asyncrat | afe70b3c28c52a2f90f0bfca93e335008cf06eb1c14d1b161ebf25754c6c81ac

Analysis

max time kernel
1790s
max time network
1796s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2024, 17:21

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General

Target

xrp.exe
Size

136KB
MD5

0d08e05884330a38020985c58e14e3af
SHA1

40703991414f435a13d1da2879edeba05e2a6f4a
SHA256

afe70b3c28c52a2f90f0bfca93e335008cf06eb1c14d1b161ebf25754c6c81ac
SHA512

b7ac3707a6e7a6152c0694f1b5e44ac45522ebf94720664e91b4a66f4bcafa918d88f2ba3d233acfdd2466652dc6a3d85f980621a254165760705ea4b7d42c14
SSDEEP

1536:tGAUgKrkSIWXgB7DIHYSf6GpcEApEXJjh0Nq9tAIGpdnJWZjN52QR0+GoxhoMyn6:tGAUBgSdG7e305mxrSk

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

v1.2.0

Botnet

Default

192.252.186.220:56003

192.252.186.220:3534

192.252.186.220:43985

Mutex

igsnloedblkziu

Attributes

delay
1
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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000a000000023b88-3.dat	family_asyncrat

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
4660	vmKQo7Le.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4660	vmKQo7Le.exe
4660	vmKQo7Le.exe
4660	vmKQo7Le.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4660	vmKQo7Le.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4660	vmKQo7Le.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4660	vmKQo7Le.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 5032	1940	xrp.exe	84
PID 1940 wrote to memory of 5032	1940	xrp.exe	84
PID 5032 wrote to memory of 4660	5032	cmd.exe	85
PID 5032 wrote to memory of 4660	5032	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\xrp.exe
"C:\Users\Admin\AppData\Local\Temp\xrp.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\vmKQo7Le.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5032
- - C:\Users\Admin\AppData\Local\Temp\vmKQo7Le.exe
    C:\Users\Admin\AppData\Local\Temp\vmKQo7Le.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:4660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\vmKQo7Le.exe

Filesize
52KB

MD5
322ecb9be3f75448810cfd4728de57c4

SHA1
f67d9253877f66079bb1239f3d54c9b6edb4276b

SHA256
221df89d89fc3d8f058264f219b520025ed99103e2f8ede6a5b0fa104ba544a8

SHA512
05b6835cfe3ffe10423188e47927f3a8682b818d5eef1fca5f3dc0515c7c2960dae9902b850e0c4047a9b6839d2b667887424bff4a28e85a637ab71530b89ea9

Download Submit
memory/1940-15-0x00007FF645090000-0x00007FF6450B5000-memory.dmp

Filesize
148KB

Download
memory/4660-5-0x00007FFA20193000-0x00007FFA20195000-memory.dmp

Filesize
8KB

Download
memory/4660-6-0x0000029B51CD0000-0x0000029B51CE2000-memory.dmp

Filesize
72KB

Download
memory/4660-8-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download
memory/4660-11-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download
memory/4660-13-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download
memory/4660-14-0x00007FFA20193000-0x00007FFA20195000-memory.dmp

Filesize
8KB

Download
memory/4660-16-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download
memory/4660-17-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download
memory/4660-18-0x00007FFA20190000-0x00007FFA20C51000-memory.dmp

Filesize
10.8MB

Download