General

  • Target

    file.exe

  • Size

    7.3MB

  • Sample

    230209-f1zwhsea32

  • MD5

    58cb96288d8ada838c2187dc9bd21fae

  • SHA1

    56da68afe24c9d93ed7f0153c6550e5a357c0ba6

  • SHA256

    a02fc41c21e5cf0aa8919198cb3dc7e93bbbf7fb0b6ae8bc4c97332818b0dde1

  • SHA512

    010c64a79c90aefdbd1190e2b032cb601f588cb384ad6246c5dc454ed888225dd2792e7a6ab90cbadec286e340b98635a230e6a9230b92479981514ab022dbdf

  • SSDEEP

    196608:91O8S2nXipTV2dErfoR7lfYhhKesL/QOtP7uvBr+jFq7F:3O5Yifm7lfWhKesL/QYDArQq7F

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.3MB

    • MD5

      58cb96288d8ada838c2187dc9bd21fae

    • SHA1

      56da68afe24c9d93ed7f0153c6550e5a357c0ba6

    • SHA256

      a02fc41c21e5cf0aa8919198cb3dc7e93bbbf7fb0b6ae8bc4c97332818b0dde1

    • SHA512

      010c64a79c90aefdbd1190e2b032cb601f588cb384ad6246c5dc454ed888225dd2792e7a6ab90cbadec286e340b98635a230e6a9230b92479981514ab022dbdf

    • SSDEEP

      196608:91O8S2nXipTV2dErfoR7lfYhhKesL/QOtP7uvBr+jFq7F:3O5Yifm7lfWhKesL/QYDArQq7F

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • 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.

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Tasks