asyncrat | 05fd9a9a3e64771d103a4af295262aabaed466d049d0abdff5850689062c1daa

Analysis

max time kernel
118s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 14:49

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General

Target

ficheiro.exe
Size

66KB
MD5

5f2804848c03af062230d595f5e3f64f
SHA1

078a1658a8f4b420b657e712939d8f0ecf63540b
SHA256

05fd9a9a3e64771d103a4af295262aabaed466d049d0abdff5850689062c1daa
SHA512

565209416d326b2fa8fdc094ba2f718bdfcf92c9d85495e2d2f1a6411339dd2f834f87a2f27cbb8a80f66de701aa622749d64a6cb14033ee9b0e637033bf5349
SSDEEP

1536:8mfW6qHdykrVMKuJUYFsbWdry9d8UX6kIbnBkA1vD7XtrQTGex:8me6qHdykGKuJUYFsady9yUXubnH1vnO

Score

10^/10

asyncrat 4iba discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

4iba

hema2024.from-ut.com:6666

hema2024.from-ut.com:555

hema2024.from-ut.com:5555

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ficheiro.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2596	ficheiro.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	ficheiro.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2596	ficheiro.exe

C:\Users\Admin\AppData\Local\Temp\ficheiro.exe
"C:\Users\Admin\AppData\Local\Temp\ficheiro.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2596

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab8519.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/2596-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2596-1-0x0000000000320000-0x0000000000336000-memory.dmp

Filesize
88KB

Download
memory/2596-2-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2596-19-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2596-20-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download