asyncrat | 286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5

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
20/07/2026, 09:29

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
Size 45KB
Sample260720-lfzmxac16n
SHA256 286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5
MD5 3a9d3a14d3bf80f30876bce5db545746
SHA1 9ef305aa749ba4e9d7c21f8557710b819b929335
SHA512 208f912b40135fca7accced0a08822b37526906f8ecb9bb337ce07193a23561eb7883d3d2fdf36c7bc6b1fd0f41f14ec2c4e00443adbdfece31f33e82f84b82d
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1/fkLyuObvtkjZPIuzjbPgXGi8lBIPzZnJUBDZMx:wuZ8pT1tc2WfLuyyjWu3b4Xv9rZJidMx
TLSH
T171232A003BE8812BF2BE4F7899F26145867AF2637603D54A1CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

shokbazar.com:80
shokbazar.com:22
shokbazar.com:8080
shokbazar.com:8880
shokbazar.com:2052
shokbazar.com:2082
shokbazar.com:2086
shokbazar.com:2095
shokbazar.com:443
shokbazar.com:2053
shokbazar.com:2083
shokbazar.com:2087
shokbazar.com:2096
shokbazar.com:8443
www.shokbazar.com:80
www.shokbazar.com:22
www.shokbazar.com:8080
www.shokbazar.com:8880
www.shokbazar.com:2052
www.shokbazar.com:2082
www.shokbazar.com:2086
www.shokbazar.com:2095
www.shokbazar.com:443
www.shokbazar.com:2053
www.shokbazar.com:2083
www.shokbazar.com:2087
www.shokbazar.com:2096
www.shokbazar.com:8443
trisis.shokbazar.com:80
trisis.shokbazar.com:22
trisis.shokbazar.com:8080
trisis.shokbazar.com:8880
trisis.shokbazar.com:2052
trisis.shokbazar.com:2082
trisis.shokbazar.com:2086
trisis.shokbazar.com:2095
trisis.shokbazar.com:443
trisis.shokbazar.com:2053
trisis.shokbazar.com:2083
trisis.shokbazar.com:2087
trisis.shokbazar.com:2096
trisis.shokbazar.com:8443
darkside.shokbazar.com:80
darkside.shokbazar.com:22
darkside.shokbazar.com:8080
darkside.shokbazar.com:8880
darkside.shokbazar.com:2052
darkside.shokbazar.com:2082
darkside.shokbazar.com:2086
darkside.shokbazar.com:2095
darkside.shokbazar.com:443
darkside.shokbazar.com:2053
darkside.shokbazar.com:2083
darkside.shokbazar.com:2087
darkside.shokbazar.com:2096
darkside.shokbazar.com:8443

Mutex

02nYt6d6ON3R

Attributes

delay
0
install
true
install_file
guup.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/0x000b00000001b87f-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
352	guup.exe
5720	guup.exe

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
5808	cmd.exe
5604	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
6020	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
4200	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
Token: SeDebugPrivilege	352	guup.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 5808	4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe	89
PID 4304 wrote to memory of 5604	4304	286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe	91
PID 5808 wrote to memory of 4200	5808	cmd.exe	93
PID 5604 wrote to memory of 6020	5604	cmd.exe	94
PID 5604 wrote to memory of 5720	5604	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe
"C:\Users\Admin\AppData\Local\Temp\286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "guup" /tr '"C:\Users\Admin\AppData\Roaming\guup.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5808
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "guup" /tr '"C:\Users\Admin\AppData\Roaming\guup.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4200
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp477F.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5604
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:6020
- - C:\Users\Admin\AppData\Roaming\guup.exe
    "C:\Users\Admin\AppData\Roaming\guup.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5720

C:\Users\Admin\AppData\Roaming\guup.exe
"C:\Users\Admin\AppData\Roaming\guup.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:352

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

tmp477F.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp477F.tmp.bat
Size 148B
SHA256 1ac735d2d0311c02425c84c2d0fbc23da03d30d67a002948bcd298e1d1176a17
MD5 31fd9c2d2200b5707ddcd826aa50a287
SHA1 0012470585263bf1b6ce7fe09175be5380504fec
SHA512 4a986767b5afd36353d5125fb9f37e51f828104d658aca1eac0c84d321ed84cb8623cfd6eb820d6244038eb3f55a4703b70be42ae68c805bbbd8299b6f6277c9
TLSH
T19CC08C8255C5EA5E2809649307BA968C916268593E85AB00878840491280448E0AA341
MD5 SHA1 SHA512 TLSH

Submit Download

guup.exe

Path C:\Users\Admin\AppData\Roaming\guup.exe
Size 45KB
SHA256 286278b5bc38863317c53b0fe4129f9e96f8af3d6d8effdf8f4edad3c1de33c5
MD5 3a9d3a14d3bf80f30876bce5db545746
SHA1 9ef305aa749ba4e9d7c21f8557710b819b929335
SHA512 208f912b40135fca7accced0a08822b37526906f8ecb9bb337ce07193a23561eb7883d3d2fdf36c7bc6b1fd0f41f14ec2c4e00443adbdfece31f33e82f84b82d
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1/fkLyuObvtkjZPIuzjbPgXGi8lBIPzZnJUBDZMx:wuZ8pT1tc2WfLuyyjWu3b4Xv9rZJidMx
TLSH
T171232A003BE8812BF2BE4F7899F26145867AF2637603D54A1CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/352-12-0x0000000074840000-0x0000000074FFC000-memory.dmp

Download

memory/352-14-0x0000000074840000-0x0000000074FFC000-memory.dmp

Download

memory/4304-0-0x00000000749F2000-0x00000000749F3000-memory.dmp

Download

memory/4304-1-0x0000000000CD0000-0x0000000000CE2000-memory.dmp

Download

memory/4304-2-0x00000000749E0000-0x000000007519C000-memory.dmp

Download

memory/4304-3-0x00000000058A0000-0x000000000593C000-memory.dmp

Download

memory/4304-8-0x00000000749E0000-0x000000007519C000-memory.dmp

Download