44caliber | f66073bda48ba8ac6e34f45e7550676f2919aa9bee611561ca6f19a8cfb49b72

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 13:50

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General

Target

JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
Size

1.2MB
MD5

a2e9d4a9c0f5362df3e29f09abf9537d
SHA1

420cf46ad7657fc081b6587ee5b0d17087f8bcb6
SHA256

f66073bda48ba8ac6e34f45e7550676f2919aa9bee611561ca6f19a8cfb49b72
SHA512

f6d12c4839af655c35522f8832ea00d1f561bc89ce2414d1106708a0f36dedd2f3711e1c3175aaf4c4427e9c38378f373e9f8d2c8b94d3673946c2f0591a4d8f
SSDEEP

24576:gFtCQinvekY81UmRAOO0+B+i/rOjX25RxQps2ARjTjMpXCYmJy:Wv5mRfO9bzOjX21QJA9H6CYH

Score

10^/10

44caliber discovery spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/899702716115329035/bngOeqo8LUOszmsJtzqpLnMtfNXAZr9oXhUZ9DwQPgZG1cj1Y0F0qgN18O94CQ_gvLSj

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
4	freegeoip.app
5	freegeoip.app

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

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	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2576	JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2e9d4a9c0f5362df3e29f09abf9537d.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
memory/2576-0-0x00000000008D0000-0x0000000000C7C000-memory.dmp

Filesize
3.7MB

Download
memory/2576-1-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/2576-2-0x00000000008D0000-0x0000000000C7C000-memory.dmp

Filesize
3.7MB

Download
memory/2576-15-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2576-56-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2576-55-0x00000000008D0000-0x0000000000C7C000-memory.dmp

Filesize
3.7MB

Download