44caliber | f8158de1bdae482f1550ec4dce629a83fe36855cdbbe3b83df25f92cea93b4eb

Analysis

max time kernel
3s
max time network
131s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 00:18

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General

Target

084b0e0d9ba4905509b88aae7371d9ce.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 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 3 IoCs

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

flow	ioc
4	freegeoip.app
5	freegeoip.app
13	freegeoip.app

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1764	084b0e0d9ba4905509b88aae7371d9ce.exe
1764	084b0e0d9ba4905509b88aae7371d9ce.exe
1764	084b0e0d9ba4905509b88aae7371d9ce.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1764	084b0e0d9ba4905509b88aae7371d9ce.exe

C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce.exe
"C:\Users\Admin\AppData\Local\Temp\084b0e0d9ba4905509b88aae7371d9ce.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
371B

MD5
d13a9d408c08be75184c4c3333806f47

SHA1
a67a43811b3e203bca42e2450710a9047e1cf7d6

SHA256
a60a239d5a121cb1a35a856e72c0cf15556ba625cd063bfde063aa75a3146fa0

SHA512
245fd9137662a2710f022b4f5d2c1556b288220c4877304ad42c14f3e25428b47654202d4e2a2e4ab65e40e5457f41a63e2cb32ce47434f767ee0aa40e018cee

Download Submit
memory/1764-0-0x0000000000FE0000-0x000000000102A000-memory.dmp

Filesize
296KB

Download
memory/1764-1-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

Filesize
9.9MB

Download
memory/1764-2-0x000000001B590000-0x000000001B610000-memory.dmp

Filesize
512KB

Download
memory/1764-32-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

Filesize
9.9MB

Download
memory/1764-61-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

Filesize
9.9MB

Download