asyncrat | 575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad

Analysis

max time kernel
148s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/08/2026, 17:28

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General

Target
575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
Size 45KB
Sample260801-v13dzaeb98
SHA256 575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad
MD5 f0510a48b36bbac093a40221085bc047
SHA1 25891367eea4aba94f328017a2daa03a647c3ec0
SHA512 9847f6f92504df680f8006606b7679b058d8ea7bc9918b4578c43c69e4673059250387f066ed72889c0a6d32511eb5f00b5c1cd243700b2f1b65cb388c56c2e7
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFEfBohEa+PIvVjbigX3igH5dtp4bw7pBDZEx:MuLAZTnbg2Z4EaHv9bFXSgHzL4873dEx
TLSH
T11F231A003BE8C22BF2BE4F789CF26145867AF6736603D54D1CC4519B5613BC69A42AFE
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

xcavengon.click:80
xcavengon.click:22
xcavengon.click:8080
xcavengon.click:8880
xcavengon.click:2052
xcavengon.click:2082
xcavengon.click:2086
xcavengon.click:2095
xcavengon.click:443
xcavengon.click:2053
xcavengon.click:2083
xcavengon.click:2087
xcavengon.click:2096
xcavengon.click:8443
www.xcavengon.click:80
www.xcavengon.click:22
www.xcavengon.click:8080
www.xcavengon.click:8880
www.xcavengon.click:2052
www.xcavengon.click:2082
www.xcavengon.click:2086
www.xcavengon.click:2095
www.xcavengon.click:443
www.xcavengon.click:2053
www.xcavengon.click:2083
www.xcavengon.click:2087
www.xcavengon.click:2096
www.xcavengon.click:8443
lokibot.xcavengon.click:80
lokibot.xcavengon.click:22
lokibot.xcavengon.click:8080
lokibot.xcavengon.click:8880
lokibot.xcavengon.click:2052
lokibot.xcavengon.click:2082
lokibot.xcavengon.click:2086
lokibot.xcavengon.click:2095
lokibot.xcavengon.click:443
lokibot.xcavengon.click:2053
lokibot.xcavengon.click:2083
lokibot.xcavengon.click:2087
lokibot.xcavengon.click:2096
lokibot.xcavengon.click:8443
agenttesla.xcavengon.click:80
agenttesla.xcavengon.click:22
agenttesla.xcavengon.click:8080
agenttesla.xcavengon.click:8880
agenttesla.xcavengon.click:2052
agenttesla.xcavengon.click:2082
agenttesla.xcavengon.click:2086
agenttesla.xcavengon.click:2095
agenttesla.xcavengon.click:443
agenttesla.xcavengon.click:2053
agenttesla.xcavengon.click:2083
agenttesla.xcavengon.click:2087
agenttesla.xcavengon.click:2096
agenttesla.xcavengon.click:8443
melissa.xcavengon.click:80
melissa.xcavengon.click:22
melissa.xcavengon.click:8080
melissa.xcavengon.click:8880
melissa.xcavengon.click:2052
melissa.xcavengon.click:2082
melissa.xcavengon.click:2086
melissa.xcavengon.click:2095
melissa.xcavengon.click:443
melissa.xcavengon.click:2053
melissa.xcavengon.click:2083
melissa.xcavengon.click:2087
melissa.xcavengon.click:2096
melissa.xcavengon.click:8443

Mutex

LrA9ZcugA3kj

Attributes

delay
0
install
true
install_file
jkm57.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/0x000d00000001c5f1-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5608	jkm57.exe
3396	jkm57.exe

Outbound SSH connection to public host 2 TTPs 3 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	172.67.189.217:22
SSH destination	23	104.21.10.8:22
SSH destination	8	104.21.10.8:22

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
1260	cmd.exe
980	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	jkm57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.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	jkm57.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5048	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
4404	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
Token: SeDebugPrivilege	5608	jkm57.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3708 wrote to memory of 1260	3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe	88
PID 3708 wrote to memory of 980	3708	575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe	89
PID 1260 wrote to memory of 4404	1260	cmd.exe	92
PID 980 wrote to memory of 5048	980	cmd.exe	93
PID 980 wrote to memory of 3396	980	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe
"C:\Users\Admin\AppData\Local\Temp\575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "jkm57" /tr '"C:\Users\Admin\AppData\Roaming\jkm57.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "jkm57" /tr '"C:\Users\Admin\AppData\Roaming\jkm57.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4404
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA493.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:980
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5048
- - C:\Users\Admin\AppData\Roaming\jkm57.exe
    "C:\Users\Admin\AppData\Roaming\jkm57.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3396

C:\Users\Admin\AppData\Roaming\jkm57.exe
"C:\Users\Admin\AppData\Roaming\jkm57.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5608

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

tmpA493.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpA493.tmp.bat
Size 149B
SHA256 9521631bcda6cb2be9d3c7e41b955b857547219e8d6635a85a47f321e0332ac2
MD5 fd9828edd6a911306099f4179b05b6a0
SHA1 0b9a98dbedbe0ae1726e03fc8ce6bcff92293527
SHA512 8409a704226d634fd2b1083fcfc4eb97356d89dff3a0d98cdbb432be3a0abe1ebe9e97e6ea904f4e409151f8cca683684f1139694cffc9126d55770a24dbe5fb
TLSH
T128C02B5362C9EA0E7805141302FAD4CE91726C6D3F40BB00D70844CD12C046DF1D9346
MD5 SHA1 SHA512 TLSH

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jkm57.exe

Path C:\Users\Admin\AppData\Roaming\jkm57.exe
Size 45KB
SHA256 575a049d83dfeb9a46effa24db71ecf5e7274ec62e7b4b49d7e6f689f209acad
MD5 f0510a48b36bbac093a40221085bc047
SHA1 25891367eea4aba94f328017a2daa03a647c3ec0
SHA512 9847f6f92504df680f8006606b7679b058d8ea7bc9918b4578c43c69e4673059250387f066ed72889c0a6d32511eb5f00b5c1cd243700b2f1b65cb388c56c2e7
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFEfBohEa+PIvVjbigX3igH5dtp4bw7pBDZEx:MuLAZTnbg2Z4EaHv9bFXSgHzL4873dEx
TLSH
T11F231A003BE8C22BF2BE4F789CF26145867AF6736603D54D1CC4519B5613BC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3708-0-0x0000000074F12000-0x0000000074F13000-memory.dmp

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memory/3708-1-0x0000000000660000-0x0000000000672000-memory.dmp

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memory/3708-2-0x0000000074F00000-0x00000000756BC000-memory.dmp

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memory/3708-3-0x00000000051D0000-0x000000000526C000-memory.dmp

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memory/3708-8-0x0000000074F00000-0x00000000756BC000-memory.dmp

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memory/5608-12-0x0000000074F00000-0x00000000756BC000-memory.dmp

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memory/5608-14-0x0000000074F00000-0x00000000756BC000-memory.dmp

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