asyncrat | 48ed3b677a7215326b3d60bdf620d0fbb197f654a8535f277e9c18e8a01d8998

Analysis

max time kernel
148s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/07/2026, 08:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
TrojanRAT.exe
Size 56KB
Sample260703-kdg5eady4s
SHA256 48ed3b677a7215326b3d60bdf620d0fbb197f654a8535f277e9c18e8a01d8998
MD5 f313c2d60453ffba08932a408f3c791f
SHA1 7ff2707e4ab579e3f7ea7a127054bec6c53a389f
SHA512 b7e55c74f840b0ec7ab001fc54a1aa8b82dfe6dc4d605a0707cad46e863edd9e4b4d298d4c5b8d8290951368d3086832df31e8d18be92de60198781fb92adb92
SSDEEP 1536:2uf09TH2w24NlYJ9ebOXSa2vgI0ZmdNkejNUHLTq:2ufoTH2w2aYJ9ebOUvnDkINmq
TLSH
T1A7436C0037E88227F2BE4FB8ACF22145867AF1677A03E55D1CC4519B5613BC6DA426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

sv368y.com:443
sv368y.com:8848
sv368y.com:8080

Mutex

TBqzBekQyHvO

Attributes

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

aes.plain

Signatures

Family: 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/0x000d00000001c6ae-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1948	AsyncRat.exe
4708	AsyncRat.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 7 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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AsyncRat.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AsyncRat.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TrojanRAT.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	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5904	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
4504	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe
4280	TrojanRAT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4280	TrojanRAT.exe
Token: SeDebugPrivilege	1948	AsyncRat.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 5172	4280	TrojanRAT.exe	89
PID 4280 wrote to memory of 5220	4280	TrojanRAT.exe	91
PID 5172 wrote to memory of 4504	5172	cmd.exe	93
PID 5220 wrote to memory of 5904	5220	cmd.exe	94
PID 5220 wrote to memory of 4708	5220	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\TrojanRAT.exe
"C:\Users\Admin\AppData\Local\Temp\TrojanRAT.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5172
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4504
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB532.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5220
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5904
- - C:\Users\Admin\AppData\Roaming\AsyncRat.exe
    "C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4708

C:\Users\Admin\AppData\Roaming\AsyncRat.exe
"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1948

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

tmpB532.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpB532.tmp.bat
Size 152B
SHA256 070482108b097d187e820051b392951629c9293bd42f34878d46cefa6a3e9998
MD5 580f339b5a52cf8dace7a79d97ef831e
SHA1 706c37ec2cda095d717d4e26ba83914b153ed3b3
SHA512 a5d7ca364a15772f7da8899f3fea1f8f45055acb5c6b740d8ae782cd6fd887184b0b153c23507e4017f324cc130fe0ca294ae3b25ed8f749abe6ad71a6078995
TLSH
T1BAC02B8392C9EB1F2C05341317FADC9C917B7C593F40BB40D30844AE128095CF0E9341
MD5 SHA1 SHA512 TLSH

Submit Download

AsyncRat.exe

Path C:\Users\Admin\AppData\Roaming\AsyncRat.exe
Size 56KB
SHA256 48ed3b677a7215326b3d60bdf620d0fbb197f654a8535f277e9c18e8a01d8998
MD5 f313c2d60453ffba08932a408f3c791f
SHA1 7ff2707e4ab579e3f7ea7a127054bec6c53a389f
SHA512 b7e55c74f840b0ec7ab001fc54a1aa8b82dfe6dc4d605a0707cad46e863edd9e4b4d298d4c5b8d8290951368d3086832df31e8d18be92de60198781fb92adb92
SSDEEP 1536:2uf09TH2w24NlYJ9ebOXSa2vgI0ZmdNkejNUHLTq:2ufoTH2w2aYJ9ebOUvnDkINmq
TLSH
T1A7436C0037E88227F2BE4FB8ACF22145867AF1677A03E55D1CC4519B5613BC6DA426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1948-12-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download

memory/1948-14-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download

memory/4280-0-0x0000000074432000-0x0000000074433000-memory.dmp

Download

memory/4280-1-0x0000000000D10000-0x0000000000D24000-memory.dmp

Download

memory/4280-2-0x0000000074420000-0x0000000074BDC000-memory.dmp

Download

memory/4280-3-0x00000000058A0000-0x000000000593C000-memory.dmp

Download

memory/4280-8-0x0000000074420000-0x0000000074BDC000-memory.dmp

Download