oski

General

Target
2b4a1bcc464360c350c05bf9fbb18ce3.exe
Size 224KB
Sample210503-cdt1f3d9te
SHA256 37f87d9529b496054bc82c319a8908fc82f7704a7de3bc0353a6474995aa02e3
MD5 2b4a1bcc464360c350c05bf9fbb18ce3
SHA1 62ddaabfa34733a114afd3668c29feaf9dc96502
SHA512 a230b489936b0c1b90922f9e49f02bf8addf605923ba0b5e92633ee93fd34eec6f479e4e995ddb6149aae461d262d396d5d20bf45e88f41a8f14bb762d9c420f
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Family

oski

C2

31.210.20.238

Targets

- Target
  2b4a1bcc464360c350c05bf9fbb18ce3.exe
- Size 224KB
- SHA256 37f87d9529b496054bc82c319a8908fc82f7704a7de3bc0353a6474995aa02e3
- MD5 2b4a1bcc464360c350c05bf9fbb18ce3
- SHA1 62ddaabfa34733a114afd3668c29feaf9dc96502
- SHA512 a230b489936b0c1b90922f9e49f02bf8addf605923ba0b5e92633ee93fd34eec6f479e4e995ddb6149aae461d262d396d5d20bf45e88f41a8f14bb762d9c420f
- MD5 SHA1 SHA512
Score

10^/10

oski discovery infostealer spyware stealer
- Oski
  Oski is an infostealer targeting browser data, crypto wallets.
  infostealer oski
- Downloads MZ/PE file
- Deletes itself
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

Downloads MZ/PE file

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2