asyncrat | f45cd6929f99d1677a88690563f0b9fc2130fc326b4c7d228b542c1102ef0122

Analysis

max time kernel
122s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-10-2024 17:24

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General

Target

uio.exe
Size

45KB
MD5

e19cd2391e5cc96db58f9aff8ed7ea16
SHA1

1ce6e2d164051e89c9a483074cb655309476ea3b
SHA256

2be6f81fb12438b0fe15f98565d0ad1e9bc6d91bea6b6765760120ebaa3d51ae
SHA512

1f406159d2c81555c70dbbdf570f10ff1e809fcdbd7f4246940833f46a171e1f42689a5d03754267786b417863f76dca1f0996088fecc6bee0f876486eea8685
SSDEEP

768:au/dRTUo0HQbWUnmjSmo2qMD08kucUSWDPI8zjbzgX3iOQp8kZqTtpMBDZux:au/dRTUPE29hRM83bsXSTp8k0tpKdux

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

172.236.29.219:8808

Mutex

uOhkLMLBn9mM

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
Asyncrat family
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:

uio.exe

description ioc process

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

Processes:

uio.exe

description pid process

Token: SeDebugPrivilege 3068 uio.exe

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

description	pid	process
Token: SeDebugPrivilege	3068	uio.exe

C:\Users\Admin\AppData\Local\Temp\uio.exe
"C:\Users\Admin\AppData\Local\Temp\uio.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3068

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\CabD490.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/3068-0-0x000000007429E000-0x000000007429F000-memory.dmp

Filesize
4KB

Download
memory/3068-1-0x0000000000030000-0x0000000000042000-memory.dmp

Filesize
72KB

Download
memory/3068-2-0x0000000074290000-0x000000007497E000-memory.dmp

Filesize
6.9MB

Download
memory/3068-3-0x000000007429E000-0x000000007429F000-memory.dmp

Filesize
4KB

Download
memory/3068-20-0x0000000074290000-0x000000007497E000-memory.dmp

Filesize
6.9MB

Download