asyncrat | 30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2

Analysis

max time kernel
58s
max time network
57s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/07/2026, 19:08

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General

Target
30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2.exe
Size 45KB
Sample260717-xtjz6abx3l
SHA256 30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2
MD5 14f7ac9576cddb8d297f365c97d7e661
SHA1 2a519953298d7fb44b414cb6429ab44d946cdfdb
SHA512 83cb0f0718a174ebad50b889c6321f604637efba713d4d30326f55c316baf2d0fbde955673d4ac465fae2ce3635d2ee021485dbf562204b80c9faaabddb5f9d5
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1nLiE02FjMdjYkkmPIIzjbmgX3iPuKqW2rWPEvh9B8:wuZ8pT1tc2KL9wQPI3b5XSPIXrWPEBdO
TLSH
T18F232A003BE9812BF1BE4F78A9F26245467AF5737603D6891CC441DB5723BC68643AEE
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

phimsexvn.mobi:80
phimsexvn.mobi:22
phimsexvn.mobi:8080
phimsexvn.mobi:8880
phimsexvn.mobi:2052
phimsexvn.mobi:2082
phimsexvn.mobi:2086
phimsexvn.mobi:2095
phimsexvn.mobi:443
phimsexvn.mobi:2053
phimsexvn.mobi:2083
phimsexvn.mobi:2087
phimsexvn.mobi:2096
phimsexvn.mobi:8443
www.phimsexvn.mobi:80
www.phimsexvn.mobi:22
www.phimsexvn.mobi:8080
www.phimsexvn.mobi:8880
www.phimsexvn.mobi:2052
www.phimsexvn.mobi:2082
www.phimsexvn.mobi:2086
www.phimsexvn.mobi:2095
www.phimsexvn.mobi:443
www.phimsexvn.mobi:2053
www.phimsexvn.mobi:2083
www.phimsexvn.mobi:2087
www.phimsexvn.mobi:2096
www.phimsexvn.mobi:8443
malware.phimsexvn.mobi:80
malware.phimsexvn.mobi:22
malware.phimsexvn.mobi:8080
malware.phimsexvn.mobi:8880
malware.phimsexvn.mobi:2052
malware.phimsexvn.mobi:2082
malware.phimsexvn.mobi:2086
malware.phimsexvn.mobi:2095
malware.phimsexvn.mobi:443
malware.phimsexvn.mobi:2053
malware.phimsexvn.mobi:2083
malware.phimsexvn.mobi:2087
malware.phimsexvn.mobi:2096
malware.phimsexvn.mobi:8443
rat.phimsexvn.mobi:80
rat.phimsexvn.mobi:22
rat.phimsexvn.mobi:8080
rat.phimsexvn.mobi:8880
rat.phimsexvn.mobi:2052
rat.phimsexvn.mobi:2082
rat.phimsexvn.mobi:2086
rat.phimsexvn.mobi:2095
rat.phimsexvn.mobi:443
rat.phimsexvn.mobi:2053
rat.phimsexvn.mobi:2083
rat.phimsexvn.mobi:2087
rat.phimsexvn.mobi:2096
rat.phimsexvn.mobi:8443

Mutex

I0mdHZ22Amod

Attributes

delay
0
install
true
install_file
bgy4.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/0x000e00000001c44d-10.dat	family_asyncrat

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
5508	cmd.exe
1160	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1920	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
2044	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2.exe
"C:\Users\Admin\AppData\Local\Temp\30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2956
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "bgy4" /tr '"C:\Users\Admin\AppData\Roaming\bgy4.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  PID:5508
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "bgy4" /tr '"C:\Users\Admin\AppData\Roaming\bgy4.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2044
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1786.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  PID:1160
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1920
- - C:\Users\Admin\AppData\Roaming\bgy4.exe
    "C:\Users\Admin\AppData\Roaming\bgy4.exe"
    3⤵
    PID:4220

C:\Users\Admin\AppData\Roaming\bgy4.exe
"C:\Users\Admin\AppData\Roaming\bgy4.exe"
1⤵
PID:3468

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp1786.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp1786.tmp.bat
Size 148B
SHA256 9b1ecea31326cb770f47743fc1cf5375b5c5f517d4119b5dd886d5fc0ef0bec9
MD5 b3130120a6b4db3fae34894cb926ffe2
SHA1 3114352feba87101b912ed4030957a35ab8c5865
SHA512 fd9d332ace6046bdc6abc50de2d4727bb5405643fdcbdcdb8a53727ab48eb1f0e3a63046785a6ae190f2f6663ea4c5c16e55f45ab8f205a45be9fa948150b37c
TLSH
T180C02B4261C5EA1E7809181303FAD59D9172AC593F44FB00C304441E228044CF0D9345
MD5 SHA1 SHA512 TLSH

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bgy4.exe

Path C:\Users\Admin\AppData\Roaming\bgy4.exe
Size 45KB
SHA256 30507f7c6f9c400ca3a18baf74c60794e307917a56ba757f2501fa6c7adacfa2
MD5 14f7ac9576cddb8d297f365c97d7e661
SHA1 2a519953298d7fb44b414cb6429ab44d946cdfdb
SHA512 83cb0f0718a174ebad50b889c6321f604637efba713d4d30326f55c316baf2d0fbde955673d4ac465fae2ce3635d2ee021485dbf562204b80c9faaabddb5f9d5
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1nLiE02FjMdjYkkmPIIzjbmgX3iPuKqW2rWPEvh9B8:wuZ8pT1tc2KL9wQPI3b5XSPIXrWPEBdO
TLSH
T18F232A003BE9812BF1BE4F78A9F26245467AF5737603D6891CC441DB5723BC68643AEE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2956-0-0x0000000074EE2000-0x0000000074EE3000-memory.dmp

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memory/2956-1-0x0000000000A00000-0x0000000000A12000-memory.dmp

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memory/2956-2-0x0000000074ED0000-0x000000007568C000-memory.dmp

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memory/2956-3-0x0000000005420000-0x00000000054BC000-memory.dmp

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memory/2956-8-0x0000000074ED0000-0x000000007568C000-memory.dmp

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memory/3468-12-0x0000000074D60000-0x000000007551C000-memory.dmp

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memory/3468-14-0x0000000074D60000-0x000000007551C000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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