jester | 48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e | Triage

Analysis

max time kernel
4294183s
max time network
140s
platform
windows7_x64
resource
win7-20220223-en
submitted
09-03-2022 07:47

Sharing

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General

Target

48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e.exe
Size

241KB
MD5

b70e701f83e627f6b425cc3955625869
SHA1

75cbf4cf19a0908bec80729becbc9f513d51ee23
SHA256

48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e
SHA512

a638f1bfbfb817471731a01809b16e995a35f3f9ff105c7130955b9838ec7f525fbaf07712d0fb6061c5f2865c61a979be25a163e9aa96b4853cd1986ee79539

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:

48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e.exe

description pid process

Token: SeDebugPrivilege 1080 48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e.exe

C:\Users\Admin\AppData\Local\Temp\48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e.exe
"C:\Users\Admin\AppData\Local\Temp\48e2a946a501787936ea194cc029e29bcd6049d4a954b616f91bccf7188b3b0e.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1080

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1080-54-0x00000000003C0000-0x0000000000402000-memory.dmp

Filesize
264KB

Download
memory/1080-56-0x000000001AEC0000-0x000000001AEC2000-memory.dmp

Filesize
8KB

Download
memory/1080-55-0x000007FEF5C10000-0x000007FEF65FC000-memory.dmp

Filesize
9.9MB

Download