44caliber | 92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-09-2022 17:49

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General

Target

92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
Size

274KB
MD5

c900c17cffaac82449099c52e1b2f073
SHA1

06744242dfc6d1d080c65c3e294c2d5f07935638
SHA256

92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd
SHA512

d525dd143b01015d1c1f6c69193dd7d6f5e72c910c13ea002ee401bf6c65447c2b4e47caf948dcb477eaee643bcb9f2247aa9422f928d287ae5d47b5120b8b56
SSDEEP

6144:qf+BLtABPDFLjN9eUGWP3J+rx3b/DHHIX+h41V6GIeyX6RA1D0Ka5:8N8UGWP3Jsb/DHHIgY69eyXf1Do5

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/839000917927919637/lZDPbQWPECLvaoegkMT0FQLz19zI5bdWBVapDdtFn-4y7ZeP03BGKkwY1jCKD2h-AwEX

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
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
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 freegeoip.app
3 freegeoip.app

flow	ioc
4	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

Processes:

92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

pid	process
1932	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
1932	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
1932	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
1932	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

description pid process

Token: SeDebugPrivilege 1932 92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

description	pid	process
Token: SeDebugPrivilege	1932	92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe

C:\Users\Admin\AppData\Local\Temp\92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe
"C:\Users\Admin\AppData\Local\Temp\92d0c62a52697171974ccbfff4efafe8285a617d6463cac3e78ec941cc8060cd.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

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

memory/1932-54-0x00000000000A0000-0x00000000000EA000-memory.dmp

Filesize
296KB

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