General

  • Target

    bd984516356e068f7f2c8a39b5b8fa1b.exe

  • Size

    600KB

  • Sample

    210421-wg6m8wryxj

  • MD5

    bd984516356e068f7f2c8a39b5b8fa1b

  • SHA1

    d532ee12d064df86d06aabda7a46209aebcb47fe

  • SHA256

    297b63c9a2234802d3710e70a2c9f19aeaa5e3d42101196619741b6b55ab3fce

  • SHA512

    c7b40aaa68f40cc3e07b3ed0888a5263dfc006ecb506761e78ddf2cc2b308fc48cefec3c2dfa8cb50e021a08eec59d4cb2a0b0dba8928ce62a4278a41a25d7e9

Malware Config

Targets

    • Target

      bd984516356e068f7f2c8a39b5b8fa1b.exe

    • Size

      600KB

    • MD5

      bd984516356e068f7f2c8a39b5b8fa1b

    • SHA1

      d532ee12d064df86d06aabda7a46209aebcb47fe

    • SHA256

      297b63c9a2234802d3710e70a2c9f19aeaa5e3d42101196619741b6b55ab3fce

    • SHA512

      c7b40aaa68f40cc3e07b3ed0888a5263dfc006ecb506761e78ddf2cc2b308fc48cefec3c2dfa8cb50e021a08eec59d4cb2a0b0dba8928ce62a4278a41a25d7e9

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks