asyncrat | b852336c257e257015221fe6f68b9a0be4376b901f0635d20ddcef917df7b189

Analysis

max time kernel
148s
max time network
89s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/07/2026, 09:09

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General

Target
7m.exe
Size 45KB
Sample260712-k4x9baft4m
SHA256 b852336c257e257015221fe6f68b9a0be4376b901f0635d20ddcef917df7b189
MD5 fe0bc714463c5c1513f067bb3cf379ce
SHA1 50180ac18f149af4df361b74cff101c87b4b2790
SHA512 0fc8e9a30635ae6e1f293c184f9b232ab8c36e71cedbcf5d1ecc0b86fbffb2c99136f1ce9e7541ed9a10a70d87deeed361e0b09250f0acca61dd6dd71243a436
SSDEEP 768:luE2VTnk6gWXWUrjC1mo2qDqR04mmVtbbba7m/RPIWzjbAgH3ifTogEpJlDBDZrx:luE2VTn8H2/RJ/q70OW3bnHSrtEHdrx
TLSH
T1E7231A003BE9812BF2BF4F78A9F26145467AF1632603D54A2CC451DB5613BC69A42AFE
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

mobilityhacklisbon.io/vi-vn/:80
mobilityhacklisbon.io/vi-vn/:8080
mobilityhacklisbon.io/vi-vn/:443
mobilityhacklisbon.io/vi-vn/:8443
mobilityhacklisbon.io/vi-vn/:3306
mobilityhacklisbon.io/vi-vn/:20
mobilityhacklisbon.io/vi-vn/:25
mobilityhacklisbon.io/vi-vn/:22

Mutex

dWWUO0pEsgj1

Attributes

delay
3
install
true
install_file
7m.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/0x000e00000001c45a-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5760	7m.exe
4228	7m.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	7m.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	7m.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7m.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1092	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
1020	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe
3384	7m.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3384	7m.exe
Token: SeDebugPrivilege	5760	7m.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 3044	3384	7m.exe	87
PID 3384 wrote to memory of 4740	3384	7m.exe	89
PID 3044 wrote to memory of 1020	3044	cmd.exe	91
PID 4740 wrote to memory of 1092	4740	cmd.exe	92
PID 4740 wrote to memory of 4228	4740	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\7m.exe
"C:\Users\Admin\AppData\Local\Temp\7m.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3384
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "7m" /tr '"C:\Users\Admin\AppData\Roaming\7m.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "7m" /tr '"C:\Users\Admin\AppData\Roaming\7m.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1020
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD472.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4740
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1092
- - C:\Users\Admin\AppData\Roaming\7m.exe
    "C:\Users\Admin\AppData\Roaming\7m.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4228

C:\Users\Admin\AppData\Roaming\7m.exe
"C:\Users\Admin\AppData\Roaming\7m.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5760

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

tmpD472.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpD472.tmp.bat
Size 146B
SHA256 01d467924da6b2afeba946f9323764950a6d7db8feccc0d85b28c5f7772e77e0
MD5 1c89524d1d1d2454a7dc2a0823ec7cf4
SHA1 faac60342257137a73ea2822781d01c4e61671f7
SHA512 6afa597eab7f041cf24b2abd21581835680e73a72726669ae1f2859200e39d983bf3f9f4bf2282545eb1ff46c41fa31aa37445c5089ffc65c416056186b77704
TLSH
T132C02B9265C5EA1E380658132BFAD49C9176EC593F84BF40C308400D128044CF0EA341
MD5 SHA1 SHA512 TLSH

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7m.exe

Path C:\Users\Admin\AppData\Roaming\7m.exe
Size 45KB
SHA256 b852336c257e257015221fe6f68b9a0be4376b901f0635d20ddcef917df7b189
MD5 fe0bc714463c5c1513f067bb3cf379ce
SHA1 50180ac18f149af4df361b74cff101c87b4b2790
SHA512 0fc8e9a30635ae6e1f293c184f9b232ab8c36e71cedbcf5d1ecc0b86fbffb2c99136f1ce9e7541ed9a10a70d87deeed361e0b09250f0acca61dd6dd71243a436
SSDEEP 768:luE2VTnk6gWXWUrjC1mo2qDqR04mmVtbbba7m/RPIWzjbAgH3ifTogEpJlDBDZrx:luE2VTn8H2/RJ/q70OW3bnHSrtEHdrx
TLSH
T1E7231A003BE9812BF2BF4F78A9F26145467AF1632603D54A2CC451DB5613BC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3384-0-0x0000000074AB2000-0x0000000074AB3000-memory.dmp

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memory/3384-1-0x0000000000F40000-0x0000000000F52000-memory.dmp

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memory/3384-2-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/3384-3-0x0000000005AB0000-0x0000000005B4C000-memory.dmp

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memory/3384-9-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/5760-12-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/5760-14-0x0000000074AA0000-0x000000007525C000-memory.dmp

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