General

  • Target

    Request For Qoutation and Company Profile for.exe

  • Size

    832KB

  • Sample

    220812-gv4g7ahedn

  • MD5

    5be68e2fdd151ab51beb125c8796d3ac

  • SHA1

    4eaf09cda6d4ce743b2aa5b274cb66b6a58f7f4f

  • SHA256

    b1d3c9d99b280d0b6c75efbf271254f8081cf947b77d51ff8fa9fa67e61e6513

  • SHA512

    ca7a46b577c48e3ae8b86bd62b8a364ca085464823ec8f32c6f630d13cd9bc9db75de9c74ec7c2aa5ad45cc4c5bf3e41f16732b0b6502ae0dc0b074b788430cd

Malware Config

Extracted

Family

oski

C2

gconnect.pro

Targets

    • Target

      Request For Qoutation and Company Profile for.exe

    • Size

      832KB

    • MD5

      5be68e2fdd151ab51beb125c8796d3ac

    • SHA1

      4eaf09cda6d4ce743b2aa5b274cb66b6a58f7f4f

    • SHA256

      b1d3c9d99b280d0b6c75efbf271254f8081cf947b77d51ff8fa9fa67e61e6513

    • SHA512

      ca7a46b577c48e3ae8b86bd62b8a364ca085464823ec8f32c6f630d13cd9bc9db75de9c74ec7c2aa5ad45cc4c5bf3e41f16732b0b6502ae0dc0b074b788430cd

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks