asyncrat | 2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/07/2026, 05:38

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
Size 45KB
Sample260710-gbthwae15v
SHA256 2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a
MD5 a62479cf22d81538e89753aab6f11cdf
SHA1 49ee0891e6c02b7856b434d353b1f50c9bd52586
SHA512 4b43fc3fcd1b1d8f8a531e13da175e7f8dff2c5c67cdc75fce32c78ff357f483024f369de807b8c489de7e8614b494a4691a35033339dd8442bf98f4f7d5e1ea
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFvZTohEaSPIszjbTgX3imxn0u8BvBDZEx:MuLAZTnbg2O4Ea7s3bMXSmyxZdEx
TLSH
T151231B003BE8822BF2BE4F7899F26145867EF6B36603D5891CC401DB5613BC6DA426FD
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

getinspiredbycathy.com:80
getinspiredbycathy.com:22
getinspiredbycathy.com:8080
getinspiredbycathy.com:8880
getinspiredbycathy.com:2052
getinspiredbycathy.com:2082
getinspiredbycathy.com:2086
getinspiredbycathy.com:2095
getinspiredbycathy.com:443
getinspiredbycathy.com:2053
getinspiredbycathy.com:2083
getinspiredbycathy.com:2087
getinspiredbycathy.com:2096
getinspiredbycathy.com:8443
www.getinspiredbycathy.com:80
www.getinspiredbycathy.com:22
www.getinspiredbycathy.com:8080
www.getinspiredbycathy.com:8880
www.getinspiredbycathy.com:2052
www.getinspiredbycathy.com:2082
www.getinspiredbycathy.com:2086
www.getinspiredbycathy.com:2095
www.getinspiredbycathy.com:443
www.getinspiredbycathy.com:2053
www.getinspiredbycathy.com:2083
www.getinspiredbycathy.com:2087
www.getinspiredbycathy.com:2096
www.getinspiredbycathy.com:8443
triton.getinspiredbycathy.com:80
triton.getinspiredbycathy.com:22
triton.getinspiredbycathy.com:8080
triton.getinspiredbycathy.com:8880
triton.getinspiredbycathy.com:2052
triton.getinspiredbycathy.com:2082
triton.getinspiredbycathy.com:2086
triton.getinspiredbycathy.com:2095
triton.getinspiredbycathy.com:443
triton.getinspiredbycathy.com:2053
triton.getinspiredbycathy.com:2083
triton.getinspiredbycathy.com:2087
triton.getinspiredbycathy.com:2096
triton.getinspiredbycathy.com:8443
ursnif.getinspiredbycathy.com:80
ursnif.getinspiredbycathy.com:22
ursnif.getinspiredbycathy.com:8080
ursnif.getinspiredbycathy.com:8880
ursnif.getinspiredbycathy.com:2052
ursnif.getinspiredbycathy.com:2082
ursnif.getinspiredbycathy.com:2086
ursnif.getinspiredbycathy.com:2095
ursnif.getinspiredbycathy.com:443
ursnif.getinspiredbycathy.com:2053
ursnif.getinspiredbycathy.com:2083
ursnif.getinspiredbycathy.com:2087
ursnif.getinspiredbycathy.com:2096
ursnif.getinspiredbycathy.com:8443

Mutex

WrcbYsF9tLH1

Attributes

delay
0
install
true
install_file
3u6w4.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/0x000f00000001c51c-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5116	3u6w4.exe
600	3u6w4.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	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3u6w4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3u6w4.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4556	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
4500	schtasks.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
Token: SeDebugPrivilege	5116	3u6w4.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3492 wrote to memory of 4052	3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe	86
PID 3492 wrote to memory of 3448	3492	2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe	88
PID 4052 wrote to memory of 4500	4052	cmd.exe	90
PID 3448 wrote to memory of 4556	3448	cmd.exe	91
PID 3448 wrote to memory of 600	3448	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe
"C:\Users\Admin\AppData\Local\Temp\2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "3u6w4" /tr '"C:\Users\Admin\AppData\Roaming\3u6w4.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4052
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "3u6w4" /tr '"C:\Users\Admin\AppData\Roaming\3u6w4.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4500
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp73.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3448
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4556
- - C:\Users\Admin\AppData\Roaming\3u6w4.exe
    "C:\Users\Admin\AppData\Roaming\3u6w4.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:600

C:\Users\Admin\AppData\Roaming\3u6w4.exe
"C:\Users\Admin\AppData\Roaming\3u6w4.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5116

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

tmp73.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp73.tmp.bat
Size 147B
SHA256 1b945c5888c42efa02f83c4d0df8fd8ef935d73ec7903a2d4f06ec40e45a629e
MD5 48eccab4604ae9e1c1df5408b372b7fc
SHA1 15cbeaf9f70e776fdca506afce1f6b711a6667af
SHA512 5488f522a2bc78125dc52ba0c8144367f147a9827556b25007454febbe4aeabf16f10ac74877186f596ed94d79ce6a64e8b83c2278819b23be361f49d7150d44
TLSH
T1C5C02B4252C6EA8F7906145303FAD48C91726C1D3F40BB00C304401D16C0C69F8DF342
MD5 SHA1 SHA512 TLSH

Submit Download

3u6w4.exe

Path C:\Users\Admin\AppData\Roaming\3u6w4.exe
Size 45KB
SHA256 2f578726cc073870f350436bb8291088564a01337048fa9347801f8553ffa77a
MD5 a62479cf22d81538e89753aab6f11cdf
SHA1 49ee0891e6c02b7856b434d353b1f50c9bd52586
SHA512 4b43fc3fcd1b1d8f8a531e13da175e7f8dff2c5c67cdc75fce32c78ff357f483024f369de807b8c489de7e8614b494a4691a35033339dd8442bf98f4f7d5e1ea
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFvZTohEaSPIszjbTgX3imxn0u8BvBDZEx:MuLAZTnbg2O4Ea7s3bMXSmyxZdEx
TLSH
T151231B003BE8822BF2BE4F7899F26145867EF6B36603D5891CC401DB5613BC6DA426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3492-0-0x0000000074A82000-0x0000000074A83000-memory.dmp

Download

memory/3492-1-0x0000000000730000-0x0000000000742000-memory.dmp

Download

memory/3492-2-0x0000000074A70000-0x000000007522C000-memory.dmp

Download

memory/3492-3-0x0000000005290000-0x000000000532C000-memory.dmp

Download

memory/3492-8-0x0000000074A70000-0x000000007522C000-memory.dmp

Download

memory/5116-12-0x0000000074870000-0x000000007502C000-memory.dmp

Download

memory/5116-14-0x0000000074870000-0x000000007502C000-memory.dmp

Download