asyncrat | 76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 14:56

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General

Target
76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
Size 45KB
Sample260816-sa9dgsdk8x
SHA256 76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989
MD5 6493ecf9b6283ca19ce317c77a79d798
SHA1 0e18a831bb354a62f81904aa4e0f93ed8053a374
SHA512 ab62c6384507e89941bc5e693afd986e190e9a642bc67bf9370bc7185b0c886d63c449c4a998150738790a3ad2d7fbbf767cc8d274ca3ed63a2288926f3007e6
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9q9wScq/z1OPIszjbCgl3iZrGZPVuUfmu2BDZ8x:0uPrpT/qY2ni9K3s3bllSdGJNmuYd8x
TLSH
T19A231B003BE9C12BF2BF4F7899F26105867AF6633603D64A1CC452DB5613BC69A425FD
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

ads.zorvec.name:80
ads.zorvec.name:22
ads.zorvec.name:8080
ads.zorvec.name:8880
ads.zorvec.name:2052
ads.zorvec.name:2082
ads.zorvec.name:2086
ads.zorvec.name:2095
ads.zorvec.name:443
ads.zorvec.name:2053
ads.zorvec.name:2083
ads.zorvec.name:2087
ads.zorvec.name:2096
ads.zorvec.name:8443
www.ads.zorvec.name:80
www.ads.zorvec.name:22
www.ads.zorvec.name:8080
www.ads.zorvec.name:8880
www.ads.zorvec.name:2052
www.ads.zorvec.name:2082
www.ads.zorvec.name:2086
www.ads.zorvec.name:2095
www.ads.zorvec.name:443
www.ads.zorvec.name:2053
www.ads.zorvec.name:2083
www.ads.zorvec.name:2087
www.ads.zorvec.name:2096
www.ads.zorvec.name:8443
hack.ads.zorvec.name:80
hack.ads.zorvec.name:22
hack.ads.zorvec.name:8080
hack.ads.zorvec.name:8880
hack.ads.zorvec.name:2052
hack.ads.zorvec.name:2082
hack.ads.zorvec.name:2086
hack.ads.zorvec.name:2095
hack.ads.zorvec.name:443
hack.ads.zorvec.name:2053
hack.ads.zorvec.name:2083
hack.ads.zorvec.name:2087
hack.ads.zorvec.name:2096
hack.ads.zorvec.name:8443
downadup.ads.zorvec.name:80
downadup.ads.zorvec.name:22
downadup.ads.zorvec.name:8080
downadup.ads.zorvec.name:8880
downadup.ads.zorvec.name:2052
downadup.ads.zorvec.name:2082
downadup.ads.zorvec.name:2086
downadup.ads.zorvec.name:2095
downadup.ads.zorvec.name:443
downadup.ads.zorvec.name:2053
downadup.ads.zorvec.name:2083
downadup.ads.zorvec.name:2087
downadup.ads.zorvec.name:2096
downadup.ads.zorvec.name:8443

Mutex

qCQYpv9TzAbK

Attributes

delay
0
install
true
install_file
791aezk.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/0x000e00000001c4f1-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2624	791aezk.exe
5544	791aezk.exe

Outbound SSH connection to public host 2 TTPs 2 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	104.21.28.44:22
SSH destination	10	172.67.144.58:22

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
3828	cmd.exe
4832	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	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	791aezk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	791aezk.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5508	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
1444	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
Token: SeDebugPrivilege	2624	791aezk.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 3828	1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe	89
PID 1824 wrote to memory of 4832	1824	76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe	91
PID 4832 wrote to memory of 5508	4832	cmd.exe	93
PID 3828 wrote to memory of 1444	3828	cmd.exe	94
PID 4832 wrote to memory of 5544	4832	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe
"C:\Users\Admin\AppData\Local\Temp\76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "791aezk" /tr '"C:\Users\Admin\AppData\Roaming\791aezk.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3828
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "791aezk" /tr '"C:\Users\Admin\AppData\Roaming\791aezk.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1444
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE00.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4832
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5508
- - C:\Users\Admin\AppData\Roaming\791aezk.exe
    "C:\Users\Admin\AppData\Roaming\791aezk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5544

C:\Users\Admin\AppData\Roaming\791aezk.exe
"C:\Users\Admin\AppData\Roaming\791aezk.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2624

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

tmpE00.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE00.tmp.bat
Size 150B
SHA256 61fb722972df828060b56e40c053d81982ecb65df345957ea96fb509743e77c1
MD5 6b49b70a193df99bc6b75b18495fdc20
SHA1 95c000bf2b7ec798a89a70bdb9cdd48aba3ddfbf
SHA512 1fbfdb9eed4cdc895da51c76ef186ebdc1bba6dc6733501b15fae61f1da5668c07f7e9549318112beb93afaa7a10c4a964a2465d8669ce3092b02f87de16f913
TLSH
T113C02B5255CAEA0E7D09145302FFD4DC91766C293F44BB40C304800F12C0448F0DE341
MD5 SHA1 SHA512 TLSH

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791aezk.exe

Path C:\Users\Admin\AppData\Roaming\791aezk.exe
Size 45KB
SHA256 76ee827b6cac9f2313df29a7fe688a71f9a81ab93ea513774ac9710edc815989
MD5 6493ecf9b6283ca19ce317c77a79d798
SHA1 0e18a831bb354a62f81904aa4e0f93ed8053a374
SHA512 ab62c6384507e89941bc5e693afd986e190e9a642bc67bf9370bc7185b0c886d63c449c4a998150738790a3ad2d7fbbf767cc8d274ca3ed63a2288926f3007e6
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9q9wScq/z1OPIszjbCgl3iZrGZPVuUfmu2BDZ8x:0uPrpT/qY2ni9K3s3bllSdGJNmuYd8x
TLSH
T19A231B003BE9C12BF2BF4F7899F26105867AF6633603D64A1CC452DB5613BC69A425FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1824-0-0x0000000074342000-0x0000000074343000-memory.dmp

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memory/1824-1-0x00000000004A0000-0x00000000004B2000-memory.dmp

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memory/1824-2-0x0000000074330000-0x0000000074AEC000-memory.dmp

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memory/1824-3-0x0000000005000000-0x000000000509C000-memory.dmp

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memory/1824-8-0x0000000074330000-0x0000000074AEC000-memory.dmp

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memory/2624-12-0x00000000741C0000-0x000000007497C000-memory.dmp

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memory/2624-14-0x00000000741C0000-0x000000007497C000-memory.dmp

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