44caliber | 5af56b2616aa41de5fa1cb8152950a9602ba5b80d9ff07d66b99a58a344ffa47

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-02-2025 10:33

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General

Target

Задания и ответы ЕГЭ 2025.exe
Size

576KB
MD5

c8e53f9e2b3486e3402cff07b301ad57
SHA1

27bd6460f5eeb7286f54a6dec056b59c34155963
SHA256

80359c5b29862236c579ca430e87a005961cc043e1d331d7d6c0e28b0549f643
SHA512

eb385491d43e3c164fef312a30e304bb10b2073fad6cb60f0e6010464309b4f5850c84ad8a9cd32ce5a93398358ba64074294d6e62412f9ec26b62728c26fa69
SSDEEP

12288:1+OodNa0FcjlUIO/GxJc3RHa2aE+e6Q3fM5pydesxY1IOlT4zrC+WmjMA3w1Oogu:1EdNa

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discordapp.com/api/webhooks/1338186901810839563/eKerOwDj2c9szzTdBYdfvxKykXdW4D18_ENzXnU3p0yI_WMl5K0D3Sm4qc4WEsKO8eKT

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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1868	Задания и ответы ЕГЭ 2025.exe
1868	Задания и ответы ЕГЭ 2025.exe
1868	Задания и ответы ЕГЭ 2025.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1868	Задания и ответы ЕГЭ 2025.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2764	1868	Задания и ответы ЕГЭ 2025.exe	31
PID 1868 wrote to memory of 2764	1868	Задания и ответы ЕГЭ 2025.exe	31
PID 1868 wrote to memory of 2764	1868	Задания и ответы ЕГЭ 2025.exe	31

C:\Users\Admin\AppData\Local\Temp\Задания и ответы ЕГЭ 2025.exe
"C:\Users\Admin\AppData\Local\Temp\Задания и ответы ЕГЭ 2025.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1868 -s 1228
  2⤵
  PID:2764

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1868-0-0x000007FEF5813000-0x000007FEF5814000-memory.dmp

Filesize
4KB

Download
memory/1868-1-0x0000000000C70000-0x0000000000D06000-memory.dmp

Filesize
600KB

Download
memory/1868-2-0x000007FEF5810000-0x000007FEF61FC000-memory.dmp

Filesize
9.9MB

Download
memory/1868-20-0x000007FEF5810000-0x000007FEF61FC000-memory.dmp

Filesize
9.9MB

Download