44caliber | 9e84d874ccf9ab7a3959c442928029571d1382a997ef76afca3ef9a12a16543b

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 09:05

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General

Target

Insidious (1).exe
Size

303KB
MD5

c2aa5c9d7b5ff911e22255081dcd991c
SHA1

22d2d8232ba5c3aa91ff5afc3592a4714e03249f
SHA256

9e84d874ccf9ab7a3959c442928029571d1382a997ef76afca3ef9a12a16543b
SHA512

141ccd14cd6fbb43219c530fb20f29eca59fdfeea55fe631fae69ded6a662c08f7ea634f779f015780e32412f6a2dd21638ace83529fa41728d501158ad8cd8b
SSDEEP

6144:Wv1T6MDdbICydeBxbf0G3aLpbwsG6bmA1D0Kml:WvD10G3alsNg1Dcl

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discordapp.com/api/webhooks/1239267922594103386/cJc3zwAObMx-1WV-HMX9of02O5QVNorkr4T9vAaYBfVmddGmj406b-kTsMGF0n8o8ovf

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
Reads user/profile data of web browsers 2 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
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

Processes:

Insidious (1).exe

pid process

2648 Insidious (1).exe
2648 Insidious (1).exe
2648 Insidious (1).exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Insidious (1).exe

description pid process

Token: SeDebugPrivilege 2648 Insidious (1).exe

pid	process
2648	Insidious (1).exe
2648	Insidious (1).exe
2648	Insidious (1).exe

description	pid	process
Token: SeDebugPrivilege	2648	Insidious (1).exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Insidious (1).exe

description	pid	process	target process
PID 2648 wrote to memory of 2612	2648	Insidious (1).exe	WerFault.exe
PID 2648 wrote to memory of 2612	2648	Insidious (1).exe	WerFault.exe
PID 2648 wrote to memory of 2612	2648	Insidious (1).exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Insidious (1).exe
"C:\Users\Admin\AppData\Local\Temp\Insidious (1).exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2648 -s 1216
2⤵
PID:2612

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2648-0-0x000007FEF5A73000-0x000007FEF5A74000-memory.dmp

Filesize
4KB

Download
memory/2648-1-0x00000000012C0000-0x0000000001312000-memory.dmp

Filesize
328KB

Download
memory/2648-19-0x000007FEF5A70000-0x000007FEF645C000-memory.dmp

Filesize
9.9MB

Download
memory/2648-20-0x000007FEF5A73000-0x000007FEF5A74000-memory.dmp

Filesize
4KB

Download
memory/2648-21-0x000007FEF5A70000-0x000007FEF645C000-memory.dmp

Filesize
9.9MB

Download