asyncrat | e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30

Analysis

max time kernel
148s
max time network
147s
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, 14:10

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General

Target
e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
Size 45KB
Sample260831-rgvcgabm21
SHA256 e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30
MD5 04360cb959b60e564cbafa0cfdbc2173
SHA1 4de1b25ac668ab279f81cadf1a0d00add5eb0e94
SHA512 96e1d2a088d80940504f8b7108b76644b10f59205fdf3601bbf4e742ffad8fed7cd5b407ea1afa84f3422707bece6866b1510c2d357206220256a293dbdce246
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFVls/cPEaRPIxyjb/gX3i9VBt+UBqlvEwN0pXqNad2:cu7e5TH2A2U+aEaOxebIXSDBtAEwN0kF
TLSH
T1F7232B003BE8812BF2BE4F78ADF26245467AF6636603D54A1CC412DB5613FC6D642AFD
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

sexvn16.com:80
sexvn16.com:22
sexvn16.com:8080
sexvn16.com:8880
sexvn16.com:2052
sexvn16.com:2082
sexvn16.com:2086
sexvn16.com:2095
sexvn16.com:443
sexvn16.com:2053
sexvn16.com:2083
sexvn16.com:2087
sexvn16.com:2096
sexvn16.com:8443
www.sexvn16.com:80
www.sexvn16.com:22
www.sexvn16.com:8080
www.sexvn16.com:8880
www.sexvn16.com:2052
www.sexvn16.com:2082
www.sexvn16.com:2086
www.sexvn16.com:2095
www.sexvn16.com:443
www.sexvn16.com:2053
www.sexvn16.com:2083
www.sexvn16.com:2087
www.sexvn16.com:2096
www.sexvn16.com:8443
ursnif.sexvn16.com:80
ursnif.sexvn16.com:22
ursnif.sexvn16.com:8080
ursnif.sexvn16.com:8880
ursnif.sexvn16.com:2052
ursnif.sexvn16.com:2082
ursnif.sexvn16.com:2086
ursnif.sexvn16.com:2095
ursnif.sexvn16.com:443
ursnif.sexvn16.com:2053
ursnif.sexvn16.com:2083
ursnif.sexvn16.com:2087
ursnif.sexvn16.com:2096
ursnif.sexvn16.com:8443
sodinokibi.sexvn16.com:80
sodinokibi.sexvn16.com:22
sodinokibi.sexvn16.com:8080
sodinokibi.sexvn16.com:8880
sodinokibi.sexvn16.com:2052
sodinokibi.sexvn16.com:2082
sodinokibi.sexvn16.com:2086
sodinokibi.sexvn16.com:2095
sodinokibi.sexvn16.com:443
sodinokibi.sexvn16.com:2053
sodinokibi.sexvn16.com:2083
sodinokibi.sexvn16.com:2087
sodinokibi.sexvn16.com:2096
sodinokibi.sexvn16.com:8443
malware.sexvn16.com:80
malware.sexvn16.com:22
malware.sexvn16.com:8080
malware.sexvn16.com:8880
malware.sexvn16.com:2052
malware.sexvn16.com:2082
malware.sexvn16.com:2086
malware.sexvn16.com:2095
malware.sexvn16.com:443
malware.sexvn16.com:2053
malware.sexvn16.com:2083
malware.sexvn16.com:2087
malware.sexvn16.com:2096
malware.sexvn16.com:8443

Mutex

C21eOaVgWses

Attributes

delay
0
install
true
install_file
xmigd.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/0x000e00000001c49d-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4384	xmigd.exe
732	xmigd.exe

Outbound SSH connection to public host 2 TTPs 4 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	15	172.67.184.209:22
SSH destination	11	104.21.59.226:22
SSH destination	12	172.67.184.209:22
SSH destination	14	104.21.59.226:22

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
256	cmd.exe
808	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	xmigd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.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	xmigd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2736	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
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
Token: SeDebugPrivilege	4384	xmigd.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 256	4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe	89
PID 4632 wrote to memory of 808	4632	e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe	90
PID 808 wrote to memory of 2736	808	cmd.exe	93
PID 256 wrote to memory of 2848	256	cmd.exe	94
PID 808 wrote to memory of 732	808	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe
"C:\Users\Admin\AppData\Local\Temp\e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "xmigd" /tr '"C:\Users\Admin\AppData\Roaming\xmigd.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:256
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "xmigd" /tr '"C:\Users\Admin\AppData\Roaming\xmigd.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2848
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp41D2.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:808
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2736
- - C:\Users\Admin\AppData\Roaming\xmigd.exe
    "C:\Users\Admin\AppData\Roaming\xmigd.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:732

C:\Users\Admin\AppData\Roaming\xmigd.exe
"C:\Users\Admin\AppData\Roaming\xmigd.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4384

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

tmp41D2.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp41D2.tmp.bat
Size 149B
SHA256 d94f0cf915583dfe7b277dc81741a557f30af71c1407c0d0024e125c141651ff
MD5 46276bd4139ccd7a76d82262f2ac88c5
SHA1 e5425d5089a06154a252885daa8598e70b0c91ea
SHA512 75c2aac9cb705001c3a769656f0fb3381b0ce0daf4536b66193497627184957d66ce7019fdb278bc85c2d9525e4e89b8de163be4d057d5115a021b901d791da7
TLSH
T134C02BE351C5EB9F280E242316FAD58C917FBC5D3F48BB00C304404E1280848F4D9341
MD5 SHA1 SHA512 TLSH

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xmigd.exe

Path C:\Users\Admin\AppData\Roaming\xmigd.exe
Size 45KB
SHA256 e8cf173648d336f3661825569c8e111fd230a3eafdb5078c36233710b1332b30
MD5 04360cb959b60e564cbafa0cfdbc2173
SHA1 4de1b25ac668ab279f81cadf1a0d00add5eb0e94
SHA512 96e1d2a088d80940504f8b7108b76644b10f59205fdf3601bbf4e742ffad8fed7cd5b407ea1afa84f3422707bece6866b1510c2d357206220256a293dbdce246
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFVls/cPEaRPIxyjb/gX3i9VBt+UBqlvEwN0pXqNad2:cu7e5TH2A2U+aEaOxebIXSDBtAEwN0kF
TLSH
T1F7232B003BE8812BF2BE4F78ADF26245467AF6636603D54A1CC412DB5613FC6D642AFD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4384-12-0x0000000074A90000-0x000000007524C000-memory.dmp

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memory/4384-14-0x0000000074A90000-0x000000007524C000-memory.dmp

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memory/4632-0-0x0000000074C12000-0x0000000074C13000-memory.dmp

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memory/4632-1-0x0000000000CA0000-0x0000000000CB2000-memory.dmp

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memory/4632-2-0x0000000074C00000-0x00000000753BC000-memory.dmp

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memory/4632-3-0x00000000057C0000-0x000000000585C000-memory.dmp

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memory/4632-8-0x0000000074C00000-0x00000000753BC000-memory.dmp

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