asyncrat | f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761

Analysis

max time kernel
148s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 17:13

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General

Target
f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
Size 45KB
Sample260803-vrprhswwf1
SHA256 f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761
MD5 9916f9dafbdd24dcfc0867129f4a8098
SHA1 5c81d643b80690b4b4ee047d14a7a2cf78a3f014
SHA512 5ba54f278ebb94ab9000d17e4adea6108fcc66bd38f278fca1266ae7d5a495171ac222138af577062a2dda6423dc8bcec52ecc4258c038dae7aff69d01e22b37
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1GxJaxrPHuPIHzjbVgO3iu/hFPKUhOcpWBDZcx:RuxkJTgip2zeR3H3byOSu/DJOjdcx
TLSH
T135232B003BE9812BF2BE4F78A8F26145467AF2637603D94D1CC452DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

jphimsex.com:80
jphimsex.com:22
jphimsex.com:8080
jphimsex.com:8880
jphimsex.com:2052
jphimsex.com:2082
jphimsex.com:2086
jphimsex.com:2095
jphimsex.com:443
jphimsex.com:2053
jphimsex.com:2083
jphimsex.com:2087
jphimsex.com:2096
jphimsex.com:8443
www.jphimsex.com:80
www.jphimsex.com:22
www.jphimsex.com:8080
www.jphimsex.com:8880
www.jphimsex.com:2052
www.jphimsex.com:2082
www.jphimsex.com:2086
www.jphimsex.com:2095
www.jphimsex.com:443
www.jphimsex.com:2053
www.jphimsex.com:2083
www.jphimsex.com:2087
www.jphimsex.com:2096
www.jphimsex.com:8443
agenttesla.jphimsex.com:80
agenttesla.jphimsex.com:22
agenttesla.jphimsex.com:8080
agenttesla.jphimsex.com:8880
agenttesla.jphimsex.com:2052
agenttesla.jphimsex.com:2082
agenttesla.jphimsex.com:2086
agenttesla.jphimsex.com:2095
agenttesla.jphimsex.com:443
agenttesla.jphimsex.com:2053
agenttesla.jphimsex.com:2083
agenttesla.jphimsex.com:2087
agenttesla.jphimsex.com:2096
agenttesla.jphimsex.com:8443
malware.jphimsex.com:80
malware.jphimsex.com:22
malware.jphimsex.com:8080
malware.jphimsex.com:8880
malware.jphimsex.com:2052
malware.jphimsex.com:2082
malware.jphimsex.com:2086
malware.jphimsex.com:2095
malware.jphimsex.com:443
malware.jphimsex.com:2053
malware.jphimsex.com:2083
malware.jphimsex.com:2087
malware.jphimsex.com:2096
malware.jphimsex.com:8443

Mutex

nXUBSsTRkpef

Attributes

delay
0
install
true
install_file
lw9nzprk.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/0x000d00000001c581-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
968	lw9nzprk.exe
4408	lw9nzprk.exe

Outbound SSH connection to public host 2 TTPs 1 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc
SSH destination	11	104.21.81.141:22

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
1464	cmd.exe
3884	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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lw9nzprk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lw9nzprk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.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
4580	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
3468	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
Token: SeDebugPrivilege	968	lw9nzprk.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 1464	2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe	89
PID 2744 wrote to memory of 3884	2744	f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe	91
PID 1464 wrote to memory of 3468	1464	cmd.exe	93
PID 3884 wrote to memory of 4580	3884	cmd.exe	94
PID 3884 wrote to memory of 4408	3884	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe
"C:\Users\Admin\AppData\Local\Temp\f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lw9nzprk" /tr '"C:\Users\Admin\AppData\Roaming\lw9nzprk.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1464
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "lw9nzprk" /tr '"C:\Users\Admin\AppData\Roaming\lw9nzprk.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3468
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5922.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3884
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4580
- - C:\Users\Admin\AppData\Roaming\lw9nzprk.exe
    "C:\Users\Admin\AppData\Roaming\lw9nzprk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4408

C:\Users\Admin\AppData\Roaming\lw9nzprk.exe
"C:\Users\Admin\AppData\Roaming\lw9nzprk.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:968

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

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmp5922.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp5922.tmp.bat
Size 152B
SHA256 e9ec8e01dd6869916dc12749488b513725f7e9ad6b65585d1289249c607f8e16
MD5 1f1cda6e5687d4450730e998c110e6d2
SHA1 02da1e8ccea8112f3879d5870046e04c7995882c
SHA512 8e9fe5520a04e77ed4d0edec63ad14e60ca855f546be91e0faf045ff4d861753b29bb87ac9441ffb84431b447ef49149ef670c03a13d6aedf8e94443fa361d2d
TLSH
T13FC08C9259C9AB1F2806181316BA9A8C9166681A3E40AB408B04400E1284858E4D9241
MD5 SHA1 SHA512 TLSH

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lw9nzprk.exe

Path C:\Users\Admin\AppData\Roaming\lw9nzprk.exe
Size 45KB
SHA256 f102f8cd7d35168f49a94b3a7db6ca4573e08123276281962d3f08614ccc7761
MD5 9916f9dafbdd24dcfc0867129f4a8098
SHA1 5c81d643b80690b4b4ee047d14a7a2cf78a3f014
SHA512 5ba54f278ebb94ab9000d17e4adea6108fcc66bd38f278fca1266ae7d5a495171ac222138af577062a2dda6423dc8bcec52ecc4258c038dae7aff69d01e22b37
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1GxJaxrPHuPIHzjbVgO3iu/hFPKUhOcpWBDZcx:RuxkJTgip2zeR3H3byOSu/DJOjdcx
TLSH
T135232B003BE9812BF2BE4F78A8F26145467AF2637603D94D1CC452DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/968-12-0x0000000074D00000-0x00000000754BC000-memory.dmp

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memory/968-14-0x0000000074D00000-0x00000000754BC000-memory.dmp

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memory/2744-0-0x0000000074E82000-0x0000000074E83000-memory.dmp

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memory/2744-1-0x0000000000690000-0x00000000006A2000-memory.dmp

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memory/2744-2-0x0000000074E70000-0x000000007562C000-memory.dmp

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memory/2744-3-0x0000000005040000-0x00000000050DC000-memory.dmp

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memory/2744-8-0x0000000074E70000-0x000000007562C000-memory.dmp

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