asyncrat | 03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 02:48

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General

Target
03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
Size 45KB
Sample260720-daq5ksc12n
SHA256 03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d
MD5 2b7f164dbd063d4420863ef3804fb51a
SHA1 60d927bf02e8c6244df1995b54937a70dacc24c2
SHA512 3c78e0e03a0e55c1aecad36bd343abcc38f1e04250a940347d68ed18f7baf020079592a1272a2bf71b250c8173765b46d225e77fa2567b0f32a00ffc3cf2293c
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFvzdAAyPMlL8TfPIMWzjbXgX3HllDZ0g2UI0tijBDZG:MuLAZTnbg26lvlL+4MW3bwX3llKg2U7T
TLSH
T141233C003BE8C12BF1BE4FB8ADF26145867AF5736603D68A1CC451975A13FC68642AFD
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

dagatructiep.ph:80
dagatructiep.ph:22
dagatructiep.ph:8080
dagatructiep.ph:8880
dagatructiep.ph:2052
dagatructiep.ph:2082
dagatructiep.ph:2086
dagatructiep.ph:2095
dagatructiep.ph:443
dagatructiep.ph:2053
dagatructiep.ph:2083
dagatructiep.ph:2087
dagatructiep.ph:2096
dagatructiep.ph:8443
www.dagatructiep.ph:80
www.dagatructiep.ph:22
www.dagatructiep.ph:8080
www.dagatructiep.ph:8880
www.dagatructiep.ph:2052
www.dagatructiep.ph:2082
www.dagatructiep.ph:2086
www.dagatructiep.ph:2095
www.dagatructiep.ph:443
www.dagatructiep.ph:2053
www.dagatructiep.ph:2083
www.dagatructiep.ph:2087
www.dagatructiep.ph:2096
www.dagatructiep.ph:8443
blaster.dagatructiep.ph:80
blaster.dagatructiep.ph:22
blaster.dagatructiep.ph:8080
blaster.dagatructiep.ph:8880
blaster.dagatructiep.ph:2052
blaster.dagatructiep.ph:2082
blaster.dagatructiep.ph:2086
blaster.dagatructiep.ph:2095
blaster.dagatructiep.ph:443
blaster.dagatructiep.ph:2053
blaster.dagatructiep.ph:2083
blaster.dagatructiep.ph:2087
blaster.dagatructiep.ph:2096
blaster.dagatructiep.ph:8443
malware.dagatructiep.ph:80
malware.dagatructiep.ph:22
malware.dagatructiep.ph:8080
malware.dagatructiep.ph:8880
malware.dagatructiep.ph:2052
malware.dagatructiep.ph:2082
malware.dagatructiep.ph:2086
malware.dagatructiep.ph:2095
malware.dagatructiep.ph:443
malware.dagatructiep.ph:2053
malware.dagatructiep.ph:2083
malware.dagatructiep.ph:2087
malware.dagatructiep.ph:2096
malware.dagatructiep.ph:8443
remote.dagatructiep.ph:80
remote.dagatructiep.ph:22
remote.dagatructiep.ph:8080
remote.dagatructiep.ph:8880
remote.dagatructiep.ph:2052
remote.dagatructiep.ph:2082
remote.dagatructiep.ph:2086
remote.dagatructiep.ph:2095
remote.dagatructiep.ph:443
remote.dagatructiep.ph:2053
remote.dagatructiep.ph:2083
remote.dagatructiep.ph:2087
remote.dagatructiep.ph:2096
remote.dagatructiep.ph:8443

Mutex

CqM69nqEM0fl

Attributes

delay
0
install
true
install_file
48j2s.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/0x000e00000001c56b-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1220	48j2s.exe
4064	48j2s.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5232	cmd.exe
2400	cmd.exe

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	48j2s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	48j2s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4880	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
3452	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5804 wrote to memory of 5232	5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe	89
PID 5804 wrote to memory of 2400	5804	03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe	91
PID 2400 wrote to memory of 4880	2400	cmd.exe	93
PID 5232 wrote to memory of 3452	5232	cmd.exe	94
PID 2400 wrote to memory of 4064	2400	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe
"C:\Users\Admin\AppData\Local\Temp\03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "48j2s" /tr '"C:\Users\Admin\AppData\Roaming\48j2s.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5232
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "48j2s" /tr '"C:\Users\Admin\AppData\Roaming\48j2s.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3452
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3A7F.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4880
- - C:\Users\Admin\AppData\Roaming\48j2s.exe
    "C:\Users\Admin\AppData\Roaming\48j2s.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4064

C:\Users\Admin\AppData\Roaming\48j2s.exe
"C:\Users\Admin\AppData\Roaming\48j2s.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1220

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

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Downloads

tmp3A7F.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3A7F.tmp.bat
Size 149B
SHA256 2317314b75b8799fe1c4e52318e502666b8e23e2d24dc2a0a216688117c1a5ea
MD5 bd577a0ef5eead74b35a82ff52acb6e9
SHA1 dbfcf0bd2d59a2f9b967c8d343f1ce90360284b0
SHA512 12887bdc1d989d7a6cb7d95e1103dfb0bd9aa43169d915480aa1280d1d4c6ea32e557c39e7e02c6c735deca8eb2d8744b08238bf7b16415ecc5002e289ebeccf
TLSH
T140C02B5296C6FE5F2C09986327FAD48CA1726C193F80BB00D349801D268084CF0DA342
MD5 SHA1 SHA512 TLSH

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48j2s.exe

Path C:\Users\Admin\AppData\Roaming\48j2s.exe
Size 45KB
SHA256 03658b0ac01bade3450aa8865d51df553329b001d6b13f1b800af9484e9cc58d
MD5 2b7f164dbd063d4420863ef3804fb51a
SHA1 60d927bf02e8c6244df1995b54937a70dacc24c2
SHA512 3c78e0e03a0e55c1aecad36bd343abcc38f1e04250a940347d68ed18f7baf020079592a1272a2bf71b250c8173765b46d225e77fa2567b0f32a00ffc3cf2293c
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFvzdAAyPMlL8TfPIMWzjbXgX3HllDZ0g2UI0tijBDZG:MuLAZTnbg26lvlL+4MW3bwX3llKg2U7T
TLSH
T141233C003BE8C12BF1BE4FB8ADF26145867AF5736603D68A1CC451975A13FC68642AFD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1220-12-0x0000000074D60000-0x000000007551C000-memory.dmp

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memory/1220-14-0x0000000074D60000-0x000000007551C000-memory.dmp

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memory/5804-0-0x0000000074D72000-0x0000000074D73000-memory.dmp

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memory/5804-1-0x0000000000750000-0x0000000000762000-memory.dmp

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memory/5804-2-0x0000000074D60000-0x000000007551C000-memory.dmp

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memory/5804-3-0x0000000005250000-0x00000000052EC000-memory.dmp

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memory/5804-9-0x0000000074D60000-0x000000007551C000-memory.dmp

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