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

1000 1112 WerFault.exe 527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe

pid	pid_target	process	target process
1000	1112	WerFault.exe	527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe

description	pid	process	target process
PID 1112 wrote to memory of 1000	1112	527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe	WerFault.exe
PID 1112 wrote to memory of 1000	1112	527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe	WerFault.exe
PID 1112 wrote to memory of 1000	1112	527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe	WerFault.exe
PID 1112 wrote to memory of 1000	1112	527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe
"C:\Users\Admin\AppData\Local\Temp\527081E5DE003C6DBBEF8AAFCCDF3648E7624A55B79FC.exe"
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 768
- Program crash
PID:1000

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

00:00 00:00

memory/1000-55-0x0000000000000000-mapping.dmp

Download
memory/1112-54-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download