oski | 101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992

Analysis

max time kernel
37s
max time network
39s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
22-01-2023 13:00

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General

Target

101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe
Size

200KB
MD5

94ea010aa2b385b5ad3d8d71f7704a2e
SHA1

912c31ced158c7200deb830fc16f2d6aa7687e32
SHA256

101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992
SHA512

8178bcad1a2d512b6b769c3e3b421e85d5941533e182bc2c15e6f69a827b6b97603b6c29864904005cc578fbe960ee2da8df3f221644a6771f5cb9ef893e0a6f
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fI81Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNJ1Ljo3c

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
1212	1144	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 1212	1144	101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe	31
PID 1144 wrote to memory of 1212	1144	101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe	31
PID 1144 wrote to memory of 1212	1144	101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe	31
PID 1144 wrote to memory of 1212	1144	101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe	31

C:\Users\Admin\AppData\Local\Temp\101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe
"C:\Users\Admin\AppData\Local\Temp\101d608d893ed193835cd04b4d06a79960032fb703c5268e910dd4880c53a992.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 792
  2⤵
  - Program crash
  PID:1212

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

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Downloads

memory/1144-54-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

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