asyncrat | ceb08316d1560c7c4f5b6b8b8209b98230fe95480b3a3905d841b313d49216ca

General

Target

a085750ab9332bd2f0ad4b14ceba4c8f.exe
Size

47KB
MD5

a085750ab9332bd2f0ad4b14ceba4c8f
SHA1

ceb4652807226f27eb9556e2f2c9fd080aa341d8
SHA256

ceb08316d1560c7c4f5b6b8b8209b98230fe95480b3a3905d841b313d49216ca
SHA512

ad4daed223c00083e6dc0ecaeb2367a0e37d62a26a887be43a523aa6cfbd5e5ed8a740dee69c08b853abb85c9c53ecfa59d3cc2f8266d6a5addfbb5c2bb557f7
SSDEEP

768:Bu449TxAwVDWUPOvG6yxmo2qbNDwuNKKKlePIvmp40b+AQXaTPva2CznH3xBDZox:Bu449Tx72vGR2wEuuVu9b+AQarrC7Pda

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:51115

127.0.0.1:26993

185.246.220.26:6606

185.246.220.26:7707

185.246.220.26:8808

185.246.220.26:51115

185.246.220.26:26993

5.tcp.ngrok.io:6606

5.tcp.ngrok.io:7707

5.tcp.ngrok.io:8808

5.tcp.ngrok.io:51115

5.tcp.ngrok.io:26993

disownnet.duckdns.org:6606

disownnet.duckdns.org:7707

disownnet.duckdns.org:8808

disownnet.duckdns.org:51115

disownnet.duckdns.org:26993

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
true
install_file
services.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat

Async RAT payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/944-54-0x0000000001180000-0x0000000001192000-memory.dmp	asyncrat
\Users\Admin\AppData\Roaming\services.exe	asyncrat
C:\Users\Admin\AppData\Roaming\services.exe	asyncrat
C:\Users\Admin\AppData\Roaming\services.exe	asyncrat
behavioral1/memory/1348-65-0x0000000000120000-0x0000000000132000-memory.dmp	asyncrat

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

1348 services.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

1924 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1332 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

920 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

a085750ab9332bd2f0ad4b14ceba4c8f.exe

pid process

944 a085750ab9332bd2f0ad4b14ceba4c8f.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a085750ab9332bd2f0ad4b14ceba4c8f.exeservices.exe

description pid process

Token: SeDebugPrivilege 944 a085750ab9332bd2f0ad4b14ceba4c8f.exe
Token: SeDebugPrivilege 1348 services.exe

pid	process
1348	services.exe

pid	process
1924	cmd.exe

pid	process
1332	schtasks.exe

pid	process
920	timeout.exe

pid	process
944	a085750ab9332bd2f0ad4b14ceba4c8f.exe

description	pid	process
Token: SeDebugPrivilege	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe
Token: SeDebugPrivilege	1348	services.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

a085750ab9332bd2f0ad4b14ceba4c8f.execmd.execmd.exe

description	pid	process	target process
PID 944 wrote to memory of 1496	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1496	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1496	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1496	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1924	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1924	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1924	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 944 wrote to memory of 1924	944	a085750ab9332bd2f0ad4b14ceba4c8f.exe	cmd.exe
PID 1496 wrote to memory of 1332	1496	cmd.exe	schtasks.exe
PID 1496 wrote to memory of 1332	1496	cmd.exe	schtasks.exe
PID 1496 wrote to memory of 1332	1496	cmd.exe	schtasks.exe
PID 1496 wrote to memory of 1332	1496	cmd.exe	schtasks.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	timeout.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	timeout.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	timeout.exe
PID 1924 wrote to memory of 920	1924	cmd.exe	timeout.exe
PID 1924 wrote to memory of 1348	1924	cmd.exe	services.exe
PID 1924 wrote to memory of 1348	1924	cmd.exe	services.exe
PID 1924 wrote to memory of 1348	1924	cmd.exe	services.exe
PID 1924 wrote to memory of 1348	1924	cmd.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\a085750ab9332bd2f0ad4b14ceba4c8f.exe
"C:\Users\Admin\AppData\Local\Temp\a085750ab9332bd2f0ad4b14ceba4c8f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "services" /tr '"C:\Users\Admin\AppData\Roaming\services.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "services" /tr '"C:\Users\Admin\AppData\Roaming\services.exe"'
3⤵
- Creates scheduled task(s)
PID:1332

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1B01.tmp.bat""
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:920

C:\Users\Admin\AppData\Roaming\services.exe
"C:\Users\Admin\AppData\Roaming\services.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1348

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1B01.tmp.bat
Filesize
152B

MD5
10f7c778f078c562dca9608e4d879c11

SHA1
7490bd433da8c5879c6dfa73ddaf316693cc6f71

SHA256
e61bd73ab680bd87bc4caed9f7103077bfbaa4ca9960d7e4dbb26fdcb8ecfda0

SHA512
d694eec379bad3c844e6b96bca47d0f3d94e7bc6222297a7a5309a449a0c9c6dcd8e711867e34f19b886ef58474a970e856a8883c41575dd23e1e4fb382e9e5f

Download Submit
C:\Users\Admin\AppData\Roaming\services.exe
Filesize
47KB

MD5
a085750ab9332bd2f0ad4b14ceba4c8f

SHA1
ceb4652807226f27eb9556e2f2c9fd080aa341d8

SHA256
ceb08316d1560c7c4f5b6b8b8209b98230fe95480b3a3905d841b313d49216ca

SHA512
ad4daed223c00083e6dc0ecaeb2367a0e37d62a26a887be43a523aa6cfbd5e5ed8a740dee69c08b853abb85c9c53ecfa59d3cc2f8266d6a5addfbb5c2bb557f7

Download Submit
C:\Users\Admin\AppData\Roaming\services.exe
Filesize
47KB

MD5
a085750ab9332bd2f0ad4b14ceba4c8f

SHA1
ceb4652807226f27eb9556e2f2c9fd080aa341d8

SHA256
ceb08316d1560c7c4f5b6b8b8209b98230fe95480b3a3905d841b313d49216ca

SHA512
ad4daed223c00083e6dc0ecaeb2367a0e37d62a26a887be43a523aa6cfbd5e5ed8a740dee69c08b853abb85c9c53ecfa59d3cc2f8266d6a5addfbb5c2bb557f7

Download Submit
\Users\Admin\AppData\Roaming\services.exe
Filesize
47KB

MD5
a085750ab9332bd2f0ad4b14ceba4c8f

SHA1
ceb4652807226f27eb9556e2f2c9fd080aa341d8

SHA256
ceb08316d1560c7c4f5b6b8b8209b98230fe95480b3a3905d841b313d49216ca

SHA512
ad4daed223c00083e6dc0ecaeb2367a0e37d62a26a887be43a523aa6cfbd5e5ed8a740dee69c08b853abb85c9c53ecfa59d3cc2f8266d6a5addfbb5c2bb557f7

Download Submit
memory/920-60-0x0000000000000000-mapping.dmp

Download
memory/944-54-0x0000000001180000-0x0000000001192000-memory.dmp

Filesize
72KB

Download
memory/944-55-0x0000000074F01000-0x0000000074F03000-memory.dmp

Filesize
8KB

Download
memory/1332-58-0x0000000000000000-mapping.dmp

Download
memory/1348-63-0x0000000000000000-mapping.dmp

Download
memory/1348-65-0x0000000000120000-0x0000000000132000-memory.dmp

Filesize
72KB

Download
memory/1496-56-0x0000000000000000-mapping.dmp

Download
memory/1924-57-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads