Overview

overview

10

Static

static

10

1a5f9f3c15...45.exe

windows7_x64

10

1a5f9f3c15...45.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    120s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    09-03-2022 07:47

Sharing

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General

  • Target

    1a5f9f3c155e3382195e5dda8f67f208d7000ccc55eeda38b3985d3b222cfc45.exe

  • Size

    241KB

  • MD5

    a7a5fc0cf0af80549e622bb61dff0b95

  • SHA1

    265b7989300a9b818304335141e9b1962bd1892f

  • SHA256

    1a5f9f3c155e3382195e5dda8f67f208d7000ccc55eeda38b3985d3b222cfc45

  • SHA512

    d67f5cb65007b53f58453269ef5f91f430f241e48aa7ee695b5a56dc9b6a9fba478a8afba8bd8dc2a5f785464c089bf7e43ecd7c400ee7a12278f81a54573f90

Score
10/10
jesterfikuscodestealer

Malware Config

Extracted

Family

jester

Botnet

FikusCode

C2

http://jesterdcuxzbey4xvlwwheoecpltru5be2mzuk4w7a7nrhckdjjhrbyd.onion/report/FikusCode

https://api.anonfiles.com/upload?token=d26d620842507144
Mutex

46378331-3729-449c-9a03-94f385d10a9c

Attributes
  • license_key

    D1F0DE359CBD562CCF9326AEEEA8E64E

Signatures

  • Jester

    Jester is an information stealer malware written in C#.

    stealerjester
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a5f9f3c155e3382195e5dda8f67f208d7000ccc55eeda38b3985d3b222cfc45.exe
    "C:\Users\Admin\AppData\Local\Temp\1a5f9f3c155e3382195e5dda8f67f208d7000ccc55eeda38b3985d3b222cfc45.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1620

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1620-55-0x000007FEF5930000-0x000007FEF631C000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/1620-56-0x00000000010A0000-0x00000000010E2000-memory.dmp

    Filesize

    264KB

    Download

  • memory/1620-57-0x000000001ABB0000-0x000000001ABB2000-memory.dmp

    Filesize

    8KB

    Download