asyncrat | a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/07/2026, 12:34

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General

Target
a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
Size 45KB
Sample260701-pr6gdaes8j
SHA256 a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef
MD5 ba5c12d9ded434f7afa055bf7e795e56
SHA1 4e79becf770cde648df069c03e00d7c5fb3cb7c0
SHA512 e3d42635bb465b528ca6fa436fb3a0bc4eb329c628f809a945676add021f34431446213a2c63ea22656f32c29075dfffe79743f33fd43c7ba5f04906f730fe5f
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQc3HE4SVoOPIGQzjbzgU3iBEx840F5WquGldBDZUx:cuqb5TrhG2oUZo3GQ3bsUSBExr0FzBdW
TLSH
T1E3232B003BE8812BF2BE4F7898F26145467AF2736603D58E1CC451DB5723BC69A526FE
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

madcityservers.com:80
madcityservers.com:22
madcityservers.com:8080
madcityservers.com:8880
madcityservers.com:2052
madcityservers.com:2082
madcityservers.com:2086
madcityservers.com:2095
madcityservers.com:443
madcityservers.com:2053
madcityservers.com:2083
madcityservers.com:2087
madcityservers.com:2096
madcityservers.com:8443
www.madcityservers.com:80
www.madcityservers.com:22
www.madcityservers.com:8080
www.madcityservers.com:8880
www.madcityservers.com:2052
www.madcityservers.com:2082
www.madcityservers.com:2086
www.madcityservers.com:2095
www.madcityservers.com:443
www.madcityservers.com:2053
www.madcityservers.com:2083
www.madcityservers.com:2087
www.madcityservers.com:2096
www.madcityservers.com:8443
stuxnet.madcityservers.com:80
stuxnet.madcityservers.com:22
stuxnet.madcityservers.com:8080
stuxnet.madcityservers.com:8880
stuxnet.madcityservers.com:2052
stuxnet.madcityservers.com:2082
stuxnet.madcityservers.com:2086
stuxnet.madcityservers.com:2095
stuxnet.madcityservers.com:443
stuxnet.madcityservers.com:2053
stuxnet.madcityservers.com:2083
stuxnet.madcityservers.com:2087
stuxnet.madcityservers.com:2096
stuxnet.madcityservers.com:8443
hermeticwiper.madcityservers.com:80
hermeticwiper.madcityservers.com:22
hermeticwiper.madcityservers.com:8080
hermeticwiper.madcityservers.com:8880
hermeticwiper.madcityservers.com:2052
hermeticwiper.madcityservers.com:2082
hermeticwiper.madcityservers.com:2086
hermeticwiper.madcityservers.com:2095
hermeticwiper.madcityservers.com:443
hermeticwiper.madcityservers.com:2053
hermeticwiper.madcityservers.com:2083
hermeticwiper.madcityservers.com:2087
hermeticwiper.madcityservers.com:2096
hermeticwiper.madcityservers.com:8443
malware.madcityservers.com:80
malware.madcityservers.com:22
malware.madcityservers.com:8080
malware.madcityservers.com:8880
malware.madcityservers.com:2052
malware.madcityservers.com:2082
malware.madcityservers.com:2086
malware.madcityservers.com:2095
malware.madcityservers.com:443
malware.madcityservers.com:2053
malware.madcityservers.com:2083
malware.madcityservers.com:2087
malware.madcityservers.com:2096
malware.madcityservers.com:8443

Mutex

s0hGupEwzIHN

Attributes

delay
0
install
true
install_file
3vqbm.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/0x000e00000001c556-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5136	3vqbm.exe
5196	3vqbm.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3vqbm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3vqbm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5772	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
888	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
Token: SeDebugPrivilege	5136	3vqbm.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5660 wrote to memory of 1260	5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe	88
PID 5660 wrote to memory of 3444	5660	a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe	89
PID 3444 wrote to memory of 5772	3444	cmd.exe	92
PID 1260 wrote to memory of 888	1260	cmd.exe	93
PID 3444 wrote to memory of 5196	3444	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe
"C:\Users\Admin\AppData\Local\Temp\a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5660
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "3vqbm" /tr '"C:\Users\Admin\AppData\Roaming\3vqbm.exe"' & exit
  2⤵
  - 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 "3vqbm" /tr '"C:\Users\Admin\AppData\Roaming\3vqbm.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:888
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE337.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3444
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5772
- - C:\Users\Admin\AppData\Roaming\3vqbm.exe
    "C:\Users\Admin\AppData\Roaming\3vqbm.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5196

C:\Users\Admin\AppData\Roaming\3vqbm.exe
"C:\Users\Admin\AppData\Roaming\3vqbm.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5136

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

tmpE337.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE337.tmp.bat
Size 149B
SHA256 fd04fadefcc84b7b251b04a4dce6b85313c2c9b8442b4dc9654486ecc034e2cb
MD5 8e07b4f12f2ed490741c3a640d1abb74
SHA1 b4ac5227f9e66b5e064862a6c9b5925c4873da0d
SHA512 00b3630f404f569113cf8bf4872d1610b432ccefeace0a938a6ce91881a010a5b8fca9d97e68ab1fe1610b00220aeb16c3af336ac59ee567adef797683cfdc65
TLSH
T1ABC08C4252C6AA4E780A142302BAD49C95726C293E48BB10830840095280888E09E241
MD5 SHA1 SHA512 TLSH

Submit Download

3vqbm.exe

Path C:\Users\Admin\AppData\Roaming\3vqbm.exe
Size 45KB
SHA256 a310d04ddbbfeee172df0f35512958b257e213ebce30c80aed39a5259fc64aef
MD5 ba5c12d9ded434f7afa055bf7e795e56
SHA1 4e79becf770cde648df069c03e00d7c5fb3cb7c0
SHA512 e3d42635bb465b528ca6fa436fb3a0bc4eb329c628f809a945676add021f34431446213a2c63ea22656f32c29075dfffe79743f33fd43c7ba5f04906f730fe5f
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQc3HE4SVoOPIGQzjbzgU3iBEx840F5WquGldBDZUx:cuqb5TrhG2oUZo3GQ3bsUSBExr0FzBdW
TLSH
T1E3232B003BE8812BF2BE4F7898F26145467AF2736603D58E1CC451DB5723BC69A526FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5136-12-0x0000000074700000-0x0000000074EBC000-memory.dmp

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memory/5136-14-0x0000000074700000-0x0000000074EBC000-memory.dmp

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memory/5660-0-0x0000000074882000-0x0000000074883000-memory.dmp

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memory/5660-1-0x0000000000EC0000-0x0000000000ED2000-memory.dmp

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memory/5660-2-0x0000000074870000-0x000000007502C000-memory.dmp

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memory/5660-3-0x00000000059B0000-0x0000000005A4C000-memory.dmp

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memory/5660-8-0x0000000074870000-0x000000007502C000-memory.dmp

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