Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 02:19

General

  • Target

    2fe37b360b2266297431b3ca5857efd07ffdfe88630f402a75cf3c3252e03808.exe

  • Size

    303KB

  • MD5

    568d4673286ea9b9c70d7a68351f5071

  • SHA1

    bc45b7861276839bd565daa9c370722ddaee8969

  • SHA256

    2fe37b360b2266297431b3ca5857efd07ffdfe88630f402a75cf3c3252e03808

  • SHA512

    8d9eb7572c71bda79111b59bdd0e0fc4cec38d3bc591471269a2bf0655b13e82483d68b9fe4ff357176a36b27d7ae48361d052c0c8122e4572bef318b5acb0e1

  • SSDEEP

    6144:Y5hxT6MDdbICydeBvQ26i2dVTZy6TmA1D0y6z:Y5dY26i2vT4o1DQz

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1215365574050320435/Xs0uw6QCOgwmHxgulV8bRwClRHSPZDdcc_n9uVnaO_5U4aAeOP21GI-qx7kxwlSROYeG

Signatures

  • 44Caliber

    An open source infostealer written in C#.

  • 44Caliber family
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2fe37b360b2266297431b3ca5857efd07ffdfe88630f402a75cf3c3252e03808.exe
    "C:\Users\Admin\AppData\Local\Temp\2fe37b360b2266297431b3ca5857efd07ffdfe88630f402a75cf3c3252e03808.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1100-0-0x00007FFA4CE53000-0x00007FFA4CE55000-memory.dmp

    Filesize

    8KB

  • memory/1100-1-0x000002987F790000-0x000002987F7E2000-memory.dmp

    Filesize

    328KB

  • memory/1100-31-0x00007FFA4CE50000-0x00007FFA4D911000-memory.dmp

    Filesize

    10.8MB

  • memory/1100-32-0x00007FFA4CE50000-0x00007FFA4D911000-memory.dmp

    Filesize

    10.8MB