asyncrat | b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692

Analysis

max time kernel
148s
max time network
151s
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, 17:19

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General

Target
b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
Size 45KB
Sample260804-vv19qatscs
SHA256 b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692
MD5 25e9e2c6ba64eb0d964f09dc7e0ef4d6
SHA1 2520def1d592b750e633242bcee47fbffb61d462
SHA512 7f23135d14bf9a09bf633c155cc4a31a76a807677ba0053c32d98eee552f1643ecb0dc39c4a98bc0640db103f324893fea57038e7817a22965d6cba9eb4603c3
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9dOJwwiyCNjPIbzjbXgX3p46Ji3BHljLiBDZ8x:0uPrpT/qY2MOJLaKb3bwX5460BHlMd8x
TLSH
T18D232A103BE8812BF2BF4F7898F26145867AF6637603D54A2CC451DB5613BC68642AFE
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

sextin.org:80
sextin.org:22
sextin.org:8080
sextin.org:8880
sextin.org:2052
sextin.org:2082
sextin.org:2086
sextin.org:2095
sextin.org:443
sextin.org:2053
sextin.org:2083
sextin.org:2087
sextin.org:2096
sextin.org:8443
www.sextin.org:80
www.sextin.org:22
www.sextin.org:8080
www.sextin.org:8880
www.sextin.org:2052
www.sextin.org:2082
www.sextin.org:2086
www.sextin.org:2095
www.sextin.org:443
www.sextin.org:2053
www.sextin.org:2083
www.sextin.org:2087
www.sextin.org:2096
www.sextin.org:8443
remote.sextin.org:80
remote.sextin.org:22
remote.sextin.org:8080
remote.sextin.org:8880
remote.sextin.org:2052
remote.sextin.org:2082
remote.sextin.org:2086
remote.sextin.org:2095
remote.sextin.org:443
remote.sextin.org:2053
remote.sextin.org:2083
remote.sextin.org:2087
remote.sextin.org:2096
remote.sextin.org:8443
fakeupdates.sextin.org:80
fakeupdates.sextin.org:22
fakeupdates.sextin.org:8080
fakeupdates.sextin.org:8880
fakeupdates.sextin.org:2052
fakeupdates.sextin.org:2082
fakeupdates.sextin.org:2086
fakeupdates.sextin.org:2095
fakeupdates.sextin.org:443
fakeupdates.sextin.org:2053
fakeupdates.sextin.org:2083
fakeupdates.sextin.org:2087
fakeupdates.sextin.org:2096
fakeupdates.sextin.org:8443
malware.sextin.org:80
malware.sextin.org:22
malware.sextin.org:8080
malware.sextin.org:8880
malware.sextin.org:2052
malware.sextin.org:2082
malware.sextin.org:2086
malware.sextin.org:2095
malware.sextin.org:443
malware.sextin.org:2053
malware.sextin.org:2083
malware.sextin.org:2087
malware.sextin.org:2096
malware.sextin.org:8443

Mutex

SSjYbHbGT3mx

Attributes

delay
0
install
true
install_file
lvwmxrs.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/0x000e00000001c485-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
996	lvwmxrs.exe
3824	lvwmxrs.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	172.67.195.161:22
SSH destination	15	104.21.12.195:22

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
4488	cmd.exe
5464	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	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.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	lvwmxrs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lvwmxrs.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3304	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
1156	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
Token: SeDebugPrivilege	996	lvwmxrs.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 4488	2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe	89
PID 2868 wrote to memory of 5464	2868	b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe	91
PID 4488 wrote to memory of 1156	4488	cmd.exe	93
PID 5464 wrote to memory of 3304	5464	cmd.exe	94
PID 5464 wrote to memory of 3824	5464	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe
"C:\Users\Admin\AppData\Local\Temp\b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lvwmxrs" /tr '"C:\Users\Admin\AppData\Roaming\lvwmxrs.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4488
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "lvwmxrs" /tr '"C:\Users\Admin\AppData\Roaming\lvwmxrs.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1156
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4D8.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5464
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3304
- - C:\Users\Admin\AppData\Roaming\lvwmxrs.exe
    "C:\Users\Admin\AppData\Roaming\lvwmxrs.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3824

C:\Users\Admin\AppData\Roaming\lvwmxrs.exe
"C:\Users\Admin\AppData\Roaming\lvwmxrs.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:996

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

tmp4D8.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp4D8.tmp.bat
Size 150B
SHA256 5e38b444bc2e6b387fa115838f17281ea54ba1639bccbbc86b70305d7dfcb041
MD5 be5791c66437b27ba1d0e6f4168d114a
SHA1 3f9eebb2aef44f5905ad3de67218f3cea4182ffe
SHA512 e1e09924320dfdd8a2b72a0b451a65b9a7b65b658a67cbdeb3d51e41fdceaa8c8968f872cc2118422181bda3b465afd47fde79451e486e0674125e2e2b91a500
TLSH
T146C02B4261CAEE1F2805789316FED68D91767D1A3F40FB10D304404E238045CF4DE385
MD5 SHA1 SHA512 TLSH

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lvwmxrs.exe

Path C:\Users\Admin\AppData\Roaming\lvwmxrs.exe
Size 45KB
SHA256 b2e76e66db5de0f95c4402f6a8a49e81d517eadafb2b03ce7034c8ede4a0f692
MD5 25e9e2c6ba64eb0d964f09dc7e0ef4d6
SHA1 2520def1d592b750e633242bcee47fbffb61d462
SHA512 7f23135d14bf9a09bf633c155cc4a31a76a807677ba0053c32d98eee552f1643ecb0dc39c4a98bc0640db103f324893fea57038e7817a22965d6cba9eb4603c3
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9dOJwwiyCNjPIbzjbXgX3p46Ji3BHljLiBDZ8x:0uPrpT/qY2MOJLaKb3bwX5460BHlMd8x
TLSH
T18D232A103BE8812BF2BF4F7898F26145867AF6637603D54A2CC451DB5613BC68642AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/996-12-0x00000000741E0000-0x000000007499C000-memory.dmp

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memory/996-14-0x00000000741E0000-0x000000007499C000-memory.dmp

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memory/2868-0-0x00000000743B2000-0x00000000743B3000-memory.dmp

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memory/2868-1-0x0000000000EF0000-0x0000000000F02000-memory.dmp

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memory/2868-2-0x00000000743A0000-0x0000000074B5C000-memory.dmp

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memory/2868-3-0x0000000005AF0000-0x0000000005B8C000-memory.dmp

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memory/2868-8-0x00000000743A0000-0x0000000074B5C000-memory.dmp

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