44caliber | 7b7ffe08ad313ab1c699624e2240ff43a23466becef02d4c2d6b992efd7ac1bc

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
16/08/2024, 18:07

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General

Target
Fatality.exe
Size 303KB
Sample240816-wp9vcayenc
SHA256 7b7ffe08ad313ab1c699624e2240ff43a23466becef02d4c2d6b992efd7ac1bc
MD5 c58de13d43a4505c3d560f02782e7772
SHA1 1639355d610c3f8e0df698ab47835455a9687441
SHA512 4aab677344c2c07f95e5ed66aff445203a61b93ccbb31705757ed6bb37d58447cf294b87f1d8d5841f5a00c8ede742e3ab608319953166524774cffda35d7ac0
SSDEEP 6144:0HcT6MDdbICydeByXDmEjmpPwsQ6LmA1D0RuM:0HKgDmEjmoDA1DTM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

44caliber credential_access spyware stealer

Malware Config

Extracted

Family

44caliber

https://discordapp.com/api/webhooks/1271420596722602126/pddK9O-e2ezh4XTOXIuVC-VkRWZALv5GTMKGnWaVgpAmoiQ4OGECd3TQ5qCQ_5FFPItE

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
760	Fatality.exe
760	Fatality.exe
760	Fatality.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	760	Fatality.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 2904	760	Fatality.exe	29
PID 760 wrote to memory of 2904	760	Fatality.exe	29
PID 760 wrote to memory of 2904	760	Fatality.exe	29

C:\Users\Admin\AppData\Local\Temp\Fatality.exe
"C:\Users\Admin\AppData\Local\Temp\Fatality.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:760
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 760 -s 1180
  2⤵
  PID:2904

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/760-0-0x000007FEF6003000-0x000007FEF6004000-memory.dmp

Download

memory/760-1-0x0000000000280000-0x00000000002D2000-memory.dmp

Download

memory/760-22-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Download

memory/760-23-0x000007FEF6003000-0x000007FEF6004000-memory.dmp

Download

memory/760-24-0x000007FEF6000000-0x000007FEF69EC000-memory.dmp

Download