asyncrat | c72c02aa10e6609c29969f89b655aa99c7416aa87b391cf877fb1d31982bab66

General

Target

LisectAVT_2403002C_149.exe
Size

66KB
MD5

433bf8f02605fcf30d63ee99f94be057
SHA1

740c51573e09c20ea99054cde34eff26512c37a9
SHA256

c72c02aa10e6609c29969f89b655aa99c7416aa87b391cf877fb1d31982bab66
SHA512

75c5ba92e8a550838f2810f016ab22fb60e4e6005f141ade5d968e888e8c05ad9828b1c723cacb346991dddb20c5c49d7cf4b2e3451707f6b9293e1b58992d2d
SSDEEP

1536:YKh54k58k/GWZOKuvUYF9ebF0ruhDbC0mvCMJurITGy/:YK/4k58kAKuvUYF9ebSruxbCjJuOh/

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

C2

story-pl.gl.at.ply.gg:13978

Mutex

dsopfkpsdgkspohspog-0p

Attributes

delay
3
install
true
install_file
svchost.exe
install_folder
%Temp%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000600000001e4ea-12.dat	family_asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation	LisectAVT_2403002C_149.exe

Executes dropped EXE 1 IoCs

pid	Process
4644	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LisectAVT_2403002C_149.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2472	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4876	schtasks.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
2396	LisectAVT_2403002C_149.exe
4644	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	LisectAVT_2403002C_149.exe
Token: SeDebugPrivilege	4644	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4644	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 4752	2396	LisectAVT_2403002C_149.exe	89
PID 2396 wrote to memory of 4752	2396	LisectAVT_2403002C_149.exe	89
PID 2396 wrote to memory of 4752	2396	LisectAVT_2403002C_149.exe	89
PID 2396 wrote to memory of 4360	2396	LisectAVT_2403002C_149.exe	91
PID 2396 wrote to memory of 4360	2396	LisectAVT_2403002C_149.exe	91
PID 2396 wrote to memory of 4360	2396	LisectAVT_2403002C_149.exe	91
PID 4360 wrote to memory of 2472	4360	cmd.exe	93
PID 4360 wrote to memory of 2472	4360	cmd.exe	93
PID 4360 wrote to memory of 2472	4360	cmd.exe	93
PID 4752 wrote to memory of 4876	4752	cmd.exe	94
PID 4752 wrote to memory of 4876	4752	cmd.exe	94
PID 4752 wrote to memory of 4876	4752	cmd.exe	94
PID 4360 wrote to memory of 4644	4360	cmd.exe	95
PID 4360 wrote to memory of 4644	4360	cmd.exe	95
PID 4360 wrote to memory of 4644	4360	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_149.exe
"C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_149.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Local\Temp\svchost.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4752
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Local\Temp\svchost.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4876
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpAA98.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4360
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2472
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:4644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
66KB

MD5
433bf8f02605fcf30d63ee99f94be057

SHA1
740c51573e09c20ea99054cde34eff26512c37a9

SHA256
c72c02aa10e6609c29969f89b655aa99c7416aa87b391cf877fb1d31982bab66

SHA512
75c5ba92e8a550838f2810f016ab22fb60e4e6005f141ade5d968e888e8c05ad9828b1c723cacb346991dddb20c5c49d7cf4b2e3451707f6b9293e1b58992d2d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAA98.tmp.bat

Filesize
154B

MD5
151c6444045520eb4bcb383db49caaa1

SHA1
10eedd8035c7dc3b58c3e51132f5cce140e2db2a

SHA256
140e99c7406147da64d6b95d6d30a4c36dcfb1745e60ab3558d2452d99cd18a5

SHA512
31c32950e99265f05eba8311a92974943614ae799e8edd634c2e46b4f49203119e27b8962626bc43e8a9a3dd644754e0d337afba32351d76104d050f6d371543

Download Submit
memory/2396-3-0x0000000002BF0000-0x0000000002C56000-memory.dmp

Filesize
408KB

Download
memory/2396-0-0x00000000752EE000-0x00000000752EF000-memory.dmp

Filesize
4KB

Download
memory/2396-4-0x0000000005500000-0x000000000559C000-memory.dmp

Filesize
624KB

Download
memory/2396-9-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/2396-2-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/2396-1-0x0000000000690000-0x00000000006A6000-memory.dmp

Filesize
88KB

Download
memory/4644-14-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/4644-15-0x00000000064E0000-0x0000000006A84000-memory.dmp

Filesize
5.6MB

Download
memory/4644-16-0x0000000006020000-0x00000000060B2000-memory.dmp

Filesize
584KB

Download
memory/4644-17-0x0000000006010000-0x000000000601A000-memory.dmp

Filesize
40KB

Download
memory/4644-18-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads