jester | 90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6 | Triage

Analysis

max time kernel
100s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
09-03-2022 07:48

Sharing

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General

Target

90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6.exe
Size

241KB
MD5

93aed712d65a859382c95cc3a0964580
SHA1

22b769c81e516e07f9dde158358d3b2fdfd247f2
SHA256

90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6
SHA512

cf5caff870d45cbe6e124bba8eac4a86416400bba611075f99480a1f615cb0fa8c0257e624825b41826ee1569f4a89f0effa93e5efb8af987cca254f22252812

Score

10^/10

jester fikuscode stealer

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#.
stealer jester
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6.exe

description pid process

Token: SeDebugPrivilege 3012 90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6.exe

C:\Users\Admin\AppData\Local\Temp\90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6.exe
"C:\Users\Admin\AppData\Local\Temp\90c45c20b5a6c279916b4cab9a1abecc662e1fa547fe700aa415d9f685654ba6.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3012

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3012-130-0x0000013921E50000-0x0000013921E92000-memory.dmp

Filesize
264KB

Download
memory/3012-132-0x000001393DAC0000-0x000001393DAC2000-memory.dmp

Filesize
8KB

Download
memory/3012-131-0x00007FFFD0A90000-0x00007FFFD1551000-memory.dmp

Filesize
10.8MB

Download