General

  • Target

    6618325d64a870040b82fb73575ee669.bin

  • Size

    1.5MB

  • Sample

    240120-cl26jshgak

  • MD5

    6618325d64a870040b82fb73575ee669

  • SHA1

    5a7a92a76a832d7a5fc37577af8ebb7078cff6e2

  • SHA256

    8298df16c667b88f524bf2cbb79c7f1122fe0f1c95502c5a4e37fa69999affcb

  • SHA512

    641e2c1b6b4c0d1efa590511ead2f46154367a6a9a0a7ac3b7791e2f285214bd8b7ed2309b5c5e59c66475931a2f5245268f99e44f820ecd2bedbb2f6bd233c9

  • SSDEEP

    24576:JhvJVJdMJ7uLp3iEOwnBYnRIOzm3QHxumDWsWT+T6kcfTj4WEs4x8Ka23x:x3dXLp3iEOwnk8BmDCTdkcojxpx

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/866738169181372456/leUwW_rAYekiwOVhgk8WOe6mYy271-wPgyPdfdgGkW3LvRIrgaePX3yC-m_SGyjcPYeJ

Targets

    • Target

      6618325d64a870040b82fb73575ee669.bin

    • Size

      1.5MB

    • MD5

      6618325d64a870040b82fb73575ee669

    • SHA1

      5a7a92a76a832d7a5fc37577af8ebb7078cff6e2

    • SHA256

      8298df16c667b88f524bf2cbb79c7f1122fe0f1c95502c5a4e37fa69999affcb

    • SHA512

      641e2c1b6b4c0d1efa590511ead2f46154367a6a9a0a7ac3b7791e2f285214bd8b7ed2309b5c5e59c66475931a2f5245268f99e44f820ecd2bedbb2f6bd233c9

    • SSDEEP

      24576:JhvJVJdMJ7uLp3iEOwnBYnRIOzm3QHxumDWsWT+T6kcfTj4WEs4x8Ka23x:x3dXLp3iEOwnk8BmDCTdkcojxpx

    • 44Caliber

      An open source infostealer written in C#.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks