asyncrat | c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16

Analysis

max time kernel
58s
max time network
34s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/11/2026, 19:08

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General

Target
c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16.exe
Size 56KB
Sample261102-xtqspswwhw
SHA256 c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16
MD5 0a862df16f62fbf742b8a9ccfc14dca2
SHA1 e95bceaebaba6156355400a6b446117cfe7f5bc6
SHA512 f141dbc5fc5d99fd73974e534a52d51f31d96be98353c231bc26a550fffd8408dd38c97fb97c412e9eb32fca96213b690e26c2165de906e0e0ff3fdf1a753155
SSDEEP 1536:erdhcPCmdXESfrbRXS5hVmVLykejNUHLi/:6d2ESfrbR+hVmAkINX/
TLSH
T10A435C003BE8912BF67E4BB8A9F221444679F2673603E99D2CD050DB5613FC6DA436ED
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default discovery asyncrat rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

fly88-vn04.com:443
fly88-vn04.com:8848
fly88-vn04.com:8080

Mutex

tnItZRPvsahz

Attributes

delay
3
install
true
install_file
GoogleChrome.exe
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	1820	WerFault.exe	88

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	c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16.exe

C:\Users\Admin\AppData\Local\Temp\c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16.exe
"C:\Users\Admin\AppData\Local\Temp\c1e3ffc959d0053d189a791089a94b90db7f25e75b24f7727b350dee9d329c16.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1820
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 760
  2⤵
  - Program crash
  PID:2088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1820 -ip 1820
1⤵
PID:1224

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1820-0-0x0000000000600000-0x0000000000614000-memory.dmp

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