44caliber | 226270f50c49bb830c26fea7aa4bdc98cc8543d5878227e0eaea717973bc0742

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/03/2025, 14:51

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General

Target

Setup.exe
Size

303KB
MD5

a7c46d89223aae0247743ad157d5bb99
SHA1

30d8138399a6ab984f6587dc59a5a872c3028b98
SHA256

226270f50c49bb830c26fea7aa4bdc98cc8543d5878227e0eaea717973bc0742
SHA512

6a439332ba8add9fb64c14232010793dbca3455743f73755980549fbf45137d4082e4158db9813b3e9489e47f55353869f1e58f9d425181aa11121cab534b922
SSDEEP

6144:tJFT6MDdbICydeB7jAm6XWjV/N5e6rmA1D0dQw:tJzXAm6XWh/CQ1Ddw

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1248020250486902824/TkMj5f9npQC-r0dbczquh_D_SL4JTnEoHzVZ8lmRNJKNQq_i_S5ue4Gli64qNfMQUz7T

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
44Caliber family
44caliber
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1568	Setup.exe
1568	Setup.exe
1568	Setup.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1568	Setup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2364	1568	Setup.exe	30
PID 1568 wrote to memory of 2364	1568	Setup.exe	30
PID 1568 wrote to memory of 2364	1568	Setup.exe	30

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1568 -s 1188
  2⤵
  PID:2364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1568-0-0x000007FEF5BD3000-0x000007FEF5BD4000-memory.dmp

Filesize
4KB

Download
memory/1568-1-0x0000000000240000-0x0000000000292000-memory.dmp

Filesize
328KB

Download
memory/1568-6-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp

Filesize
9.9MB

Download
memory/1568-20-0x000007FEF5BD0000-0x000007FEF65BC000-memory.dmp

Filesize
9.9MB

Download