asyncrat | 3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd

Analysis

max time kernel
148s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 16:52

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General

Target
3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
Size 45KB
Sample260803-vdhfaacd78
SHA256 3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd
MD5 bdf7de8aee394c07006fff18b28b9543
SHA1 1ec7f78e88f6fd254db9c8d7e2441bead46b197a
SHA512 68ccf892dd523659dc6fab552a5da6858b91fc64de85d0293ca857b29bfe426a92d9ebb877a5ebeba75b933602ff4c19423614fe4a346a2073e01db3b98c5056
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9JW8aIXOPIKzjbQgF3iJ/0sXdDgcjZsinqUOoBDZ8x:0u1YJTHcw2lFu3K3bXFSJ/0mUssA1d8x
TLSH
T140231B1037E8822BF2BE4F7898F26145867AF6673603D58E1CC451DB5613FC68A426FE
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

bulon69.com:80
bulon69.com:22
bulon69.com:8080
bulon69.com:8880
bulon69.com:2052
bulon69.com:2082
bulon69.com:2086
bulon69.com:2095
bulon69.com:443
bulon69.com:2053
bulon69.com:2083
bulon69.com:2087
bulon69.com:2096
bulon69.com:8443
www.bulon69.com:80
www.bulon69.com:22
www.bulon69.com:8080
www.bulon69.com:8880
www.bulon69.com:2052
www.bulon69.com:2082
www.bulon69.com:2086
www.bulon69.com:2095
www.bulon69.com:443
www.bulon69.com:2053
www.bulon69.com:2083
www.bulon69.com:2087
www.bulon69.com:2096
www.bulon69.com:8443
malware.bulon69.com:80
malware.bulon69.com:22
malware.bulon69.com:8080
malware.bulon69.com:8880
malware.bulon69.com:2052
malware.bulon69.com:2082
malware.bulon69.com:2086
malware.bulon69.com:2095
malware.bulon69.com:443
malware.bulon69.com:2053
malware.bulon69.com:2083
malware.bulon69.com:2087
malware.bulon69.com:2096
malware.bulon69.com:8443
zeus.bulon69.com:80
zeus.bulon69.com:22
zeus.bulon69.com:8080
zeus.bulon69.com:8880
zeus.bulon69.com:2052
zeus.bulon69.com:2082
zeus.bulon69.com:2086
zeus.bulon69.com:2095
zeus.bulon69.com:443
zeus.bulon69.com:2053
zeus.bulon69.com:2083
zeus.bulon69.com:2087
zeus.bulon69.com:2096
zeus.bulon69.com:8443
sobig.bulon69.com:80
sobig.bulon69.com:22
sobig.bulon69.com:8080
sobig.bulon69.com:8880
sobig.bulon69.com:2052
sobig.bulon69.com:2082
sobig.bulon69.com:2086
sobig.bulon69.com:2095
sobig.bulon69.com:443
sobig.bulon69.com:2053
sobig.bulon69.com:2083
sobig.bulon69.com:2087
sobig.bulon69.com:2096
sobig.bulon69.com:8443

Mutex

jEensJ6Dgce0

Attributes

delay
0
install
true
install_file
g10ghk.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/0x000d00000001c614-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3480	g10ghk.exe
4132	g10ghk.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	13	103.109.100.136:22
SSH destination	20	103.109.100.136:22
SSH destination	21	103.109.100.136:22
SSH destination	12	103.109.100.136:22

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
3640	cmd.exe
2404	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	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.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	g10ghk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g10ghk.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5068	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
4928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 6084 wrote to memory of 2404	6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe	88
PID 6084 wrote to memory of 3640	6084	3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe	90
PID 2404 wrote to memory of 4928	2404	cmd.exe	92
PID 3640 wrote to memory of 5068	3640	cmd.exe	93
PID 3640 wrote to memory of 4132	3640	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe
"C:\Users\Admin\AppData\Local\Temp\3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:6084
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "g10ghk" /tr '"C:\Users\Admin\AppData\Roaming\g10ghk.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "g10ghk" /tr '"C:\Users\Admin\AppData\Roaming\g10ghk.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4928
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE630.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3640
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5068
- - C:\Users\Admin\AppData\Roaming\g10ghk.exe
    "C:\Users\Admin\AppData\Roaming\g10ghk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4132

C:\Users\Admin\AppData\Roaming\g10ghk.exe
"C:\Users\Admin\AppData\Roaming\g10ghk.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3480

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

tmpE630.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE630.tmp.bat
Size 150B
SHA256 cc91dfa96eceedbaabc92a4e810d8c0ef831ea3d6ae552a0e3c6b6496a3e4e71
MD5 357df95c86f4e7ece7b3b9214badccee
SHA1 e4971f5faa92b30ae786c34bd325f0c0a37ddf58
SHA512 9dc6f93e7676e35109f9a48e6f6ce09d31f4297bf710aa1423358c39bca027d8df04f242b95dd16e4da18d52bed4b17fa821be07845f97ad7f9a5222fe5f11c5
TLSH
T105C02B4351CAEA1F3845145302FAD5CCD277AC1D3F4CBB40D304504E52C0548F0EA341
MD5 SHA1 SHA512 TLSH

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g10ghk.exe

Path C:\Users\Admin\AppData\Roaming\g10ghk.exe
Size 45KB
SHA256 3d52e3272357d08ee88e2c534bd4dc246126a5714579491f489bc7fc3c5250cd
MD5 bdf7de8aee394c07006fff18b28b9543
SHA1 1ec7f78e88f6fd254db9c8d7e2441bead46b197a
SHA512 68ccf892dd523659dc6fab552a5da6858b91fc64de85d0293ca857b29bfe426a92d9ebb877a5ebeba75b933602ff4c19423614fe4a346a2073e01db3b98c5056
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9JW8aIXOPIKzjbQgF3iJ/0sXdDgcjZsinqUOoBDZ8x:0u1YJTHcw2lFu3K3bXFSJ/0mUssA1d8x
TLSH
T140231B1037E8822BF2BE4F7898F26145867AF6673603D58E1CC451DB5613FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3480-12-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/3480-14-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/6084-0-0x0000000075102000-0x0000000075103000-memory.dmp

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memory/6084-1-0x00000000003E0000-0x00000000003F2000-memory.dmp

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memory/6084-2-0x00000000750F0000-0x00000000758AC000-memory.dmp

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memory/6084-3-0x0000000004F60000-0x0000000004FFC000-memory.dmp

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memory/6084-8-0x00000000750F0000-0x00000000758AC000-memory.dmp

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