44caliber | f65ead2486253fc8f1ffb85322d3af078c3f0b59569e3ded89de0f510226015d

Analysis

max time kernel
94s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 07:48

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General

Target

a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
Size

253KB
MD5

a6baa421094ae5561400c553c662bd17
SHA1

7b049e54295e2816f33c53304d4b53b8b1a31a27
SHA256

f65ead2486253fc8f1ffb85322d3af078c3f0b59569e3ded89de0f510226015d
SHA512

fbbf4f3f9d3f5ef7e802601b9b125b46e54df1fc6c56ac6a08e98adef0518b2be845655b27d123a68f3647cfb4ce2014f005feeb618facf5bd440d21d1d03b83
SSDEEP

3072:XA7eUAkUo7+CJ+qppsXMpwJBzh3DGcZGGl6tj5rVgLZfzUGWg7w2zp1bCaKdOJ3K:weUAo5TxGJBzlGSGGEZgLxxEuCD

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/875024811489906738/CpyWbrHIQGqh718u5276J6WiFHZNZUgiY72o4Syy8xUjuJKn8uAQ0JGDBq6sXWEbGAnY

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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	freegeoip.app
4	freegeoip.app

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3252	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
3252	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
3252	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
3252	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3252	a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6baa421094ae5561400c553c662bd17_JaffaCakes118.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3252

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
731B

MD5
8b16ba16e68e302458711dcbfc5d3d40

SHA1
a24df5d639909d1dd04f193770dee0b4ad162bdf

SHA256
51dd99237fd130992491671703f3c842e3a81d50f2830ad1174c3c0cbdb9855d

SHA512
9b5a34bc3c8766476ab7a4c4f6c88751990aaae31d10af12cdad717a884ee29ca97faf994a537b3b1071c7af0f3c7bdfd37cb61eb9884ce01214fce44989b159

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
1KB

MD5
b70a0db37709a69745a1ecaf865961c3

SHA1
0119d85763b6933dd9274243bb17bc80d58d350b

SHA256
6bf8b9457922d3dab871dc4da32f46abf3a3e31cac38c424cc9c86bfb2e307f5

SHA512
44ad00074f0a0f5372e44c76b66a17d533047f0b5df6ab42e3ef4b7e0e0f08021f7eb55dc4eb316e34b535f99e135e3fe27edc9ca27c09df05c78e8f087f0139

Download Submit
memory/3252-0-0x00007FFEFB173000-0x00007FFEFB175000-memory.dmp

Filesize
8KB

Download
memory/3252-1-0x00000000002B0000-0x00000000002F6000-memory.dmp

Filesize
280KB

Download
memory/3252-18-0x00007FFEFB170000-0x00007FFEFBC31000-memory.dmp

Filesize
10.8MB

Download
memory/3252-118-0x00007FFEFB170000-0x00007FFEFBC31000-memory.dmp

Filesize
10.8MB

Download