asyncrat | c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8

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
07/09/2026, 16:24

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General

Target
c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
Size 45KB
Sample260907-twftqs1bjd
SHA256 c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8
MD5 702bf626c28ddebe9dd0e4f007c0696f
SHA1 7f139072414a800e104af9897adf6efbd07cc4d1
SHA512 2acc1ef9ce4419bfeca1718452bdce0f0269c5bc7377d871a7d9a88261bf30353d02ab8d517afbe1580bbc8bb7fc5e0069c11e95518fc962455fb49afc27e387
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQNm//GgrOPIm8zjbGgX3iJM7Ud2hySW2Gv4guMD0lB0:cuqb5TrhG2ZmHb3Z3bZXSKwyXGv4gb0Y
TLSH
T16E233D003BE8C12BF2BE5FB898F25145867AF6636603D5891CC452DB5713FC68A426FE
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

5phutphimsex.top:80
5phutphimsex.top:22
5phutphimsex.top:8080
5phutphimsex.top:8880
5phutphimsex.top:2052
5phutphimsex.top:2082
5phutphimsex.top:2086
5phutphimsex.top:2095
5phutphimsex.top:443
5phutphimsex.top:2053
5phutphimsex.top:2083
5phutphimsex.top:2087
5phutphimsex.top:2096
5phutphimsex.top:8443
www.5phutphimsex.top:80
www.5phutphimsex.top:22
www.5phutphimsex.top:8080
www.5phutphimsex.top:8880
www.5phutphimsex.top:2052
www.5phutphimsex.top:2082
www.5phutphimsex.top:2086
www.5phutphimsex.top:2095
www.5phutphimsex.top:443
www.5phutphimsex.top:2053
www.5phutphimsex.top:2083
www.5phutphimsex.top:2087
www.5phutphimsex.top:2096
www.5phutphimsex.top:8443
notpetya.5phutphimsex.top:80
notpetya.5phutphimsex.top:22
notpetya.5phutphimsex.top:8080
notpetya.5phutphimsex.top:8880
notpetya.5phutphimsex.top:2052
notpetya.5phutphimsex.top:2082
notpetya.5phutphimsex.top:2086
notpetya.5phutphimsex.top:2095
notpetya.5phutphimsex.top:443
notpetya.5phutphimsex.top:2053
notpetya.5phutphimsex.top:2083
notpetya.5phutphimsex.top:2087
notpetya.5phutphimsex.top:2096
notpetya.5phutphimsex.top:8443
agenttesla.5phutphimsex.top:80
agenttesla.5phutphimsex.top:22
agenttesla.5phutphimsex.top:8080
agenttesla.5phutphimsex.top:8880
agenttesla.5phutphimsex.top:2052
agenttesla.5phutphimsex.top:2082
agenttesla.5phutphimsex.top:2086
agenttesla.5phutphimsex.top:2095
agenttesla.5phutphimsex.top:443
agenttesla.5phutphimsex.top:2053
agenttesla.5phutphimsex.top:2083
agenttesla.5phutphimsex.top:2087
agenttesla.5phutphimsex.top:2096
agenttesla.5phutphimsex.top:8443
blaster.5phutphimsex.top:80
blaster.5phutphimsex.top:22
blaster.5phutphimsex.top:8080
blaster.5phutphimsex.top:8880
blaster.5phutphimsex.top:2052
blaster.5phutphimsex.top:2082
blaster.5phutphimsex.top:2086
blaster.5phutphimsex.top:2095
blaster.5phutphimsex.top:443
blaster.5phutphimsex.top:2053
blaster.5phutphimsex.top:2083
blaster.5phutphimsex.top:2087
blaster.5phutphimsex.top:2096
blaster.5phutphimsex.top:8443
malware.5phutphimsex.top:80
malware.5phutphimsex.top:22
malware.5phutphimsex.top:8080
malware.5phutphimsex.top:8880
malware.5phutphimsex.top:2052
malware.5phutphimsex.top:2082
malware.5phutphimsex.top:2086
malware.5phutphimsex.top:2095
malware.5phutphimsex.top:443
malware.5phutphimsex.top:2053
malware.5phutphimsex.top:2083
malware.5phutphimsex.top:2087
malware.5phutphimsex.top:2096
malware.5phutphimsex.top:8443

Mutex

7qEkhRv4idZY

Attributes

delay
0
install
true
install_file
ngi1f.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/0x001100000001c446-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4564	ngi1f.exe
4976	ngi1f.exe

Outbound SSH connection to public host 2 TTPs 4 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	18	104.21.12.79:22
SSH destination	12	172.67.151.233:22
SSH destination	14	104.21.12.79:22
SSH destination	17	172.67.151.233:22

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
3384	cmd.exe
3200	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	ngi1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ngi1f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.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
4100	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
6132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
Token: SeDebugPrivilege	4564	ngi1f.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 3384	2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe	89
PID 2652 wrote to memory of 3200	2652	c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe	91
PID 3384 wrote to memory of 6132	3384	cmd.exe	93
PID 3200 wrote to memory of 4100	3200	cmd.exe	94
PID 3200 wrote to memory of 4976	3200	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe
"C:\Users\Admin\AppData\Local\Temp\c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ngi1f" /tr '"C:\Users\Admin\AppData\Roaming\ngi1f.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3384
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ngi1f" /tr '"C:\Users\Admin\AppData\Roaming\ngi1f.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:6132
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1294.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3200
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4100
- - C:\Users\Admin\AppData\Roaming\ngi1f.exe
    "C:\Users\Admin\AppData\Roaming\ngi1f.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4976

C:\Users\Admin\AppData\Roaming\ngi1f.exe
"C:\Users\Admin\AppData\Roaming\ngi1f.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4564

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

tmp1294.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp1294.tmp.bat
Size 149B
SHA256 17466052e3c7450cef796f7a97bdac0bc649e9fce3c5e18c80b4c0a12d9e6d96
MD5 7aec7b44990a24931dc635f3295dfce6
SHA1 bd5975cf023928190f89db411236531d90aeda5f
SHA512 12bdac4a7c8f0840ce69ac56bc226d4a07208f2286719bb8800586617f8bc87b030c67009673dd73051bac017853bdfdfb7d52991ae4f36aded3b4a202fdf51d
TLSH
T1EEC02B4252C5EA4E2A09141703FAD4ECA3737C7D3F40BB00C304404E22C0458F4D9381
MD5 SHA1 SHA512 TLSH

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ngi1f.exe

Path C:\Users\Admin\AppData\Roaming\ngi1f.exe
Size 45KB
SHA256 c42c1cb2f6e9926e72142083881fd3fd59434aae03067ea0c1f81c3f5fbfc7b8
MD5 702bf626c28ddebe9dd0e4f007c0696f
SHA1 7f139072414a800e104af9897adf6efbd07cc4d1
SHA512 2acc1ef9ce4419bfeca1718452bdce0f0269c5bc7377d871a7d9a88261bf30353d02ab8d517afbe1580bbc8bb7fc5e0069c11e95518fc962455fb49afc27e387
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQNm//GgrOPIm8zjbGgX3iJM7Ud2hySW2Gv4guMD0lB0:cuqb5TrhG2ZmHb3Z3bZXSKwyXGv4gb0Y
TLSH
T16E233D003BE8C12BF2BE5FB898F25145867AF6636603D5891CC452DB5713FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2652-0-0x0000000074912000-0x0000000074913000-memory.dmp

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memory/2652-1-0x0000000000650000-0x0000000000662000-memory.dmp

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memory/2652-2-0x0000000074900000-0x00000000750BC000-memory.dmp

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memory/2652-3-0x0000000005020000-0x00000000050BC000-memory.dmp

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memory/2652-9-0x0000000074900000-0x00000000750BC000-memory.dmp

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memory/4564-12-0x00000000748F0000-0x00000000750AC000-memory.dmp

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memory/4564-14-0x00000000748F0000-0x00000000750AC000-memory.dmp

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