44caliber | d7316147eebe9516b3270a0db0f6115946cbf16c7481b3a1c3559ba9467ea912

Analysis

max time kernel
139s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2023 15:12

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General

Target

e6002162f961fccb720de43120de00d6.exe
Size

1.2MB
MD5

e6002162f961fccb720de43120de00d6
SHA1

230082005dea8730637d0139d65e05a057c47219
SHA256

d7316147eebe9516b3270a0db0f6115946cbf16c7481b3a1c3559ba9467ea912
SHA512

e7c1a43b1ccb9575f9c8f4409e5d92c8b4acde473b35dc88bdbb605944d25cbeed2d2c698f5a6e4235cbc6e343d21994b9dac1824e2c1582f4ac2a47251aa4eb
SSDEEP

24576:tDbtrJZ5HAlzh3psjXEuMPBbQCnoVFrfFku+otcsrJsC:nz5glzh52EuMlQLVFrGot1rJs

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/858957282438938625/3kCjQ4X7YW4TW7DTgUtbmym8GLG7UL3BOSBerPvdbDKL2ADHt7MRoSh9PuPhgf460TIb

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.

Processes:

flow ioc

8 freegeoip.app
9 freegeoip.app
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

e6002162f961fccb720de43120de00d6.exe

pid process

1212 e6002162f961fccb720de43120de00d6.exe
1212 e6002162f961fccb720de43120de00d6.exe

flow	ioc
8	freegeoip.app
9	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:

e6002162f961fccb720de43120de00d6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	e6002162f961fccb720de43120de00d6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	e6002162f961fccb720de43120de00d6.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

e6002162f961fccb720de43120de00d6.exe

pid	process
1212	e6002162f961fccb720de43120de00d6.exe
1212	e6002162f961fccb720de43120de00d6.exe
1212	e6002162f961fccb720de43120de00d6.exe
1212	e6002162f961fccb720de43120de00d6.exe
1212	e6002162f961fccb720de43120de00d6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

e6002162f961fccb720de43120de00d6.exe

description pid process

Token: SeDebugPrivilege 1212 e6002162f961fccb720de43120de00d6.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e6002162f961fccb720de43120de00d6.exe

pid process

1212 e6002162f961fccb720de43120de00d6.exe

description	pid	process
Token: SeDebugPrivilege	1212	e6002162f961fccb720de43120de00d6.exe

C:\Users\Admin\AppData\Local\Temp\e6002162f961fccb720de43120de00d6.exe
"C:\Users\Admin\AppData\Local\Temp\e6002162f961fccb720de43120de00d6.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1212

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

Replay Monitor

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Downloads

C:\ProgramData\44\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
memory/1212-0-0x0000000000820000-0x0000000000BCE000-memory.dmp

Filesize
3.7MB

Download
memory/1212-2-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/1212-1-0x0000000000820000-0x0000000000BCE000-memory.dmp

Filesize
3.7MB

Download
memory/1212-3-0x0000000005A90000-0x0000000005AA0000-memory.dmp

Filesize
64KB

Download
memory/1212-13-0x0000000005F70000-0x0000000006002000-memory.dmp

Filesize
584KB

Download
memory/1212-37-0x0000000006F10000-0x00000000074B4000-memory.dmp

Filesize
5.6MB

Download
memory/1212-134-0x0000000006E50000-0x0000000006EB6000-memory.dmp

Filesize
408KB

Download
memory/1212-139-0x0000000074580000-0x0000000074D30000-memory.dmp

Filesize
7.7MB

Download
memory/1212-138-0x0000000000820000-0x0000000000BCE000-memory.dmp

Filesize
3.7MB

Download