Overview

overview

10

Static

static

3

183db4a550...ed.exe

windows7-x64

10

183db4a550...ed.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    183db4a550be4d6c7008092966f142bd7da5c1425dbf6b6efc935311c20254ed

  • Size

    2.0MB

  • Sample

    240522-xbn66acd84

  • MD5

    e378859559b6525e7826e84db387d31f

  • SHA1

    24fd06b38af87b631e92fb4b3df96e29150f05dd

  • SHA256

    183db4a550be4d6c7008092966f142bd7da5c1425dbf6b6efc935311c20254ed

  • SHA512

    4e9a1f4ba6251aeb591edc12c78cc240b0e28cc7ed219bb459bdcaedfefc1d1280d27102fe34f3bba95ed3673f2ee9ca0991f2cc06dfe58716aad5e8f04027ce

  • SSDEEP

    49152:7QzHt472DLJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtBtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      183db4a550be4d6c7008092966f142bd7da5c1425dbf6b6efc935311c20254ed

    • Size

      2.0MB

    • MD5

      e378859559b6525e7826e84db387d31f

    • SHA1

      24fd06b38af87b631e92fb4b3df96e29150f05dd

    • SHA256

      183db4a550be4d6c7008092966f142bd7da5c1425dbf6b6efc935311c20254ed

    • SHA512

      4e9a1f4ba6251aeb591edc12c78cc240b0e28cc7ed219bb459bdcaedfefc1d1280d27102fe34f3bba95ed3673f2ee9ca0991f2cc06dfe58716aad5e8f04027ce

    • SSDEEP

      49152:7QzHt472DLJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtBtIuoITsdZ

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • 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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks