asyncrat | f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 16:48

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General

Target
f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
Size 45KB
Sample260816-vbf5faef25
SHA256 f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4
MD5 c3153f5896c6c96c0569067cf4b1d23f
SHA1 c9c20cce5ec1444dcf91dec9034167920f968482
SHA512 d7e892066958a87675e922d4490ce180bf6c2c6ac8323d314dc4f1ea3eb36e1cad0783f8d9472dccd4cc89a1915ebe1494232d67b2bb825ac748247ada57066d
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zzjHy/aKPIb6jbLgX3iFi1l8xJSUQGNlwzBDZ8x:0uPrpT/qY2QnhbWb0XSs1GxJSzGNlwVM
TLSH
T197231B003BE9C12BF2BF5F789DF26105467AA6633A03D54D1CC4519B5613FC68A426FE
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

mio9ecge.name:80
mio9ecge.name:22
mio9ecge.name:8080
mio9ecge.name:8880
mio9ecge.name:2052
mio9ecge.name:2082
mio9ecge.name:2086
mio9ecge.name:2095
mio9ecge.name:443
mio9ecge.name:2053
mio9ecge.name:2083
mio9ecge.name:2087
mio9ecge.name:2096
mio9ecge.name:8443
www.mio9ecge.name:80
www.mio9ecge.name:22
www.mio9ecge.name:8080
www.mio9ecge.name:8880
www.mio9ecge.name:2052
www.mio9ecge.name:2082
www.mio9ecge.name:2086
www.mio9ecge.name:2095
www.mio9ecge.name:443
www.mio9ecge.name:2053
www.mio9ecge.name:2083
www.mio9ecge.name:2087
www.mio9ecge.name:2096
www.mio9ecge.name:8443
triton.mio9ecge.name:80
triton.mio9ecge.name:22
triton.mio9ecge.name:8080
triton.mio9ecge.name:8880
triton.mio9ecge.name:2052
triton.mio9ecge.name:2082
triton.mio9ecge.name:2086
triton.mio9ecge.name:2095
triton.mio9ecge.name:443
triton.mio9ecge.name:2053
triton.mio9ecge.name:2083
triton.mio9ecge.name:2087
triton.mio9ecge.name:2096
triton.mio9ecge.name:8443
qakbot.mio9ecge.name:80
qakbot.mio9ecge.name:22
qakbot.mio9ecge.name:8080
qakbot.mio9ecge.name:8880
qakbot.mio9ecge.name:2052
qakbot.mio9ecge.name:2082
qakbot.mio9ecge.name:2086
qakbot.mio9ecge.name:2095
qakbot.mio9ecge.name:443
qakbot.mio9ecge.name:2053
qakbot.mio9ecge.name:2083
qakbot.mio9ecge.name:2087
qakbot.mio9ecge.name:2096
qakbot.mio9ecge.name:8443
gozi.mio9ecge.name:80
gozi.mio9ecge.name:22
gozi.mio9ecge.name:8080
gozi.mio9ecge.name:8880
gozi.mio9ecge.name:2052
gozi.mio9ecge.name:2082
gozi.mio9ecge.name:2086
gozi.mio9ecge.name:2095
gozi.mio9ecge.name:443
gozi.mio9ecge.name:2053
gozi.mio9ecge.name:2083
gozi.mio9ecge.name:2087
gozi.mio9ecge.name:2096
gozi.mio9ecge.name:8443

Mutex

unC4vK2AU0u4

Attributes

delay
0
install
true
install_file
i2z76z7.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/0x000e00000001c4e0-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1532	i2z76z7.exe
3636	i2z76z7.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	9	104.26.15.221:22
SSH destination	10	172.67.74.247:22
SSH destination	11	104.26.14.221:22

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
2156	cmd.exe
2744	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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	i2z76z7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	i2z76z7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2840	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
4356	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 2156	1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe	89
PID 1692 wrote to memory of 2744	1692	f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe	91
PID 2156 wrote to memory of 4356	2156	cmd.exe	93
PID 2744 wrote to memory of 2840	2744	cmd.exe	94
PID 2744 wrote to memory of 3636	2744	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe
"C:\Users\Admin\AppData\Local\Temp\f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "i2z76z7" /tr '"C:\Users\Admin\AppData\Roaming\i2z76z7.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "i2z76z7" /tr '"C:\Users\Admin\AppData\Roaming\i2z76z7.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4356
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5F5C.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2840
- - C:\Users\Admin\AppData\Roaming\i2z76z7.exe
    "C:\Users\Admin\AppData\Roaming\i2z76z7.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3636

C:\Users\Admin\AppData\Roaming\i2z76z7.exe
"C:\Users\Admin\AppData\Roaming\i2z76z7.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1532

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

tmp5F5C.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp5F5C.tmp.bat
Size 151B
SHA256 8193578ee8f2934f992c48c4f44f6ee94d6321a2473dbced1465d08b2cc84700
MD5 3e384f3c44490843f2c91588aff97169
SHA1 bbeeda1320391cc5935f39ffcb0bb38e778776f2
SHA512 047dd1e0c3f3a38173f66e63b8c2188d410accc82ceee19b0eaee7c990500089211ca43f7bab40c2e4530418cd65889e3e552d771aa96fc4e2b3be3719686142
TLSH
T136C02B4355C9FF1E2805A45302FAD98C91B27C9A3F44BB10C34CA40E2380948F0D9342
MD5 SHA1 SHA512 TLSH

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i2z76z7.exe

Path C:\Users\Admin\AppData\Roaming\i2z76z7.exe
Size 45KB
SHA256 f9c25e4af709f1d3c785d52a8e2679d31f7b72c74b3cd61330854f9a9ac6b4c4
MD5 c3153f5896c6c96c0569067cf4b1d23f
SHA1 c9c20cce5ec1444dcf91dec9034167920f968482
SHA512 d7e892066958a87675e922d4490ce180bf6c2c6ac8323d314dc4f1ea3eb36e1cad0783f8d9472dccd4cc89a1915ebe1494232d67b2bb825ac748247ada57066d
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zzjHy/aKPIb6jbLgX3iFi1l8xJSUQGNlwzBDZ8x:0uPrpT/qY2QnhbWb0XSs1GxJSzGNlwVM
TLSH
T197231B003BE9C12BF2BF5F789DF26105467AA6633A03D54D1CC4519B5613FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1532-12-0x00000000747F0000-0x0000000074FAC000-memory.dmp

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memory/1532-14-0x00000000747F0000-0x0000000074FAC000-memory.dmp

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memory/1692-0-0x0000000074862000-0x0000000074863000-memory.dmp

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memory/1692-1-0x0000000000910000-0x0000000000922000-memory.dmp

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memory/1692-2-0x0000000074850000-0x000000007500C000-memory.dmp

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memory/1692-3-0x00000000052C0000-0x000000000535C000-memory.dmp

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memory/1692-8-0x0000000074850000-0x000000007500C000-memory.dmp

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