asyncrat | 781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce

Analysis

max time kernel
148s
max time network
149s
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, 07:20

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General

Target
781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
Size 45KB
Sample260804-h6g9rsfb69
SHA256 781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce
MD5 3455fc9d6eaffcf44df8bdabe9c6e6a6
SHA1 f98a38723d00df647829ffc293697f8ec3ccbeab
SHA512 853bb565ee50a5502fca77183bcc253bd8de18f71a224ffaf49d199949b6ffd47f9417f877d04869fa9d986b207c0d96704365ca9f44a65561b55db6cb3a2d2e
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1wpt0CCMhdjCvS8PIjSjbRgX3iAFCmblISZQBDZUx:cuR0JTPjY2p/CChBj+beXSShAdUx
TLSH
T113232B0037E8812BF6BF4F78A9F26145467AF6632A03D6491CC451DB1723FC69A436EA
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
lokibot.sextin.org:80
lokibot.sextin.org:22
lokibot.sextin.org:8080
lokibot.sextin.org:8880
lokibot.sextin.org:2052
lokibot.sextin.org:2082
lokibot.sextin.org:2086
lokibot.sextin.org:2095
lokibot.sextin.org:443
lokibot.sextin.org:2053
lokibot.sextin.org:2083
lokibot.sextin.org:2087
lokibot.sextin.org:2096
lokibot.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
conti.sextin.org:80
conti.sextin.org:22
conti.sextin.org:8080
conti.sextin.org:8880
conti.sextin.org:2052
conti.sextin.org:2082
conti.sextin.org:2086
conti.sextin.org:2095
conti.sextin.org:443
conti.sextin.org:2053
conti.sextin.org:2083
conti.sextin.org:2087
conti.sextin.org:2096
conti.sextin.org:8443

Mutex

XFURrBtopzMF

Attributes

delay
0
install
true
install_file
uwpa.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/0x001700000001c485-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5552	uwpa.exe
756	uwpa.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	12	104.21.12.195:22
SSH destination	13	172.67.195.161:22
SSH destination	17	104.21.12.195:22
SSH destination	18	172.67.195.161:22

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
264	cmd.exe
4708	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	uwpa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.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	uwpa.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3436	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
5692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
Token: SeDebugPrivilege	5552	uwpa.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 264	936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe	89
PID 936 wrote to memory of 4708	936	781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe	90
PID 264 wrote to memory of 5692	264	cmd.exe	93
PID 4708 wrote to memory of 3436	4708	cmd.exe	94
PID 4708 wrote to memory of 756	4708	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe
"C:\Users\Admin\AppData\Local\Temp\781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:936
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "uwpa" /tr '"C:\Users\Admin\AppData\Roaming\uwpa.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:264
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "uwpa" /tr '"C:\Users\Admin\AppData\Roaming\uwpa.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5692
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp675B.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3436
- - C:\Users\Admin\AppData\Roaming\uwpa.exe
    "C:\Users\Admin\AppData\Roaming\uwpa.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:756

C:\Users\Admin\AppData\Roaming\uwpa.exe
"C:\Users\Admin\AppData\Roaming\uwpa.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5552

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

tmp675B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp675B.tmp.bat
Size 148B
SHA256 38fd451f527f32d510974365e195bf022eb1ba58526018e277b864267dd0d693
MD5 e9d4355417a9f4926a9852bed7108e62
SHA1 4fc74fa58b0537600005db7b5470088eaf0709b4
SHA512 28ea0a33844c6a6ef2a0a2d8fbeba1704dfb773e78f9d4d08e4c9639e27ee6fddecaa950bb98cc9462681d38a6322f070d552be15950849a03da28e61ab52867
TLSH
T19BC08C5259C9AA0E3906581302BAA79C916268993E40AB00838440492280489E0D9281
MD5 SHA1 SHA512 TLSH

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uwpa.exe

Path C:\Users\Admin\AppData\Roaming\uwpa.exe
Size 45KB
SHA256 781b0268d0b35626109eda3d48f40570daeb084b5685624960f0f1c2c78b19ce
MD5 3455fc9d6eaffcf44df8bdabe9c6e6a6
SHA1 f98a38723d00df647829ffc293697f8ec3ccbeab
SHA512 853bb565ee50a5502fca77183bcc253bd8de18f71a224ffaf49d199949b6ffd47f9417f877d04869fa9d986b207c0d96704365ca9f44a65561b55db6cb3a2d2e
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1wpt0CCMhdjCvS8PIjSjbRgX3iAFCmblISZQBDZUx:cuR0JTPjY2p/CChBj+beXSShAdUx
TLSH
T113232B0037E8812BF6BF4F78A9F26145467AF6632A03D6491CC451DB1723FC69A436EA
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/936-0-0x00000000750A2000-0x00000000750A3000-memory.dmp

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memory/936-1-0x0000000000D40000-0x0000000000D52000-memory.dmp

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memory/936-2-0x0000000075090000-0x000000007584C000-memory.dmp

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memory/936-3-0x0000000005740000-0x00000000057DC000-memory.dmp

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memory/936-8-0x0000000075090000-0x000000007584C000-memory.dmp

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memory/5552-12-0x0000000074EC0000-0x000000007567C000-memory.dmp

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memory/5552-14-0x0000000074EC0000-0x000000007567C000-memory.dmp

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