asyncrat | 943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738

Analysis

max time kernel
148s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/08/2026, 14:57

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General

Target
943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
Size 45KB
Sample260831-sb1sqsthpc
SHA256 943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738
MD5 930dd6655f2c2408fa08aa7fa2dcaa5b
SHA1 1ef787980aaabb04567d2df86cdfba53c61065b4
SHA512 0859cf29bb0b8e709330dd5aeae1d06407c6e7d11c8fcd87deeb0df2becedb1e74c62a90e0103bdebc9024525af20a6f5fed604220ca67937e642b0a211448a8
SSDEEP 768:suJdpTP3tcsWUODmqmo2qVOT9Qpm9PIDzjbNgX3ikFTa7674pf/yxP7qoWBDZkx:suJdpTPdI2ZQD3baXSkVa7W4JAqTdkx
TLSH
T124232B003BE8C127F2BE4FB8ACF26145467AF6637603D54E2CC451DB5623BC69A426F9
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
revil.zorvec.name:80
revil.zorvec.name:22
revil.zorvec.name:8080
revil.zorvec.name:8880
revil.zorvec.name:2052
revil.zorvec.name:2082
revil.zorvec.name:2086
revil.zorvec.name:2095
revil.zorvec.name:443
revil.zorvec.name:2053
revil.zorvec.name:2083
revil.zorvec.name:2087
revil.zorvec.name:2096
revil.zorvec.name:8443
client.zorvec.name:80
client.zorvec.name:22
client.zorvec.name:8080
client.zorvec.name:8880
client.zorvec.name:2052
client.zorvec.name:2082
client.zorvec.name:2086
client.zorvec.name:2095
client.zorvec.name:443
client.zorvec.name:2053
client.zorvec.name:2083
client.zorvec.name:2087
client.zorvec.name:2096
client.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

rrBhhYlqe8H2

Attributes

delay
0
install
true
install_file
dfdlupo5.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/0x000d00000001c55c-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5696	dfdlupo5.exe
108	dfdlupo5.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	14	172.67.144.58:22
SSH destination	16	104.21.28.44:22

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
5468	cmd.exe
1424	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	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.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	dfdlupo5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfdlupo5.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4500	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
6032	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 5468	4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe	89
PID 4900 wrote to memory of 1424	4900	943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe	90
PID 5468 wrote to memory of 6032	5468	cmd.exe	93
PID 1424 wrote to memory of 4500	1424	cmd.exe	94
PID 1424 wrote to memory of 108	1424	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe
"C:\Users\Admin\AppData\Local\Temp\943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "dfdlupo5" /tr '"C:\Users\Admin\AppData\Roaming\dfdlupo5.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5468
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "dfdlupo5" /tr '"C:\Users\Admin\AppData\Roaming\dfdlupo5.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:6032
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3B1B.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1424
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4500
- - C:\Users\Admin\AppData\Roaming\dfdlupo5.exe
    "C:\Users\Admin\AppData\Roaming\dfdlupo5.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:108

C:\Users\Admin\AppData\Roaming\dfdlupo5.exe
"C:\Users\Admin\AppData\Roaming\dfdlupo5.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5696

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

tmp3B1B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3B1B.tmp.bat
Size 152B
SHA256 0ee7d426ad37377164415158944372736f67d3b6aacba8733cf478dda943d31c
MD5 f2d1bfa7a6c48cd3168b79151e5aadc2
SHA1 fde930a95d5e57f9e03918fde8c45cf04aefc54d
SHA512 29a1f60b8ffa10af2dd47b9cf1dfa0f0131743464a81daa32172145fc7f9f9462539de56ad71267f5a878169b7331a7bf124d004a170878b205a3763014ed002
TLSH
T1F6C08C6292C5AA4E2949682313BA949E916268693E44AF10878441496282848E099241
MD5 SHA1 SHA512 TLSH

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dfdlupo5.exe

Path C:\Users\Admin\AppData\Roaming\dfdlupo5.exe
Size 45KB
SHA256 943415e795e88d613d5922372465cf82924f84cd4e427622b2f8839a7081d738
MD5 930dd6655f2c2408fa08aa7fa2dcaa5b
SHA1 1ef787980aaabb04567d2df86cdfba53c61065b4
SHA512 0859cf29bb0b8e709330dd5aeae1d06407c6e7d11c8fcd87deeb0df2becedb1e74c62a90e0103bdebc9024525af20a6f5fed604220ca67937e642b0a211448a8
SSDEEP 768:suJdpTP3tcsWUODmqmo2qVOT9Qpm9PIDzjbNgX3ikFTa7674pf/yxP7qoWBDZkx:suJdpTPdI2ZQD3baXSkVa7W4JAqTdkx
TLSH
T124232B003BE8C127F2BE4FB8ACF26145467AF6637603D54E2CC451DB5623BC69A426F9
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4900-0-0x0000000074DF2000-0x0000000074DF3000-memory.dmp

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memory/4900-1-0x0000000000550000-0x0000000000562000-memory.dmp

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memory/4900-2-0x0000000074DE0000-0x000000007559C000-memory.dmp

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memory/4900-3-0x0000000005080000-0x000000000511C000-memory.dmp

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memory/4900-8-0x0000000074DE0000-0x000000007559C000-memory.dmp

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memory/5696-12-0x0000000074C70000-0x000000007542C000-memory.dmp

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memory/5696-14-0x0000000074C70000-0x000000007542C000-memory.dmp

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