asyncrat | cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9

Analysis

max time kernel
60s
max time network
60s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/07/2026, 20:01

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General

Target
cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9.exe
Size 45KB
Sample260718-yrsd7aew6t
SHA256 cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9
MD5 1d27678f8afd78ab8727cbe67ba2e68b
SHA1 1f50eb071aad2a3bb0324fd985b7330a696f32b2
SHA512 02d32d894ceaa6ff31c581b8c4428517c76c35f95ae3489be796c2c2b17f5986a7299a07893748f60fc77f6ee6136c3e95157fe90f081b21c5ebc6af181c8b2c
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1opt0CCM+d4CvS8PIkdjbwgX3igIeUekNlebBDZMx:wuZ8pT1tc2x/CFWBk1b3XSveAleNdMx
TLSH
T1D2231A003BE9812BF6BE4B78A8F26145467AF2633603D5491CC451DB5723FC69A43AFE
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

chichgai.one:80
chichgai.one:22
chichgai.one:8080
chichgai.one:8880
chichgai.one:2052
chichgai.one:2082
chichgai.one:2086
chichgai.one:2095
chichgai.one:443
chichgai.one:2053
chichgai.one:2083
chichgai.one:2087
chichgai.one:2096
chichgai.one:8443
www.chichgai.one:80
www.chichgai.one:22
www.chichgai.one:8080
www.chichgai.one:8880
www.chichgai.one:2052
www.chichgai.one:2082
www.chichgai.one:2086
www.chichgai.one:2095
www.chichgai.one:443
www.chichgai.one:2053
www.chichgai.one:2083
www.chichgai.one:2087
www.chichgai.one:2096
www.chichgai.one:8443
remcos.chichgai.one:80
remcos.chichgai.one:22
remcos.chichgai.one:8080
remcos.chichgai.one:8880
remcos.chichgai.one:2052
remcos.chichgai.one:2082
remcos.chichgai.one:2086
remcos.chichgai.one:2095
remcos.chichgai.one:443
remcos.chichgai.one:2053
remcos.chichgai.one:2083
remcos.chichgai.one:2087
remcos.chichgai.one:2096
remcos.chichgai.one:8443
notpetya.chichgai.one:80
notpetya.chichgai.one:22
notpetya.chichgai.one:8080
notpetya.chichgai.one:8880
notpetya.chichgai.one:2052
notpetya.chichgai.one:2082
notpetya.chichgai.one:2086
notpetya.chichgai.one:2095
notpetya.chichgai.one:443
notpetya.chichgai.one:2053
notpetya.chichgai.one:2083
notpetya.chichgai.one:2087
notpetya.chichgai.one:2096
notpetya.chichgai.one:8443

Mutex

jc6F8QZdcBPg

Attributes

delay
0
install
true
install_file
klub.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/0x002200000001c58c-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
1020	cmd.exe
2676	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	cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
820	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
5632	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9.exe
"C:\Users\Admin\AppData\Local\Temp\cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3328
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "klub" /tr '"C:\Users\Admin\AppData\Roaming\klub.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  PID:2676
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "klub" /tr '"C:\Users\Admin\AppData\Roaming\klub.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5632
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7A47.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  PID:1020
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:820
- - C:\Users\Admin\AppData\Roaming\klub.exe
    "C:\Users\Admin\AppData\Roaming\klub.exe"
    3⤵
    PID:4304

C:\Users\Admin\AppData\Roaming\klub.exe
"C:\Users\Admin\AppData\Roaming\klub.exe"
1⤵
PID:4216

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

tmp7A47.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp7A47.tmp.bat
Size 148B
SHA256 430beb2ce567b96bc5d4e11946f33191db765ce6169e098da8116fa90e9cfec5
MD5 9a5148d73a994042d3f5c388b25a1aad
SHA1 f7be7e54eaf2da5f843a6e5c6cf5b295ff1bda34
SHA512 4935ba69444cb58701830adcfcebe71d1dfa625c33acf75db6417220a8f8c4d46028fc964719bcb92bb73644662ac410f5ccc3e8d5a9939e3f2f7517e74da3d4
TLSH
T19FC02BC261C5EA5E290514A302FAD48CD2726C193F40BF10C345441D2280458F4DD381
MD5 SHA1 SHA512 TLSH

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klub.exe

Path C:\Users\Admin\AppData\Roaming\klub.exe
Size 45KB
SHA256 cea7eac9ef0667e8afb3b4d65432d9be94dfb5beaaefb6abb4128aba714508d9
MD5 1d27678f8afd78ab8727cbe67ba2e68b
SHA1 1f50eb071aad2a3bb0324fd985b7330a696f32b2
SHA512 02d32d894ceaa6ff31c581b8c4428517c76c35f95ae3489be796c2c2b17f5986a7299a07893748f60fc77f6ee6136c3e95157fe90f081b21c5ebc6af181c8b2c
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1opt0CCM+d4CvS8PIkdjbwgX3igIeUekNlebBDZMx:wuZ8pT1tc2x/CFWBk1b3XSveAleNdMx
TLSH
T1D2231A003BE9812BF6BE4B78A8F26145467AF2633603D5491CC451DB5723FC69A43AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3328-0-0x0000000074382000-0x0000000074383000-memory.dmp

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memory/3328-1-0x00000000000A0000-0x00000000000B2000-memory.dmp

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memory/3328-2-0x0000000074370000-0x0000000074B2C000-memory.dmp

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memory/3328-3-0x0000000004AB0000-0x0000000004B4C000-memory.dmp

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memory/3328-8-0x0000000074370000-0x0000000074B2C000-memory.dmp

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memory/4216-12-0x0000000074200000-0x00000000749BC000-memory.dmp

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memory/4216-14-0x0000000074200000-0x00000000749BC000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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