oski | 1d1162aee2c0449d7108d57133fc0f320d86c515285f29538feecb665401aa72

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 02:27

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General

Target

2025-01-04_b91ff67f0d64fca39222fc9ca3e432b8_karagany_mafia.exe
Size

200KB
MD5

b91ff67f0d64fca39222fc9ca3e432b8
SHA1

af4b7c8c33e9a3c1c43d1965117bbaf26ddf3dde
SHA256

1d1162aee2c0449d7108d57133fc0f320d86c515285f29538feecb665401aa72
SHA512

1dbe151185f76a99d622ec0db11e3c0989f639209bd8555bc0d8e7d4f2162dff54fb0cb5c84f57fa34fbd111b30f88f6b52ddd13d6a74cbcb6db70984bc44826
SSDEEP

3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fIv1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNS1Ljo3c

Score

10^/10

oski discovery infostealer spyware stealer

Malware Config

Signatures

Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
Oski family
oski
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3028	2068	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-04_b91ff67f0d64fca39222fc9ca3e432b8_karagany_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-04_b91ff67f0d64fca39222fc9ca3e432b8_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-04_b91ff67f0d64fca39222fc9ca3e432b8_karagany_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2068
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 1852
  2⤵
  - Program crash
  PID:3028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2068 -ip 2068
1⤵
PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\msvcp140.dll

Filesize
2KB

MD5
1ebc6999f6f2a92d3246b78cd6747075

SHA1
600edfe990001e052b8dd5a6cb230a326eafa624

SHA256
3dc59f9a637e6d9fef8bf0c3056acec168c38481b0669dcd10ff0bd4bf303466

SHA512
6addfc15786760e6ee683d329b8867805be3e5d4feeba7a8da072d4c8bcea7d6d18df3d07903ab6c874b88a259ef7881e09f551ddf9b5edac2880b07dfd369ac

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