Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 23:48

General

  • Target

    2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe

  • Size

    606KB

  • MD5

    59123841ec7ab6b96cce25007768d602

  • SHA1

    97d9974813a885ce0427e95a821aec36308534fd

  • SHA256

    2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33

  • SHA512

    959504d40a506f9c7a3aff0d00116f5e6c690be51d7deda85ce45917c1b5c91cb4ec59e257bd2fa66b518f2c291ce9dc2217c49b2925008b1bb2cc4d4abccfbc

  • SSDEEP

    12288:QZo9wqaX9lAytIcWlkhfMZVJt3uITOI7RxKPgcMQolSIBxzQQUpCW31R:ZaX9lAytIclhEJkIT7igcNjIB5Qgw

Malware Config

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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
    "C:\Users\Admin\AppData\Local\Temp\2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\44\Process.txt

    Filesize

    278B

    MD5

    1357232bf43d13b6c747d89269606d4e

    SHA1

    ca60f9f4e66ae29e5e42b9a090843164ae52a97a

    SHA256

    fa17fdba9f99d079fa10e6de88956432911137b7cb98a8d10aa3b690664de7bd

    SHA512

    24982dd76cc4b4e306df046a747c28b6c0bb2f700ae70e6b669d01ca23981f63c40121e8b84ac046f575da32bc031a44a4a952554899da86ac8cdea8117f559a

  • C:\ProgramData\44\Process.txt

    Filesize

    490B

    MD5

    63f3b6444ac808057107c3e845b8682d

    SHA1

    8fad5d204c5e88195e55d90528f97c5d8daa3981

    SHA256

    44280d58112b1717d28583a3d72433626b7c027d3831ce9f45e45319962b7fe3

    SHA512

    3e273580c6be0487571f16c443cd53f5e0e8792d2661d01944a6968e38c5dee978309c52e940198813227ff7644eb7df4a18ae75350b5fa607dd54522b3c0dbb

  • memory/2328-0-0x000007FEF5EE3000-0x000007FEF5EE4000-memory.dmp

    Filesize

    4KB

  • memory/2328-1-0x00000000010E0000-0x000000000117E000-memory.dmp

    Filesize

    632KB

  • memory/2328-2-0x000000001AE50000-0x000000001AF3A000-memory.dmp

    Filesize

    936KB

  • memory/2328-3-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2328-4-0x000007FEF5EE0000-0x000007FEF68CC000-memory.dmp

    Filesize

    9.9MB

  • memory/2328-54-0x000007FEF5EE0000-0x000007FEF68CC000-memory.dmp

    Filesize

    9.9MB