asyncrat | 9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90

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
04/08/2026, 14:20

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General

Target
9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
Size 45KB
Sample260804-rntdrayzez
SHA256 9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90
MD5 053fd5b2a98f0998179eba5cd9dfe217
SHA1 ba9daac4f3f757eb37898333b427e616827f87dc
SHA512 f06f9d19e24917cedd9de2f3a1c7e6cfb113ac7f32d1372ceca4109edd8286fd67f77d2a773c9a76737ce6b199a5bcba5441ffdf029d7cd7339ed779583de948
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1nL5P02FUFd8Ykk8PIxzjb4gX3iKA4MpcojNZBDZMx:wuZ8pT1tc2KLDmTBx3bvXSKATVdMx
TLSH
T168233B0037E9812BF6BE4F7898F26205867BF5637603D6491CC451DB5A23BC68643AFE
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

sas-cdn.com:80
sas-cdn.com:22
sas-cdn.com:8080
sas-cdn.com:8880
sas-cdn.com:2052
sas-cdn.com:2082
sas-cdn.com:2086
sas-cdn.com:2095
sas-cdn.com:443
sas-cdn.com:2053
sas-cdn.com:2083
sas-cdn.com:2087
sas-cdn.com:2096
sas-cdn.com:8443
www.sas-cdn.com:80
www.sas-cdn.com:22
www.sas-cdn.com:8080
www.sas-cdn.com:8880
www.sas-cdn.com:2052
www.sas-cdn.com:2082
www.sas-cdn.com:2086
www.sas-cdn.com:2095
www.sas-cdn.com:443
www.sas-cdn.com:2053
www.sas-cdn.com:2083
www.sas-cdn.com:2087
www.sas-cdn.com:2096
www.sas-cdn.com:8443
lokibot.sas-cdn.com:80
lokibot.sas-cdn.com:22
lokibot.sas-cdn.com:8080
lokibot.sas-cdn.com:8880
lokibot.sas-cdn.com:2052
lokibot.sas-cdn.com:2082
lokibot.sas-cdn.com:2086
lokibot.sas-cdn.com:2095
lokibot.sas-cdn.com:443
lokibot.sas-cdn.com:2053
lokibot.sas-cdn.com:2083
lokibot.sas-cdn.com:2087
lokibot.sas-cdn.com:2096
lokibot.sas-cdn.com:8443
triton.sas-cdn.com:80
triton.sas-cdn.com:22
triton.sas-cdn.com:8080
triton.sas-cdn.com:8880
triton.sas-cdn.com:2052
triton.sas-cdn.com:2082
triton.sas-cdn.com:2086
triton.sas-cdn.com:2095
triton.sas-cdn.com:443
triton.sas-cdn.com:2053
triton.sas-cdn.com:2083
triton.sas-cdn.com:2087
triton.sas-cdn.com:2096
triton.sas-cdn.com:8443

Mutex

PNtUZJxe2A5W

Attributes

delay
0
install
true
install_file
pez3.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/0x00030000000170b9-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2016	pez3.exe
5648	pez3.exe

Outbound SSH connection to public host 2 TTPs 1 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	9	79.127.134.131:22

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
4736	cmd.exe
4580	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pez3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pez3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4808	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
3980	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 992 wrote to memory of 4736	992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe	89
PID 992 wrote to memory of 4580	992	9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe	91
PID 4736 wrote to memory of 3980	4736	cmd.exe	93
PID 4580 wrote to memory of 4808	4580	cmd.exe	94
PID 4580 wrote to memory of 5648	4580	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe
"C:\Users\Admin\AppData\Local\Temp\9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pez3" /tr '"C:\Users\Admin\AppData\Roaming\pez3.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4736
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pez3" /tr '"C:\Users\Admin\AppData\Roaming\pez3.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3980
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCDF9.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4580
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4808
- - C:\Users\Admin\AppData\Roaming\pez3.exe
    "C:\Users\Admin\AppData\Roaming\pez3.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5648

C:\Users\Admin\AppData\Roaming\pez3.exe
"C:\Users\Admin\AppData\Roaming\pez3.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2016

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

tmpCDF9.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpCDF9.tmp.bat
Size 148B
SHA256 8da171e858ae615cc79874c254a0c6993f38e2975852150fe359ba7c4e3ba8a4
MD5 0f11de6c69ee5bc020d582015e61db05
SHA1 dffb073c8a81554aed6520c87a36b39ab9c59063
SHA512 8b9cd28b0f3d81339d80fefd52eb6e2039a4e5b17e8f8efcc6f751ea46d3d9653f6d6f5467cf75a7cd93ca1d573bf049b5303d132bc81209bfd7c1d81e7c1b76
TLSH
T14DC02B83D5CAEA4E3D0554230AFFD88C91736C1D3F44BB40D304814D268046CF0DA345
MD5 SHA1 SHA512 TLSH

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pez3.exe

Path C:\Users\Admin\AppData\Roaming\pez3.exe
Size 45KB
SHA256 9ca2688e1aec37074b8dc86d9308cac31ce94ffe73112a1e86bbb44bc5d2ea90
MD5 053fd5b2a98f0998179eba5cd9dfe217
SHA1 ba9daac4f3f757eb37898333b427e616827f87dc
SHA512 f06f9d19e24917cedd9de2f3a1c7e6cfb113ac7f32d1372ceca4109edd8286fd67f77d2a773c9a76737ce6b199a5bcba5441ffdf029d7cd7339ed779583de948
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1nL5P02FUFd8Ykk8PIxzjb4gX3iKA4MpcojNZBDZMx:wuZ8pT1tc2KLDmTBx3bvXSKATVdMx
TLSH
T168233B0037E9812BF6BE4F7898F26205867BF5637603D6491CC451DB5A23BC68643AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/992-0-0x0000000074BD2000-0x0000000074BD3000-memory.dmp

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memory/992-1-0x0000000000EA0000-0x0000000000EB2000-memory.dmp

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memory/992-2-0x0000000074BC0000-0x000000007537C000-memory.dmp

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memory/992-3-0x0000000005A30000-0x0000000005ACC000-memory.dmp

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memory/992-8-0x0000000074BC0000-0x000000007537C000-memory.dmp

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memory/2016-12-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/2016-14-0x0000000074AA0000-0x000000007525C000-memory.dmp

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