asyncrat | e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/07/2026, 04:29

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General

Target
e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
Size 45KB
Sample260714-e4a6wsgv7v
SHA256 e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a
MD5 d5aafe3fc21560537ed483aa0fc93a6e
SHA1 f2843682fabfbb5e45d74807fdf10f6db6416503
SHA512 65a88acbc9936663abd1bbb627e78fe1c2b80f32dea985a08427459b9f5a1affa8531f01cbc45327c67dbc585ecd809fda28b9e628b1d8a367ffc581bf8203e6
SSDEEP 768:EulCJTHESwgWUK3aGmo2q96DEbHB0jrOPI/izjbtgX3iYOWiULiuBDZsx:EulCJTHl42FySf3/i3b6XSQiULigdsx
TLSH
T113232B0037E8C12BF2BE4F7899F26145867AF6633603D6491CC451DB5623FC69A42AFE
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
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
stuxnet.dagatructiep.ph:80
stuxnet.dagatructiep.ph:22
stuxnet.dagatructiep.ph:8080
stuxnet.dagatructiep.ph:8880
stuxnet.dagatructiep.ph:2052
stuxnet.dagatructiep.ph:2082
stuxnet.dagatructiep.ph:2086
stuxnet.dagatructiep.ph:2095
stuxnet.dagatructiep.ph:443
stuxnet.dagatructiep.ph:2053
stuxnet.dagatructiep.ph:2083
stuxnet.dagatructiep.ph:2087
stuxnet.dagatructiep.ph:2096
stuxnet.dagatructiep.ph:8443
azorult.dagatructiep.ph:80
azorult.dagatructiep.ph:22
azorult.dagatructiep.ph:8080
azorult.dagatructiep.ph:8880
azorult.dagatructiep.ph:2052
azorult.dagatructiep.ph:2082
azorult.dagatructiep.ph:2086
azorult.dagatructiep.ph:2095
azorult.dagatructiep.ph:443
azorult.dagatructiep.ph:2053
azorult.dagatructiep.ph:2083
azorult.dagatructiep.ph:2087
azorult.dagatructiep.ph:2096
azorult.dagatructiep.ph:8443

Mutex

uCpTqxogY88R

Attributes

delay
0
install
true
install_file
s81anx.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/0x000e00000001c569-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1448	s81anx.exe
2176	s81anx.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	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	s81anx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	s81anx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4212	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
4144	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
Token: SeDebugPrivilege	1448	s81anx.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4380 wrote to memory of 1176	4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe	87
PID 4380 wrote to memory of 4316	4380	e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe	89
PID 1176 wrote to memory of 4144	1176	cmd.exe	91
PID 4316 wrote to memory of 4212	4316	cmd.exe	92
PID 4316 wrote to memory of 2176	4316	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe
"C:\Users\Admin\AppData\Local\Temp\e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "s81anx" /tr '"C:\Users\Admin\AppData\Roaming\s81anx.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1176
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "s81anx" /tr '"C:\Users\Admin\AppData\Roaming\s81anx.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4144
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE49E.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4316
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4212
- - C:\Users\Admin\AppData\Roaming\s81anx.exe
    "C:\Users\Admin\AppData\Roaming\s81anx.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2176

C:\Users\Admin\AppData\Roaming\s81anx.exe
"C:\Users\Admin\AppData\Roaming\s81anx.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1448

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

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Downloads

tmpE49E.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE49E.tmp.bat
Size 150B
SHA256 4006a3bb39668d008f0cbf62294032c8cab0d2fbc5fb0803a7c9802e7d37bc94
MD5 3054953830ed9780256b4582d023db48
SHA1 58aeed0cf3751bb27184ff9e10ebca734de850e9
SHA512 772367a5a75d0e52f0390d06df92effe626dd75aa9d8525b38e124f0771412f9adcb55bbb9cac7ad489204553cfc4dcf020092d0ed10a01cbd062f975b0c68e0
TLSH
T154C02B4261CBEA5F3D05942302FED88C95767D1D3F44BB00C308519D52C044CF4DA343
MD5 SHA1 SHA512 TLSH

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s81anx.exe

Path C:\Users\Admin\AppData\Roaming\s81anx.exe
Size 45KB
SHA256 e1875ab1c928388549112e4fa1ddcb0d29e75c0a4e40e4e3d37e65462ff6d92a
MD5 d5aafe3fc21560537ed483aa0fc93a6e
SHA1 f2843682fabfbb5e45d74807fdf10f6db6416503
SHA512 65a88acbc9936663abd1bbb627e78fe1c2b80f32dea985a08427459b9f5a1affa8531f01cbc45327c67dbc585ecd809fda28b9e628b1d8a367ffc581bf8203e6
SSDEEP 768:EulCJTHESwgWUK3aGmo2q96DEbHB0jrOPI/izjbtgX3iYOWiULiuBDZsx:EulCJTHl42FySf3/i3b6XSQiULigdsx
TLSH
T113232B0037E8C12BF2BE4F7899F26145867AF6633603D6491CC451DB5623FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1448-12-0x0000000074ED0000-0x000000007568C000-memory.dmp

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memory/1448-14-0x0000000074ED0000-0x000000007568C000-memory.dmp

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memory/4380-0-0x0000000075052000-0x0000000075053000-memory.dmp

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memory/4380-1-0x0000000000430000-0x0000000000442000-memory.dmp

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memory/4380-2-0x0000000075040000-0x00000000757FC000-memory.dmp

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memory/4380-3-0x0000000004DE0000-0x0000000004E7C000-memory.dmp

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memory/4380-8-0x0000000075040000-0x00000000757FC000-memory.dmp

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