asyncrat | 49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/09/2026, 08:49

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General

Target
49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
Size 45KB
Sample260919-krbjsadd26
SHA256 49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b
MD5 fee7453067f804637776238dc024c24c
SHA1 cf37a616daaf77c70b4d032ba512289d508e6428
SHA512 86bb5a0e508dd6aa3b109f401121280e1bae5128dd31e6ea453e503e4a0c315cb24ea976de387a83b9229c2a13b351623e0efedf71efd9edf8e2571c0d9a4d96
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4MIz/yPqiPIczjbOgX3irAIhTrKyne45BDZ0x:8uUIpT4vAj2Yc5c3bxXSxTrhnfd0x
TLSH
T11C233B0037E9C127F2BE5F789DF26145467AF6633A03D68A1CC4129B5613FC68A426FE
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

phimsexsub.fun:80
phimsexsub.fun:22
phimsexsub.fun:8080
phimsexsub.fun:8880
phimsexsub.fun:2052
phimsexsub.fun:2082
phimsexsub.fun:2086
phimsexsub.fun:2095
phimsexsub.fun:443
phimsexsub.fun:2053
phimsexsub.fun:2083
phimsexsub.fun:2087
phimsexsub.fun:2096
phimsexsub.fun:8443
www.phimsexsub.fun:80
www.phimsexsub.fun:22
www.phimsexsub.fun:8080
www.phimsexsub.fun:8880
www.phimsexsub.fun:2052
www.phimsexsub.fun:2082
www.phimsexsub.fun:2086
www.phimsexsub.fun:2095
www.phimsexsub.fun:443
www.phimsexsub.fun:2053
www.phimsexsub.fun:2083
www.phimsexsub.fun:2087
www.phimsexsub.fun:2096
www.phimsexsub.fun:8443
malware.phimsexsub.fun:80
malware.phimsexsub.fun:22
malware.phimsexsub.fun:8080
malware.phimsexsub.fun:8880
malware.phimsexsub.fun:2052
malware.phimsexsub.fun:2082
malware.phimsexsub.fun:2086
malware.phimsexsub.fun:2095
malware.phimsexsub.fun:443
malware.phimsexsub.fun:2053
malware.phimsexsub.fun:2083
malware.phimsexsub.fun:2087
malware.phimsexsub.fun:2096
malware.phimsexsub.fun:8443
zbot.phimsexsub.fun:80
zbot.phimsexsub.fun:22
zbot.phimsexsub.fun:8080
zbot.phimsexsub.fun:8880
zbot.phimsexsub.fun:2052
zbot.phimsexsub.fun:2082
zbot.phimsexsub.fun:2086
zbot.phimsexsub.fun:2095
zbot.phimsexsub.fun:443
zbot.phimsexsub.fun:2053
zbot.phimsexsub.fun:2083
zbot.phimsexsub.fun:2087
zbot.phimsexsub.fun:2096
zbot.phimsexsub.fun:8443
azorult.phimsexsub.fun:80
azorult.phimsexsub.fun:22
azorult.phimsexsub.fun:8080
azorult.phimsexsub.fun:8880
azorult.phimsexsub.fun:2052
azorult.phimsexsub.fun:2082
azorult.phimsexsub.fun:2086
azorult.phimsexsub.fun:2095
azorult.phimsexsub.fun:443
azorult.phimsexsub.fun:2053
azorult.phimsexsub.fun:2083
azorult.phimsexsub.fun:2087
azorult.phimsexsub.fun:2096
azorult.phimsexsub.fun:8443
clop.phimsexsub.fun:80
clop.phimsexsub.fun:22
clop.phimsexsub.fun:8080
clop.phimsexsub.fun:8880
clop.phimsexsub.fun:2052
clop.phimsexsub.fun:2082
clop.phimsexsub.fun:2086
clop.phimsexsub.fun:2095
clop.phimsexsub.fun:443
clop.phimsexsub.fun:2053
clop.phimsexsub.fun:2083
clop.phimsexsub.fun:2087
clop.phimsexsub.fun:2096
clop.phimsexsub.fun:8443

Mutex

UMcrl0z6glK5

Attributes

delay
0
install
true
install_file
7e5ewr1.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/0x000f00000001c49d-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2648	7e5ewr1.exe
1232	7e5ewr1.exe

Outbound SSH connection to public host 2 TTPs 4 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	8	104.21.91.58:22
SSH destination	10	172.67.167.121:22
SSH destination	13	104.21.91.58:22
SSH destination	14	172.67.167.121:22

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
1660	cmd.exe
4696	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	7e5ewr1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7e5ewr1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4572	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
1352	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
Token: SeDebugPrivilege	2648	7e5ewr1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3400 wrote to memory of 1660	3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe	89
PID 3400 wrote to memory of 4696	3400	49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe	91
PID 1660 wrote to memory of 1352	1660	cmd.exe	93
PID 4696 wrote to memory of 4572	4696	cmd.exe	94
PID 4696 wrote to memory of 1232	4696	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe
"C:\Users\Admin\AppData\Local\Temp\49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3400
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "7e5ewr1" /tr '"C:\Users\Admin\AppData\Roaming\7e5ewr1.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1660
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "7e5ewr1" /tr '"C:\Users\Admin\AppData\Roaming\7e5ewr1.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1352
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp770B.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4696
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4572
- - C:\Users\Admin\AppData\Roaming\7e5ewr1.exe
    "C:\Users\Admin\AppData\Roaming\7e5ewr1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1232

C:\Users\Admin\AppData\Roaming\7e5ewr1.exe
"C:\Users\Admin\AppData\Roaming\7e5ewr1.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2648

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

tmp770B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp770B.tmp.bat
Size 151B
SHA256 9f81eb69246a72b432cdd03b70ab35994da7c5af2deda364fb9736c103706499
MD5 817a48b941fc9085c1cf280978679cfc
SHA1 88334bc1a991763207a2cb76249b3c19ebb95617
SHA512 5126403ba18afcf10c1662ca24fc730802f66b29e57063d22b1c3274f34cce58b7840014842878f0bb3c50bda17035ac0d85229fa203d96c4121a4fe953db1f8
TLSH
T19AC08C4255C9AA0E3905142306FA969C91A268593E40AB40834440092281448F4AA645
MD5 SHA1 SHA512 TLSH

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7e5ewr1.exe

Path C:\Users\Admin\AppData\Roaming\7e5ewr1.exe
Size 45KB
SHA256 49726e55ba5dcba3645407475b87947121b0f03538d728bf0e73681cb3c8640b
MD5 fee7453067f804637776238dc024c24c
SHA1 cf37a616daaf77c70b4d032ba512289d508e6428
SHA512 86bb5a0e508dd6aa3b109f401121280e1bae5128dd31e6ea453e503e4a0c315cb24ea976de387a83b9229c2a13b351623e0efedf71efd9edf8e2571c0d9a4d96
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4MIz/yPqiPIczjbOgX3irAIhTrKyne45BDZ0x:8uUIpT4vAj2Yc5c3bxXSxTrhnfd0x
TLSH
T11C233B0037E9C127F2BE5F789DF26145467AF6633A03D68A1CC4129B5613FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2648-12-0x0000000074C20000-0x00000000753DC000-memory.dmp

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memory/2648-14-0x0000000074C20000-0x00000000753DC000-memory.dmp

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memory/3400-0-0x0000000074DA2000-0x0000000074DA3000-memory.dmp

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memory/3400-1-0x0000000000330000-0x0000000000342000-memory.dmp

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memory/3400-2-0x0000000074D90000-0x000000007554C000-memory.dmp

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memory/3400-3-0x0000000004E20000-0x0000000004EBC000-memory.dmp

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memory/3400-8-0x0000000074D90000-0x000000007554C000-memory.dmp

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