asyncrat | 10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153

Analysis

max time kernel
58s
max time network
62s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 19:38

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General

Target
10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153.exe
Size 45KB
Sample260815-yce6basflf
SHA256 10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153
MD5 81b348440e9014d4e25756eeef5503ef
SHA1 dd45831336d83369a7da48319a979811bd505cb4
SHA512 477cfd5bbdc8c9eefd88f0fa6dd2d6c2b877dc5e99c09538f33770590728fa1bb1d0168ac6bceffe8ce8a843712e53e8d49094b6b97fba8db0818d20be841ca0
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtDc30oiZPI/zjbsgX3iJCgmE1/BYYSBDZUx:cuR0JTPjY2AwR2iW/3bjXS8gmE1pYYs0
TLSH
T135232A0037E8812BF2BE4F789DF26246867AF6632603D5491CC451DB5623FC69A436FE
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

zorvec.name:80
zorvec.name:22
zorvec.name:8080
zorvec.name:8880
zorvec.name:2052
zorvec.name:2082
zorvec.name:2086
zorvec.name:2095
zorvec.name:443
zorvec.name:2053
zorvec.name:2083
zorvec.name:2087
zorvec.name:2096
zorvec.name:8443
www.zorvec.name:80
www.zorvec.name:22
www.zorvec.name:8080
www.zorvec.name:8880
www.zorvec.name:2052
www.zorvec.name:2082
www.zorvec.name:2086
www.zorvec.name:2095
www.zorvec.name:443
www.zorvec.name:2053
www.zorvec.name:2083
www.zorvec.name:2087
www.zorvec.name:2096
www.zorvec.name:8443
hermeticwiper.zorvec.name:80
hermeticwiper.zorvec.name:22
hermeticwiper.zorvec.name:8080
hermeticwiper.zorvec.name:8880
hermeticwiper.zorvec.name:2052
hermeticwiper.zorvec.name:2082
hermeticwiper.zorvec.name:2086
hermeticwiper.zorvec.name:2095
hermeticwiper.zorvec.name:443
hermeticwiper.zorvec.name:2053
hermeticwiper.zorvec.name:2083
hermeticwiper.zorvec.name:2087
hermeticwiper.zorvec.name:2096
hermeticwiper.zorvec.name:8443
formbook.zorvec.name:80
formbook.zorvec.name:22
formbook.zorvec.name:8080
formbook.zorvec.name:8880
formbook.zorvec.name:2052
formbook.zorvec.name:2082
formbook.zorvec.name:2086
formbook.zorvec.name:2095
formbook.zorvec.name:443
formbook.zorvec.name:2053
formbook.zorvec.name:2083
formbook.zorvec.name:2087
formbook.zorvec.name:2096
formbook.zorvec.name:8443
gozi.zorvec.name:80
gozi.zorvec.name:22
gozi.zorvec.name:8080
gozi.zorvec.name:8880
gozi.zorvec.name:2052
gozi.zorvec.name:2082
gozi.zorvec.name:2086
gozi.zorvec.name:2095
gozi.zorvec.name:443
gozi.zorvec.name:2053
gozi.zorvec.name:2083
gozi.zorvec.name:2087
gozi.zorvec.name:2096
gozi.zorvec.name:8443

Mutex

bFHgsW0pkBKv

Attributes

delay
0
install
true
install_file
t7ag.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/0x000d00000001c5c9-10.dat	family_asyncrat

Outbound SSH connection to public host 2 TTPs 2 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	3	172.67.144.58:22
SSH destination	7	104.21.28.44:22

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
5704	cmd.exe
4848	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4616	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
2912	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153.exe
"C:\Users\Admin\AppData\Local\Temp\10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4100
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "t7ag" /tr '"C:\Users\Admin\AppData\Roaming\t7ag.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  PID:5704
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "t7ag" /tr '"C:\Users\Admin\AppData\Roaming\t7ag.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2912
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4D7A.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  PID:4848
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:4616
- - C:\Users\Admin\AppData\Roaming\t7ag.exe
    "C:\Users\Admin\AppData\Roaming\t7ag.exe"
    3⤵
    PID:2172

C:\Users\Admin\AppData\Roaming\t7ag.exe
"C:\Users\Admin\AppData\Roaming\t7ag.exe"
1⤵
PID:2924

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmp4D7A.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp4D7A.tmp.bat
Size 148B
SHA256 29951921199b68dc58980a4bc8719d43e11b39ef3139dae98fe4cf58165ecfe3
MD5 cdf038a279d9d2320ecb8a38a45e6bfc
SHA1 27ac6b1b9643a76b430acf6413b02daec924e7f3
SHA512 2a8cf8f13620da6ae0713485a69b37a22e4db43dcdbb5720516cc5dc1b4ef9ee8d0b4af1e1b37ed2fc7affd75660c405fd6a04628b400caa8796143a168439df
TLSH
T12EC02B4261C5FA1F2805341303FAD48CE5727C1A3F80BF40C744848E238044DF0EE381
MD5 SHA1 SHA512 TLSH

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t7ag.exe

Path C:\Users\Admin\AppData\Roaming\t7ag.exe
Size 45KB
SHA256 10b3b535e230607a806865e34c1b7c8fbc49abd294312e2974cc811f9124f153
MD5 81b348440e9014d4e25756eeef5503ef
SHA1 dd45831336d83369a7da48319a979811bd505cb4
SHA512 477cfd5bbdc8c9eefd88f0fa6dd2d6c2b877dc5e99c09538f33770590728fa1bb1d0168ac6bceffe8ce8a843712e53e8d49094b6b97fba8db0818d20be841ca0
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtDc30oiZPI/zjbsgX3iJCgmE1/BYYSBDZUx:cuR0JTPjY2AwR2iW/3bjXS8gmE1pYYs0
TLSH
T135232A0037E8812BF2BE4F789DF26246867AF6632603D5491CC451DB5623FC69A436FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2924-12-0x0000000074860000-0x000000007501C000-memory.dmp

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memory/2924-14-0x0000000074860000-0x000000007501C000-memory.dmp

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memory/4100-0-0x0000000074872000-0x0000000074873000-memory.dmp

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memory/4100-1-0x0000000000500000-0x0000000000512000-memory.dmp

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memory/4100-2-0x0000000074860000-0x000000007501C000-memory.dmp

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memory/4100-3-0x00000000050A0000-0x000000000513C000-memory.dmp

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memory/4100-9-0x0000000074860000-0x000000007501C000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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