asyncrat | 75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca

Analysis

max time kernel
148s
max time network
157s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 06:02

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
Size 45KB
Sample260802-grg5saea75
SHA256 75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca
MD5 f084e37c395421a7b7796a0e30804629
SHA1 8d18107087c5af24d288dda4cbf69223389ac28b
SHA512 ae90274e20ed21003f8dfa4075e3ac8e2a59e9cb23b6b52602cc457c510016119f747826fea7be7d659b76675fc50dbd83f721d4dfc47c9d4cd20098b92a0bc9
SSDEEP 768:suJdpTP3tcsWUODmqmo2qV/FpPklON8APIDzjbtgX3i8jvW6KgTWhlt9UBDZkx:suJdpTPdI227kwN8lD3b6XS8jvWBgiVd
TLSH
T1D6232A003BE8812BF2BE4F78ADF26105467AF6637602D64E1CC451DB5623FC69A426FD
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

sas-cdn.com:80
sas-cdn.com:22
sas-cdn.com:8080
sas-cdn.com:8880
sas-cdn.com:2052
sas-cdn.com:2082
sas-cdn.com:2086
sas-cdn.com:2095
sas-cdn.com:443
sas-cdn.com:2053
sas-cdn.com:2083
sas-cdn.com:2087
sas-cdn.com:2096
sas-cdn.com:8443
www.sas-cdn.com:80
www.sas-cdn.com:22
www.sas-cdn.com:8080
www.sas-cdn.com:8880
www.sas-cdn.com:2052
www.sas-cdn.com:2082
www.sas-cdn.com:2086
www.sas-cdn.com:2095
www.sas-cdn.com:443
www.sas-cdn.com:2053
www.sas-cdn.com:2083
www.sas-cdn.com:2087
www.sas-cdn.com:2096
www.sas-cdn.com:8443
mirai.sas-cdn.com:80
mirai.sas-cdn.com:22
mirai.sas-cdn.com:8080
mirai.sas-cdn.com:8880
mirai.sas-cdn.com:2052
mirai.sas-cdn.com:2082
mirai.sas-cdn.com:2086
mirai.sas-cdn.com:2095
mirai.sas-cdn.com:443
mirai.sas-cdn.com:2053
mirai.sas-cdn.com:2083
mirai.sas-cdn.com:2087
mirai.sas-cdn.com:2096
mirai.sas-cdn.com:8443
malware.sas-cdn.com:80
malware.sas-cdn.com:22
malware.sas-cdn.com:8080
malware.sas-cdn.com:8880
malware.sas-cdn.com:2052
malware.sas-cdn.com:2082
malware.sas-cdn.com:2086
malware.sas-cdn.com:2095
malware.sas-cdn.com:443
malware.sas-cdn.com:2053
malware.sas-cdn.com:2083
malware.sas-cdn.com:2087
malware.sas-cdn.com:2096
malware.sas-cdn.com:8443

Mutex

n2hPcFkcCPOd

Attributes

delay
0
install
true
install_file
7jkrlfkz.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/0x00090000000167e7-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4840	7jkrlfkz.exe
4396	7jkrlfkz.exe

Outbound SSH connection to public host 2 TTPs 1 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	185.93.2.245:22

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
1976	cmd.exe
1308	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	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	7jkrlfkz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7jkrlfkz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4476	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
932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 1976	4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe	89
PID 4500 wrote to memory of 1308	4500	75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe	91
PID 1976 wrote to memory of 932	1976	cmd.exe	93
PID 1308 wrote to memory of 4476	1308	cmd.exe	94
PID 1308 wrote to memory of 4396	1308	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe
"C:\Users\Admin\AppData\Local\Temp\75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "7jkrlfkz" /tr '"C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "7jkrlfkz" /tr '"C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:932
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6E31.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4476
- - C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe
    "C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4396

C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe
"C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4840

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

Replay Monitor

Loading Replay Monitor...

Downloads

tmp6E31.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp6E31.tmp.bat
Size 152B
SHA256 32c3feed8759d4e9cc3b4fdc0f12ac59e82477b92ec90909c402a644a9c7b8f3
MD5 c35a5a07820bf872bbb9e4cccf7c6fac
SHA1 71a25c995851c73b3d853a58dd6195b5c2ff2592
SHA512 3e2a993abfc3cb280fb3fadc18041eed4f40ab0c864a566741b86085de4d9e91a1394e3863e14a7abaa93e2879c8bc6b86d8dddc58674b1457c047340f9b2a0f
TLSH
T1C3C02B5391C5EADF2805149312FBDBAED1B36D193F44BB40D704840D5680448F8D9786
MD5 SHA1 SHA512 TLSH

Submit Download

7jkrlfkz.exe

Path C:\Users\Admin\AppData\Roaming\7jkrlfkz.exe
Size 45KB
SHA256 75fec0c2ed9f43131f6e0812f927676d09cbf69b6b668c1b0aa7349747307fca
MD5 f084e37c395421a7b7796a0e30804629
SHA1 8d18107087c5af24d288dda4cbf69223389ac28b
SHA512 ae90274e20ed21003f8dfa4075e3ac8e2a59e9cb23b6b52602cc457c510016119f747826fea7be7d659b76675fc50dbd83f721d4dfc47c9d4cd20098b92a0bc9
SSDEEP 768:suJdpTP3tcsWUODmqmo2qV/FpPklON8APIDzjbtgX3i8jvW6KgTWhlt9UBDZkx:suJdpTPdI227kwN8lD3b6XS8jvWBgiVd
TLSH
T1D6232A003BE8812BF2BE4F78ADF26105467AF6637602D64E1CC451DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4500-0-0x00000000743C2000-0x00000000743C3000-memory.dmp

Download

memory/4500-1-0x0000000000E90000-0x0000000000EA2000-memory.dmp

Download

memory/4500-2-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download

memory/4500-3-0x0000000005840000-0x00000000058DC000-memory.dmp

Download

memory/4500-9-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download

memory/4840-12-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download

memory/4840-14-0x00000000743B0000-0x0000000074B6C000-memory.dmp

Download