44caliber | 2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 23:57

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General

Target

2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
Size

606KB
MD5

59123841ec7ab6b96cce25007768d602
SHA1

97d9974813a885ce0427e95a821aec36308534fd
SHA256

2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33
SHA512

959504d40a506f9c7a3aff0d00116f5e6c690be51d7deda85ce45917c1b5c91cb4ec59e257bd2fa66b518f2c291ce9dc2217c49b2925008b1bb2cc4d4abccfbc
SSDEEP

12288:QZo9wqaX9lAytIcWlkhfMZVJt3uITOI7RxKPgcMQolSIBxzQQUpCW31R:ZaX9lAytIclhEJkIT7igcNjIB5Qgw

Score

10^/10

44caliber spyware stealer

Malware Config

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
44Caliber family
44caliber
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
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
5	freegeoip.app
4	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	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4860	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
4860	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
4860	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
4860	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4860	2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe

C:\Users\Admin\AppData\Local\Temp\2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe
"C:\Users\Admin\AppData\Local\Temp\2d936a38e8c1094b42769f128030b1dc3c110c7a5abb8fa1ac3842a76dba7b33.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4860

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\Roaming\44\Process.txt

Filesize
1KB

MD5
7af0fcb2bc6365a97066fa771faf0710

SHA1
a0f0b5751ecb3c820a2d49685a38a4da26da81f7

SHA256
530b3cfe11feef4e019825c97a2260cbd39df4257a57f0d449ca898f49562e1c

SHA512
da81d7af301497fb2d002269a09b6af818e97efcfa636d9b5f48f7c870b66a53186fb78aead5f9c93dbd9e89de1955ed07c9cb0c927b40175be35a37af10c70b

Download Submit
memory/4860-0-0x00007FFC0F873000-0x00007FFC0F875000-memory.dmp

Filesize
8KB

Download
memory/4860-1-0x0000000000AD0000-0x0000000000B6E000-memory.dmp

Filesize
632KB

Download
memory/4860-2-0x000000001B920000-0x000000001BA0A000-memory.dmp

Filesize
936KB

Download
memory/4860-3-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

Download
memory/4860-34-0x00007FFC0F870000-0x00007FFC10331000-memory.dmp

Filesize
10.8MB

Download
memory/4860-122-0x00007FFC0F870000-0x00007FFC10331000-memory.dmp

Filesize
10.8MB

Download