44caliber | f8158de1bdae482f1550ec4dce629a83fe36855cdbbe3b83df25f92cea93b4eb

Analysis

max time kernel
96s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 01:40

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General

Target

084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
Size

274KB
MD5

084b0e0d9ba4905509b88aae7371d9ce
SHA1

588f931ea58470b55b54cb68f0439d77bf3ace00
SHA256

f8158de1bdae482f1550ec4dce629a83fe36855cdbbe3b83df25f92cea93b4eb
SHA512

cf62e7c76e1aac4f7190b124c0957650946c9e14f9c1a8b84540d77a938713cf6b23584adcd56761bb217a0828266ab7b05f5c461e48997284a965e443ee5f77
SSDEEP

6144:pf+BLtABPDdtNoC56e3zJKiNp41V6GIeyXiRA1D0Vtd:ntqe3zJK6Y69eyXH1Dod

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/874203276105646101/5nzbSE8EceBOwJOrwMPVirH8jtpIQeEz0qVvjd8kcIpKCmQx_CmuWLlLT2qSd2VvURKc

Signatures

44Caliber
An open source infostealer written in C#.
stealer 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
2	freegeoip.app
3	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	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4648	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
4648	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
4648	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
4648	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4648	084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce_JaffaCakes118.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648

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

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Downloads

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

Filesize
741B

MD5
c17d8e6c2dc0bbafab2707e39fc01ef8

SHA1
0efdfbfe81bd4a6b259dc17df312064f3fd1c38e

SHA256
cee64e3a236084aa18c9a2941f3af7ecc483070858a01ae1950fc4070fec2b2d

SHA512
83831b04961674037d21f88b9431994e7efc873607f7bdf9821760473a911d5099f03f0ed57e2f3abf2a719a76b7763a8447c2c699087d2a60d6e34a6966c62e

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

Filesize
1KB

MD5
7c674cb6c3cd3b1e95c07ec0ebec6fb8

SHA1
52d2a5a1a5988f48a709c807875d72c599b9992e

SHA256
833d3b01184fa8f93e573b8ad4a98c963cceb119927fc7d831da4fae1bc5110a

SHA512
d622aed9a5af1b40419a0446904b6305658472b91426a4d512620fb455a156d47c63356c4ca71a061c5115291c97a2f9bed4c4c2377b3f4447a7ba40b2ef66f3

Download Submit
memory/4648-0-0x00007FFDC93D3000-0x00007FFDC93D5000-memory.dmp

Filesize
8KB

Download
memory/4648-1-0x0000000000460000-0x00000000004AA000-memory.dmp

Filesize
296KB

Download
memory/4648-31-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-32-0x00007FFDC93D3000-0x00007FFDC93D5000-memory.dmp

Filesize
8KB

Download
memory/4648-115-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-118-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download