44caliber | 50b0c137a141fc6570e94ebb41ca65412a6799b7c68fcf3580ad3cf69a2f678d

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 22:02

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General

Target

d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
Size

891KB
MD5

d72af6a6e2f222852f8dc6a8a846de13
SHA1

79ab0f050d3d689fe126b6056d15a11dd71f93f3
SHA256

50b0c137a141fc6570e94ebb41ca65412a6799b7c68fcf3580ad3cf69a2f678d
SHA512

b948e4ae8475177d1b4edbafcd3de059dff173e89bfc0e351fe1ecea9c763b682ef2d6d065039b623829d0d55ba9937899cccf649e773fc9149038f3c670b8f4
SSDEEP

12288:cPEY8pGNJDVTwSGJLrbO1RzSJpQ98FufPaL3IhHAwBQ13O:4NzMSGJnbRXQW4HzBQR

Score

10^/10

44caliber credential_access spyware stealer

Malware Config

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

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
1	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	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4696	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
4696	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
4696	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
4696	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4696	d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d72af6a6e2f222852f8dc6a8a846de13_JaffaCakes118.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4696

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\Local\44\Process.txt

Filesize
736B

MD5
db4dbcb33f8a13e1b7a1b9846418c9c8

SHA1
dfd42773e0a67a5eead09b8a915d8ee192f4e5d7

SHA256
2d3ca4be2d91a5afdce444d3a8320db727d44fc04a299d605be950953063aafc

SHA512
307f50e965a9229ec7cf22f2eb74910098cf3a1de28663f738707317d6af5e519685f01eb8d6bbba150820306bdc1a0e2edd180275c0f695350cf782c6889da2

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

Filesize
1KB

MD5
0e6052b1594602636cb70e4cbe6c111c

SHA1
de4f0aacf93ce6bfbb36c1c59082920ddecec801

SHA256
e427f376d66d48c3cf79df1b68b75a71e017d25713b3701863c4d81ecf9d8046

SHA512
176323be488c394dfe9a77e35572cc99b22a178c38b08e413112eebdcb1c2992805b9f016aa25d325377a7ea0743710fc5de1f691139f8dab3dd75e1ace5de51

Download Submit
memory/4696-0-0x00007FFDB9DB3000-0x00007FFDB9DB5000-memory.dmp

Filesize
8KB

Download
memory/4696-1-0x00000000001C0000-0x00000000002A6000-memory.dmp

Filesize
920KB

Download
memory/4696-2-0x000000001AF10000-0x000000001AF60000-memory.dmp

Filesize
320KB

Download
memory/4696-13-0x00007FFDB9DB0000-0x00007FFDBA871000-memory.dmp

Filesize
10.8MB

Download
memory/4696-121-0x00007FFDB9DB0000-0x00007FFDBA871000-memory.dmp

Filesize
10.8MB

Download