asyncrat | 4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/09/2026, 17:22

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General

Target
4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
Size 45KB
Sample260919-vx3wbsvxds
SHA256 4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7
MD5 af181d35e4f30bcc808249a0c9bb172b
SHA1 6212a6800dd81217e3a059063bb2f5348bd4c297
SHA512 685e0ccfd90dd8dd5dd5d5a53a49655bbdd49fd35d92a20c3460ad492488977c9d8d6f691e2c51e7dbc6a3dda49f213730c025dbd6c6792c53b5a0b88ce605f1
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1LT2QAm7PI1WjbbgX3imABdbBaTjg8e3mVBBDZUx:cu6YepTPso2JT1abkXSmKWo6/dUx
TLSH
T15D231B103BE8C23BF2BE4F7858F26145867AF6636503D9492CC411DB5613FC69A426FE
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

phimsexsub.fun:80
phimsexsub.fun:22
phimsexsub.fun:8080
phimsexsub.fun:8880
phimsexsub.fun:2052
phimsexsub.fun:2082
phimsexsub.fun:2086
phimsexsub.fun:2095
phimsexsub.fun:443
phimsexsub.fun:2053
phimsexsub.fun:2083
phimsexsub.fun:2087
phimsexsub.fun:2096
phimsexsub.fun:8443
www.phimsexsub.fun:80
www.phimsexsub.fun:22
www.phimsexsub.fun:8080
www.phimsexsub.fun:8880
www.phimsexsub.fun:2052
www.phimsexsub.fun:2082
www.phimsexsub.fun:2086
www.phimsexsub.fun:2095
www.phimsexsub.fun:443
www.phimsexsub.fun:2053
www.phimsexsub.fun:2083
www.phimsexsub.fun:2087
www.phimsexsub.fun:2096
www.phimsexsub.fun:8443
invasive.phimsexsub.fun:80
invasive.phimsexsub.fun:22
invasive.phimsexsub.fun:8080
invasive.phimsexsub.fun:8880
invasive.phimsexsub.fun:2052
invasive.phimsexsub.fun:2082
invasive.phimsexsub.fun:2086
invasive.phimsexsub.fun:2095
invasive.phimsexsub.fun:443
invasive.phimsexsub.fun:2053
invasive.phimsexsub.fun:2083
invasive.phimsexsub.fun:2087
invasive.phimsexsub.fun:2096
invasive.phimsexsub.fun:8443
agenttesla.phimsexsub.fun:80
agenttesla.phimsexsub.fun:22
agenttesla.phimsexsub.fun:8080
agenttesla.phimsexsub.fun:8880
agenttesla.phimsexsub.fun:2052
agenttesla.phimsexsub.fun:2082
agenttesla.phimsexsub.fun:2086
agenttesla.phimsexsub.fun:2095
agenttesla.phimsexsub.fun:443
agenttesla.phimsexsub.fun:2053
agenttesla.phimsexsub.fun:2083
agenttesla.phimsexsub.fun:2087
agenttesla.phimsexsub.fun:2096
agenttesla.phimsexsub.fun:8443
hack.phimsexsub.fun:80
hack.phimsexsub.fun:22
hack.phimsexsub.fun:8080
hack.phimsexsub.fun:8880
hack.phimsexsub.fun:2052
hack.phimsexsub.fun:2082
hack.phimsexsub.fun:2086
hack.phimsexsub.fun:2095
hack.phimsexsub.fun:443
hack.phimsexsub.fun:2053
hack.phimsexsub.fun:2083
hack.phimsexsub.fun:2087
hack.phimsexsub.fun:2096
hack.phimsexsub.fun:8443

Mutex

CuIQuqfr7FET

Attributes

delay
0
install
true
install_file
8csqltc9.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/0x000e00000001c597-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
788	8csqltc9.exe
2116	8csqltc9.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
1996	cmd.exe
5924	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	8csqltc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8csqltc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3256	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
4772	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
Token: SeDebugPrivilege	788	8csqltc9.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 52 wrote to memory of 1996	52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe	89
PID 52 wrote to memory of 5924	52	4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe	91
PID 1996 wrote to memory of 4772	1996	cmd.exe	93
PID 5924 wrote to memory of 3256	5924	cmd.exe	94
PID 5924 wrote to memory of 2116	5924	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe
"C:\Users\Admin\AppData\Local\Temp\4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:52
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "8csqltc9" /tr '"C:\Users\Admin\AppData\Roaming\8csqltc9.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "8csqltc9" /tr '"C:\Users\Admin\AppData\Roaming\8csqltc9.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4772
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp645D.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5924
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3256
- - C:\Users\Admin\AppData\Roaming\8csqltc9.exe
    "C:\Users\Admin\AppData\Roaming\8csqltc9.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2116

C:\Users\Admin\AppData\Roaming\8csqltc9.exe
"C:\Users\Admin\AppData\Roaming\8csqltc9.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:788

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

tmp645D.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp645D.tmp.bat
Size 152B
SHA256 7818fd240b19887b35efa594518b373a63c8888747071bf0faa7dfe31c2bd68c
MD5 8c07ba43e62b0c0fb822ebf402ac1bc0
SHA1 a121e3f713a6abbb089bf2e2a23d45986c245645
SHA512 48a7565f48147c0d898613acdf1d0b6f3a76bc4652a9f590a652b1abc0cf76321664a8210822ed5f1552671096cfd8fe18f3eb17b0adc0ebe3685647428a1b58
TLSH
T18DC02B4667C5EA0F2A0954730AFBD58CD176ACAD3F80FF50C344400D5680888F4DA345
MD5 SHA1 SHA512 TLSH

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8csqltc9.exe

Path C:\Users\Admin\AppData\Roaming\8csqltc9.exe
Size 45KB
SHA256 4963b690ce601221cd1a916c5f8b5e8563a17b16704322c59519c6867feb5fe7
MD5 af181d35e4f30bcc808249a0c9bb172b
SHA1 6212a6800dd81217e3a059063bb2f5348bd4c297
SHA512 685e0ccfd90dd8dd5dd5d5a53a49655bbdd49fd35d92a20c3460ad492488977c9d8d6f691e2c51e7dbc6a3dda49f213730c025dbd6c6792c53b5a0b88ce605f1
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1LT2QAm7PI1WjbbgX3imABdbBaTjg8e3mVBBDZUx:cu6YepTPso2JT1abkXSmKWo6/dUx
TLSH
T15D231B103BE8C23BF2BE4F7858F26145867AF6636503D9492CC411DB5613FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/52-0-0x00000000750D2000-0x00000000750D3000-memory.dmp

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memory/52-1-0x00000000008D0000-0x00000000008E2000-memory.dmp

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memory/52-2-0x00000000750C0000-0x000000007587C000-memory.dmp

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memory/52-3-0x00000000053F0000-0x000000000548C000-memory.dmp

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memory/52-9-0x00000000750C0000-0x000000007587C000-memory.dmp

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memory/788-12-0x00000000750C0000-0x000000007587C000-memory.dmp

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memory/788-14-0x00000000750C0000-0x000000007587C000-memory.dmp

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