asyncrat | 3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff

Analysis

max time kernel
148s
max time network
152s
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, 07:38

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General

Target
3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
Size 45KB
Sample260816-jgqqaaca36
SHA256 3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff
MD5 577f475aa5796d618845b4ada1ee0d91
SHA1 3eeeb118720efa623b60ff396b94f107e5b73bba
SHA512 e925ea7438f03c11aad13b42eda3e4e3eb2b8a15c3ed5f891a3981955d29a5e07f92abd4b2bcb4b0ae14a0e0955d8de4b8f961429886dcd8c0d61600c30d6cb2
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q16pE+VdH8tPIhzjbqgX3iAvJT8O5CWq8BDZUx:cu6YepTPso2zHbh3b9XSAvJo1DadUx
TLSH
T142231A003BE8812BF2BF4FB898F26145867AF5637603D64D2CC451DB5623FC6DA426E9
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

e.streamforester.name:80
e.streamforester.name:22
e.streamforester.name:8080
e.streamforester.name:8880
e.streamforester.name:2052
e.streamforester.name:2082
e.streamforester.name:2086
e.streamforester.name:2095
e.streamforester.name:443
e.streamforester.name:2053
e.streamforester.name:2083
e.streamforester.name:2087
e.streamforester.name:2096
e.streamforester.name:8443
www.e.streamforester.name:80
www.e.streamforester.name:22
www.e.streamforester.name:8080
www.e.streamforester.name:8880
www.e.streamforester.name:2052
www.e.streamforester.name:2082
www.e.streamforester.name:2086
www.e.streamforester.name:2095
www.e.streamforester.name:443
www.e.streamforester.name:2053
www.e.streamforester.name:2083
www.e.streamforester.name:2087
www.e.streamforester.name:2096
www.e.streamforester.name:8443
ursnif.e.streamforester.name:80
ursnif.e.streamforester.name:22
ursnif.e.streamforester.name:8080
ursnif.e.streamforester.name:8880
ursnif.e.streamforester.name:2052
ursnif.e.streamforester.name:2082
ursnif.e.streamforester.name:2086
ursnif.e.streamforester.name:2095
ursnif.e.streamforester.name:443
ursnif.e.streamforester.name:2053
ursnif.e.streamforester.name:2083
ursnif.e.streamforester.name:2087
ursnif.e.streamforester.name:2096
ursnif.e.streamforester.name:8443
cryptolocker.e.streamforester.name:80
cryptolocker.e.streamforester.name:22
cryptolocker.e.streamforester.name:8080
cryptolocker.e.streamforester.name:8880
cryptolocker.e.streamforester.name:2052
cryptolocker.e.streamforester.name:2082
cryptolocker.e.streamforester.name:2086
cryptolocker.e.streamforester.name:2095
cryptolocker.e.streamforester.name:443
cryptolocker.e.streamforester.name:2053
cryptolocker.e.streamforester.name:2083
cryptolocker.e.streamforester.name:2087
cryptolocker.e.streamforester.name:2096
cryptolocker.e.streamforester.name:8443

Mutex

RfWtAH7dMohq

Attributes

delay
0
install
true
install_file
taip4cme.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/0x0003000000000432-10.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
52	taip4cme.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	104.26.4.5:22
SSH destination	11	104.26.5.5:22
SSH destination	14	172.67.70.147:22

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
3224	cmd.exe
3732	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.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	taip4cme.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2368	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
2276	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3140 wrote to memory of 3224	3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe	89
PID 3140 wrote to memory of 3732	3140	3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe	91
PID 3224 wrote to memory of 2276	3224	cmd.exe	93
PID 3732 wrote to memory of 2368	3732	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe
"C:\Users\Admin\AppData\Local\Temp\3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3140
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "taip4cme" /tr '"C:\Users\Admin\AppData\Roaming\taip4cme.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3224
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "taip4cme" /tr '"C:\Users\Admin\AppData\Roaming\taip4cme.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2276
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8C96.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3732
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2368
- - C:\Users\Admin\AppData\Roaming\taip4cme.exe
    "C:\Users\Admin\AppData\Roaming\taip4cme.exe"
    3⤵
    PID:3896

C:\Users\Admin\AppData\Roaming\taip4cme.exe
"C:\Users\Admin\AppData\Roaming\taip4cme.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:52

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

tmp8C96.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp8C96.tmp.bat
Size 152B
SHA256 e21855e82be7a2123443c2a1c664c1915056d5280f8700204ef1fb0b6ff227db
MD5 ab664429883cac61980f13bf8b982987
SHA1 59431e5bd20d910ee776b6d9a74cae56ec649279
SHA512 8e3293131d74c8afa15f877ae4d77654e0045aae6166536878a18152d90ee69370552980f86ca447efb3d36787261e841be3b50f1e17fa23a54c6fe8198b207e
TLSH
T199C08C4265C5AA0E6909642313FAD88C92A2A8193E80AB04930484295280448E0AA346
MD5 SHA1 SHA512 TLSH

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taip4cme.exe

Path C:\Users\Admin\AppData\Roaming\taip4cme.exe
Size 45KB
SHA256 3751677878b1715e30d45b23695d4b064e2bb802a2a1efd456f75fc646f87eff
MD5 577f475aa5796d618845b4ada1ee0d91
SHA1 3eeeb118720efa623b60ff396b94f107e5b73bba
SHA512 e925ea7438f03c11aad13b42eda3e4e3eb2b8a15c3ed5f891a3981955d29a5e07f92abd4b2bcb4b0ae14a0e0955d8de4b8f961429886dcd8c0d61600c30d6cb2
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q16pE+VdH8tPIhzjbqgX3iAvJT8O5CWq8BDZUx:cu6YepTPso2zHbh3b9XSAvJo1DadUx
TLSH
T142231A003BE8812BF2BF4FB898F26145867AF5637603D64D2CC451DB5623FC6DA426E9
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/52-12-0x0000000074D80000-0x000000007553C000-memory.dmp

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memory/52-14-0x0000000074D80000-0x000000007553C000-memory.dmp

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memory/3140-0-0x0000000074D92000-0x0000000074D93000-memory.dmp

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memory/3140-1-0x0000000000050000-0x0000000000062000-memory.dmp

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memory/3140-2-0x0000000074D80000-0x000000007553C000-memory.dmp

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memory/3140-3-0x0000000004AA0000-0x0000000004B3C000-memory.dmp

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memory/3140-9-0x0000000074D80000-0x000000007553C000-memory.dmp

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