44caliber | 5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456f

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2025, 15:34

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General

Target

5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
Size

274KB
MD5

2ab69a9c4d13e5a5dc02c630ab6a2a50
SHA1

64ea40e8f976dc4ca3d9197b5617017a3d790640
SHA256

5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456f
SHA512

604b5e88cc95423be2bff9471cd8c2fdcae7a57b66f672cb22d0b3d761b4993a821b23fe26c03d8c19565e66695646993f153a7c6fc340b15d80a4cd23b8ce7a
SSDEEP

6144:Cf+BLtABPD345GxbeCpwaUsZ3FVafTrNlI1D0Z2c:y4sZKaUsZ3sg1Dfc

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1268575223754522654/p3kG7TYiNnRJt6AGaKl6yqWSNq4m8D-z5DmsFHvopaDzLbxf2LlN6fYTIX4FWMVt7UOg

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
1	freegeoip.app
2	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	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3536	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
3536	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
3536	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
3536	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3536	5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe

C:\Users\Admin\AppData\Local\Temp\5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe
"C:\Users\Admin\AppData\Local\Temp\5fe7cb7b48bbc726f862382deb5d98620154749c4fae4e8068e5745a20b4456fN.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3536

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

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Downloads

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

Filesize
764B

MD5
2e4504fb8942727b60110a115cc5782d

SHA1
2ffb2a221f18024189e53187a171f110ba0943a8

SHA256
d12c52baae0d870c5e48f43c6b3a17df4fa3ae3c1307b74dd70318a9d3e81012

SHA512
dd5735f1e98f245c2327bcb6a8d1af148057a636763a2e8216e5fc114ff860c1eed2dbde48b38a3d89136caf216c1403bf449de7c7a803f877f16283676c39a9

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

Filesize
1KB

MD5
49e0eb8a69a1960a1e893e94a461b54b

SHA1
37b74e6f6ffd499ae658345a8197f94fbd847cf9

SHA256
9e439db781f54a6df08b52f8bb123444a9c45d3fae2af8eb463884cb71c43c5c

SHA512
3d7cb1c8a8053ba7488488f38b524f14c9585ffe904b194ff0861dc14ed5c19eaa3588155ee2ba4b22849d2b3e3cc94f81dca59f8f9e41a6392fa1f7c724a7c4

Download Submit
memory/3536-0-0x00007FFB38CC3000-0x00007FFB38CC5000-memory.dmp

Filesize
8KB

Download
memory/3536-1-0x0000025AC3330000-0x0000025AC337A000-memory.dmp

Filesize
296KB

Download
memory/3536-33-0x00007FFB38CC0000-0x00007FFB39781000-memory.dmp

Filesize
10.8MB

Download
memory/3536-121-0x00007FFB38CC0000-0x00007FFB39781000-memory.dmp

Filesize
10.8MB

Download