General

  • Target

    cad08e451d55430d75c26f822b2a2b1b

  • Size

    463KB

  • Sample

    231220-r2cyxsggd6

  • MD5

    cad08e451d55430d75c26f822b2a2b1b

  • SHA1

    b86360aa685f4376381292d8564333142dee73e0

  • SHA256

    35b49b5014f2f16bc9565866e1d3394b39eefe7462d671ebc4c1b3c61dce30a2

  • SHA512

    121dd30c33e9792cd99e031cac5eb07b77ddea688658dfe6e0087409fd3377c23e2ecacbe07e8a64856bb625f62954874a2709fb4f3e274829ca6b3a22981c7c

  • SSDEEP

    12288:D8oHBAoI2UUfwt53D3NPEXkh18ICbTLOIX:goHBAF5r3DMkhXCbTSIX

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/894942702326677514/imJ4lUzTMjTxjg87EEJcDzxrAj6U6amcp4yRwcfUvSVVePmrzxPj_IrqfdM_lnSBl-27

Targets

    • Target

      cad08e451d55430d75c26f822b2a2b1b

    • Size

      463KB

    • MD5

      cad08e451d55430d75c26f822b2a2b1b

    • SHA1

      b86360aa685f4376381292d8564333142dee73e0

    • SHA256

      35b49b5014f2f16bc9565866e1d3394b39eefe7462d671ebc4c1b3c61dce30a2

    • SHA512

      121dd30c33e9792cd99e031cac5eb07b77ddea688658dfe6e0087409fd3377c23e2ecacbe07e8a64856bb625f62954874a2709fb4f3e274829ca6b3a22981c7c

    • SSDEEP

      12288:D8oHBAoI2UUfwt53D3NPEXkh18ICbTLOIX:goHBAF5r3DMkhXCbTSIX

    • 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

    • Reads user/profile data of web browsers

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

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