44caliber | 8658029f6b2cd3a3b910b93268f32310569f2822d09c3e0e4a620a4898f234d1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-08-2024 12:16

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General

Target

0c3d8832405d8d7f4a04d73def58a210N.exe
Size

303KB
MD5

0c3d8832405d8d7f4a04d73def58a210
SHA1

b0016f87a778266044a9ae936016a20f96a01908
SHA256

8658029f6b2cd3a3b910b93268f32310569f2822d09c3e0e4a620a4898f234d1
SHA512

78b4759c0a6c926a82fbe1f7dc964776b4823d62765b54188507b83303398c283902bb50ced34a62988b92ac8ac704e122d7b84da3fde203761034860df0c9c5
SSDEEP

6144:TFcT6MDdbICydeBvtCikGW9KJj6bmA1D0i6c:TFK1CikGeK5g1DUc

Score

10^/10

44caliber credential_access spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1274733479803879525/t1lC-nq9RKFCwLmKBFLxp6j0oVIQKItj_zI_ZKLQrseJqINyeQd10azRTTLtAgEBdWsb

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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:

0c3d8832405d8d7f4a04d73def58a210N.exe

pid process

2096 0c3d8832405d8d7f4a04d73def58a210N.exe
2096 0c3d8832405d8d7f4a04d73def58a210N.exe
2096 0c3d8832405d8d7f4a04d73def58a210N.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0c3d8832405d8d7f4a04d73def58a210N.exe

description pid process

Token: SeDebugPrivilege 2096 0c3d8832405d8d7f4a04d73def58a210N.exe

pid	process
2096	0c3d8832405d8d7f4a04d73def58a210N.exe
2096	0c3d8832405d8d7f4a04d73def58a210N.exe
2096	0c3d8832405d8d7f4a04d73def58a210N.exe

description	pid	process
Token: SeDebugPrivilege	2096	0c3d8832405d8d7f4a04d73def58a210N.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0c3d8832405d8d7f4a04d73def58a210N.exe

description	pid	process	target process
PID 2096 wrote to memory of 2556	2096	0c3d8832405d8d7f4a04d73def58a210N.exe	WerFault.exe
PID 2096 wrote to memory of 2556	2096	0c3d8832405d8d7f4a04d73def58a210N.exe	WerFault.exe
PID 2096 wrote to memory of 2556	2096	0c3d8832405d8d7f4a04d73def58a210N.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\0c3d8832405d8d7f4a04d73def58a210N.exe
"C:\Users\Admin\AppData\Local\Temp\0c3d8832405d8d7f4a04d73def58a210N.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2096 -s 1044
  2⤵
  PID:2556

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/2096-0-0x000007FEF5EA3000-0x000007FEF5EA4000-memory.dmp

Filesize
4KB

Download
memory/2096-1-0x0000000000D40000-0x0000000000D92000-memory.dmp

Filesize
328KB

Download
memory/2096-19-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2096-20-0x000007FEF5EA3000-0x000007FEF5EA4000-memory.dmp

Filesize
4KB

Download
memory/2096-21-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download