44caliber | f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/03/2025, 03:38

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General

Target

f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe
Size

303KB
MD5

e02387da889815329b76650141579a95
SHA1

93bb424c70dc741bb6b248d2b9035eeb26b5fb13
SHA256

f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd
SHA512

2715436700ca0fd185f69f90fecd6b5b8b3e2386260f9533fb70b280433dd7f6b97c6089361fe6e8ce733a8b4b90610266cac06952fa6a29074cdf72fedbd458
SSDEEP

6144:yv1T6MDdbICydeBxbf0G3aLpbwsCwvmA1D0h8Jl:yvD10G3alstW1DFJl

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1349107907471609938/ryDHij2m7lX3y2BsfcEqrdcyg5cAB6Mox5Qpkc5glH5mS5EMBSpcCYjIgriqI1v4xyfz

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
2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe
2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe
2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2576	2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe	30
PID 2876 wrote to memory of 2576	2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe	30
PID 2876 wrote to memory of 2576	2876	f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe	30

C:\Users\Admin\AppData\Local\Temp\f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe
"C:\Users\Admin\AppData\Local\Temp\f3795384c7620193ee7b3fb71ba91ccba94c4b4c4d01530577f705df7e7f60dd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2876 -s 1188
  2⤵
  PID:2576

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/2876-0-0x000007FEF5FB3000-0x000007FEF5FB4000-memory.dmp

Filesize
4KB

Download
memory/2876-1-0x0000000000090000-0x00000000000E2000-memory.dmp

Filesize
328KB

Download
memory/2876-21-0x000007FEF5FB0000-0x000007FEF699C000-memory.dmp

Filesize
9.9MB

Download
memory/2876-22-0x000007FEF5FB0000-0x000007FEF699C000-memory.dmp

Filesize
9.9MB

Download