asyncrat | 5e87f6f16f48fdf7516ee2e1f7fbc8f9b03ebe84bb9733312e47bb5c3da66aaa

Analysis

max time kernel
117s
max time network
143s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-10-2024 16:13

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General

Target

Client.exe
Size

45KB
MD5

0a8294c35c7512f91490a6ef0b10a2f6
SHA1

eecf437d6f529ef52a33fef92173ae7981e6965e
SHA256

5e87f6f16f48fdf7516ee2e1f7fbc8f9b03ebe84bb9733312e47bb5c3da66aaa
SHA512

aba38215bdde8c11b9c67c03e9c472ca4791032bf1ca83d16d0e5b97e7f64cd3fd713094cd65419be1b091ca42352bb571e4712f15f5567c2a62f8d00c81b1c3
SSDEEP

768:d7uQ0PToSkHbiWUULCimo2qByHC9Yj25WCEzjb5gX3iYuW0ZLd2t7eKcKncDZLf+:puQ0PT3Ux2W6aICE3bWXSrWOLd2ITdLm

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

slxqtx.sytes.net:1000

Mutex

i2H10yxROSCj

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
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

Processes:

Client.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Client.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Client.exe

description pid process

Token: SeDebugPrivilege 2560 Client.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Client.exe

description	pid	process
Token: SeDebugPrivilege	2560	Client.exe

C:\Users\Admin\AppData\Local\Temp\Client.exe
"C:\Users\Admin\AppData\Local\Temp\Client.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabC5C1.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/2560-0-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2560-1-0x0000000001300000-0x0000000001312000-memory.dmp

Filesize
72KB

Download
memory/2560-2-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2560-19-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2560-20-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download