44caliber | 6cdb5078947a11f914073a6496fc85049857307ed075cccd89d9f6479986a2d7

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 07:46

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General

Target

ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
Size

9.8MB
MD5

ae0d1ea3ce642b5f73d4c2f4028d45eb
SHA1

f2d5fc31191f16c2c840cc8c5c1118c92a206459
SHA256

6cdb5078947a11f914073a6496fc85049857307ed075cccd89d9f6479986a2d7
SHA512

505dd29722b3d7d2975b0e4dcc8fe865b026535ca97ce249bf7feeb250938fc293943586a56b2ae317baa3768b68047990784c82c9855eed7fcd8d6d0edf2d7a
SSDEEP

6144:1OsE5m1O1B0Ln62oeD+ceV3DZgCtCFOzmoziZ+1p24u4Z3bF:YsZA0Nf+rxDCcnzmoziZ+1p24u4j

Score

10^/10

44caliber spyware stealer

Malware Config

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 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	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2192	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
2192	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
2192	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
2192	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	ae0d1ea3ce642b5f73d4c2f4028d45eb.exe

C:\Users\Admin\AppData\Local\Temp\ae0d1ea3ce642b5f73d4c2f4028d45eb.exe
"C:\Users\Admin\AppData\Local\Temp\ae0d1ea3ce642b5f73d4c2f4028d45eb.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2192

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

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
397B

MD5
3e7b506d3a1564f9c159ffdc2b1ab9bc

SHA1
91ce414228ea8117abc85adf770e15e15e9f7787

SHA256
3c2089cb825090ba5be1a61980e8b4a0af764b7b9c85e8a3f82a09903f3bf4cc

SHA512
2c877194814c978799349561cd01d66ca68c9351fe75d80a5c5f4de8963159098fb17691a6487871dd0c4abaf84da122df31d04dff4b17519dbe8b4a36951320

Download Submit
memory/2192-0-0x0000000000E50000-0x0000000000E9E000-memory.dmp

Filesize
312KB

Download
memory/2192-1-0x000007FEF5FD0000-0x000007FEF69BC000-memory.dmp

Filesize
9.9MB

Download
memory/2192-2-0x000000001B170000-0x000000001B1F0000-memory.dmp

Filesize
512KB

Download
memory/2192-50-0x000007FEF5FD0000-0x000007FEF69BC000-memory.dmp

Filesize
9.9MB

Download