asyncrat | ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 11:22

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General

Target
ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
Size 45KB
Sample260804-ng2vrsac42
SHA256 ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010
MD5 278e563c3a76d0b591d13cef27257300
SHA1 abccc5cdd7b778aacb027c9df6cb60b000b4824e
SHA512 11dd3eaf6e931e1bce7ec5ed099e066a812f1f0f2f63d1a40226177f8f1d40628fe5149c53acabb9dcb246240d8c8af02051d99ad421c390825b9d5ed50ea3f3
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9sZo3TMtPIQMjbrgX3ijWOjAeDVZwtuYBDZ8x:0u1YJTHcw2dU3Q8bUXSjTVZ4d8x
TLSH
T1A0232B0037E8812BF2BE4F78A9F26145867BF6672603D58E1CC441DB5623FC69A426FD
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

haysexcdn.net:80
haysexcdn.net:22
haysexcdn.net:8080
haysexcdn.net:8880
haysexcdn.net:2052
haysexcdn.net:2082
haysexcdn.net:2086
haysexcdn.net:2095
haysexcdn.net:443
haysexcdn.net:2053
haysexcdn.net:2083
haysexcdn.net:2087
haysexcdn.net:2096
haysexcdn.net:8443
www.haysexcdn.net:80
www.haysexcdn.net:22
www.haysexcdn.net:8080
www.haysexcdn.net:8880
www.haysexcdn.net:2052
www.haysexcdn.net:2082
www.haysexcdn.net:2086
www.haysexcdn.net:2095
www.haysexcdn.net:443
www.haysexcdn.net:2053
www.haysexcdn.net:2083
www.haysexcdn.net:2087
www.haysexcdn.net:2096
www.haysexcdn.net:8443
gootloader.haysexcdn.net:80
gootloader.haysexcdn.net:22
gootloader.haysexcdn.net:8080
gootloader.haysexcdn.net:8880
gootloader.haysexcdn.net:2052
gootloader.haysexcdn.net:2082
gootloader.haysexcdn.net:2086
gootloader.haysexcdn.net:2095
gootloader.haysexcdn.net:443
gootloader.haysexcdn.net:2053
gootloader.haysexcdn.net:2083
gootloader.haysexcdn.net:2087
gootloader.haysexcdn.net:2096
gootloader.haysexcdn.net:8443
socgholish.haysexcdn.net:80
socgholish.haysexcdn.net:22
socgholish.haysexcdn.net:8080
socgholish.haysexcdn.net:8880
socgholish.haysexcdn.net:2052
socgholish.haysexcdn.net:2082
socgholish.haysexcdn.net:2086
socgholish.haysexcdn.net:2095
socgholish.haysexcdn.net:443
socgholish.haysexcdn.net:2053
socgholish.haysexcdn.net:2083
socgholish.haysexcdn.net:2087
socgholish.haysexcdn.net:2096
socgholish.haysexcdn.net:8443

Mutex

9M4xipACey78

Attributes

delay
0
install
true
install_file
kdt93b.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/0x000e00000001c328-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1572	kdt93b.exe
1380	kdt93b.exe

Outbound SSH connection to public host 2 TTPs 3 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	4	172.67.73.19:22
SSH destination	9	104.26.5.211:22
SSH destination	13	104.26.4.211:22

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
6096	cmd.exe
1740	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	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kdt93b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kdt93b.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1524	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
5560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
Token: SeDebugPrivilege	1572	kdt93b.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4316 wrote to memory of 6096	4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe	89
PID 4316 wrote to memory of 1740	4316	ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe	91
PID 6096 wrote to memory of 5560	6096	cmd.exe	93
PID 1740 wrote to memory of 1524	1740	cmd.exe	94
PID 1740 wrote to memory of 1380	1740	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe
"C:\Users\Admin\AppData\Local\Temp\ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "kdt93b" /tr '"C:\Users\Admin\AppData\Roaming\kdt93b.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:6096
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "kdt93b" /tr '"C:\Users\Admin\AppData\Roaming\kdt93b.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5560
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC762.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1524
- - C:\Users\Admin\AppData\Roaming\kdt93b.exe
    "C:\Users\Admin\AppData\Roaming\kdt93b.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1380

C:\Users\Admin\AppData\Roaming\kdt93b.exe
"C:\Users\Admin\AppData\Roaming\kdt93b.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1572

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

tmpC762.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpC762.tmp.bat
Size 150B
SHA256 c58f3bc9c5a63967b346b0fcb0662c38dac6ea5a2644c7f8b600073656a5eea5
MD5 5a525c92e115786d07387748942c5d90
SHA1 eca890359ec8dee9fe0441e703f6fc9260f108cb
SHA512 254b9b6857000dd3d7dfb301f6b626c9c74806607d7379d35a5f215d072810b3b911acbc1379cc251274cd6ad95164bd45597cefbecbc7670cc3e71ab9e2acb1
TLSH
T13CC02B8391C9EA4E380514530AFBE6CCE17A7D5A3F48BB10C308840D1680498F0D9341
MD5 SHA1 SHA512 TLSH

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kdt93b.exe

Path C:\Users\Admin\AppData\Roaming\kdt93b.exe
Size 45KB
SHA256 ce523d1edaf2f9cd0889d7a072504d88611d8ab13ab36ed9f14221a938ee9010
MD5 278e563c3a76d0b591d13cef27257300
SHA1 abccc5cdd7b778aacb027c9df6cb60b000b4824e
SHA512 11dd3eaf6e931e1bce7ec5ed099e066a812f1f0f2f63d1a40226177f8f1d40628fe5149c53acabb9dcb246240d8c8af02051d99ad421c390825b9d5ed50ea3f3
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9sZo3TMtPIQMjbrgX3ijWOjAeDVZwtuYBDZ8x:0u1YJTHcw2dU3Q8bUXSjTVZ4d8x
TLSH
T1A0232B0037E8812BF2BE4F78A9F26145867BF6672603D58E1CC441DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1572-12-0x0000000074BB0000-0x000000007536C000-memory.dmp

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memory/1572-14-0x0000000074BB0000-0x000000007536C000-memory.dmp

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memory/4316-0-0x0000000074DB2000-0x0000000074DB3000-memory.dmp

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memory/4316-1-0x00000000007C0000-0x00000000007D2000-memory.dmp

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memory/4316-2-0x0000000074DA0000-0x000000007555C000-memory.dmp

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memory/4316-3-0x0000000005300000-0x000000000539C000-memory.dmp

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memory/4316-8-0x0000000074DA0000-0x000000007555C000-memory.dmp

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