asyncrat | a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7

Analysis

max time kernel
150s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/08/2026, 12:34

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General

Target
a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
Size 45KB
Sample260821-prtskstzd1
SHA256 a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7
MD5 21eed00aac76ef8338a2fb82329961ab
SHA1 98b4bf7b0cb8d6d1cfb289fa52dbac379ba48ee8
SHA512 9703413eea34e5351dd600438bd6576255a68de63331ffdd34b0d10b414cc6fd97a7c05e96e7e0ac2c03bb96be3e2500ae899f37156ef3291c9568848f6e64ff
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9tcQSCBznqNLPI7zjbugX3in4CU05oR6PepIBDZ8x:0uPrpT/qY2cc9UqC73bRXS4CU0iR62gM
TLSH
T102232A003BE8C12BF2BE4F78A9F22145467AF6632603D54D2CC451DB5A13FC69642AFE
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

zorvec.name:80
zorvec.name:22
zorvec.name:8080
zorvec.name:8880
zorvec.name:2052
zorvec.name:2082
zorvec.name:2086
zorvec.name:2095
zorvec.name:443
zorvec.name:2053
zorvec.name:2083
zorvec.name:2087
zorvec.name:2096
zorvec.name:8443
www.zorvec.name:80
www.zorvec.name:22
www.zorvec.name:8080
www.zorvec.name:8880
www.zorvec.name:2052
www.zorvec.name:2082
www.zorvec.name:2086
www.zorvec.name:2095
www.zorvec.name:443
www.zorvec.name:2053
www.zorvec.name:2083
www.zorvec.name:2087
www.zorvec.name:2096
www.zorvec.name:8443
dridex.zorvec.name:80
dridex.zorvec.name:22
dridex.zorvec.name:8080
dridex.zorvec.name:8880
dridex.zorvec.name:2052
dridex.zorvec.name:2082
dridex.zorvec.name:2086
dridex.zorvec.name:2095
dridex.zorvec.name:443
dridex.zorvec.name:2053
dridex.zorvec.name:2083
dridex.zorvec.name:2087
dridex.zorvec.name:2096
dridex.zorvec.name:8443
emotet.zorvec.name:80
emotet.zorvec.name:22
emotet.zorvec.name:8080
emotet.zorvec.name:8880
emotet.zorvec.name:2052
emotet.zorvec.name:2082
emotet.zorvec.name:2086
emotet.zorvec.name:2095
emotet.zorvec.name:443
emotet.zorvec.name:2053
emotet.zorvec.name:2083
emotet.zorvec.name:2087
emotet.zorvec.name:2096
emotet.zorvec.name:8443
malware.zorvec.name:80
malware.zorvec.name:22
malware.zorvec.name:8080
malware.zorvec.name:8880
malware.zorvec.name:2052
malware.zorvec.name:2082
malware.zorvec.name:2086
malware.zorvec.name:2095
malware.zorvec.name:443
malware.zorvec.name:2053
malware.zorvec.name:2083
malware.zorvec.name:2087
malware.zorvec.name:2096
malware.zorvec.name:8443

Mutex

BugmGGAd9CCe

Attributes

delay
0
install
true
install_file
qcyqmez.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/0x000e00000001c484-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4376	qcyqmez.exe
1740	qcyqmez.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	9	172.67.144.58:22
SSH destination	11	104.21.28.44:22
SSH destination	14	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
3516	cmd.exe
7008	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	qcyqmez.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qcyqmez.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3544	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
3508	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
Token: SeDebugPrivilege	4376	qcyqmez.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 6080 wrote to memory of 3516	6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe	90
PID 6080 wrote to memory of 7008	6080	a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe	92
PID 3516 wrote to memory of 3508	3516	cmd.exe	94
PID 7008 wrote to memory of 3544	7008	cmd.exe	95
PID 7008 wrote to memory of 1740	7008	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe
"C:\Users\Admin\AppData\Local\Temp\a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:6080
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "qcyqmez" /tr '"C:\Users\Admin\AppData\Roaming\qcyqmez.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3516
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "qcyqmez" /tr '"C:\Users\Admin\AppData\Roaming\qcyqmez.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3508
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3AAE.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:7008
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3544
- - C:\Users\Admin\AppData\Roaming\qcyqmez.exe
    "C:\Users\Admin\AppData\Roaming\qcyqmez.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1740

C:\Users\Admin\AppData\Roaming\qcyqmez.exe
"C:\Users\Admin\AppData\Roaming\qcyqmez.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4376

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

Replay Monitor

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Downloads

tmp3AAE.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3AAE.tmp.bat
Size 151B
SHA256 37bce6bb6c313018c31519744960f0811396b1164f41583aaa54e5e113eb4394
MD5 721af3eae57909cbb058f723f35e736c
SHA1 d3d966410eca5bb03a7105588260eb8d23430d53
SHA512 85b9838ff693223d91ea91210f103d3c2b7b26b0e60e97ebe8c6f7c62baa44b7ddb4fe29e2a5020b484c70e138ef8b45a93a78977bc672239503a363e16748d8
TLSH
T15AC08C4291CAEA5E2C16142302BAD88C9162789E3F40AB00930488096280C48F099245
MD5 SHA1 SHA512 TLSH

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qcyqmez.exe

Path C:\Users\Admin\AppData\Roaming\qcyqmez.exe
Size 45KB
SHA256 a4a09d860fc0e2349572573cc3c49e42bdd005338c863a642a2b3787bff40db7
MD5 21eed00aac76ef8338a2fb82329961ab
SHA1 98b4bf7b0cb8d6d1cfb289fa52dbac379ba48ee8
SHA512 9703413eea34e5351dd600438bd6576255a68de63331ffdd34b0d10b414cc6fd97a7c05e96e7e0ac2c03bb96be3e2500ae899f37156ef3291c9568848f6e64ff
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9tcQSCBznqNLPI7zjbugX3in4CU05oR6PepIBDZ8x:0uPrpT/qY2cc9UqC73bRXS4CU0iR62gM
TLSH
T102232A003BE8C12BF2BE4F78A9F22145467AF6632603D54D2CC451DB5A13FC69642AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4376-12-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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memory/4376-14-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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memory/6080-0-0x00000000747E2000-0x00000000747E3000-memory.dmp

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memory/6080-1-0x0000000000270000-0x0000000000282000-memory.dmp

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memory/6080-2-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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memory/6080-3-0x0000000004C90000-0x0000000004D2C000-memory.dmp

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memory/6080-8-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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