asyncrat | 5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822

Analysis

max time kernel
148s
max time network
149s
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, 10:18

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General

Target
5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
Size 45KB
Sample260919-mcdrpsy1ev
SHA256 5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822
MD5 d9d1cb9eecd73386b9443805708b62a8
SHA1 6d64dbc32c27cb161c12245ecf230ce2f754ea69
SHA512 41add962d6ae1106d9344ccc34b634fc278a0b3cb586ebdcf65e61eb2dd82024b8ef7f5708d8e5feb47c5c96600dfba047f984f2e380475a1725b9872bd5f156
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNVcQSCBznqNLPI7zjbwgX3iO7POkt18s0BDZ0x:5uSy6pTpoo2Ec9UqC73b3XS4OkPVCd0x
TLSH
T131232B0037E9C12BF2BE4F7899F26105467AF6632603E54D2CC452DB5623FC69A426FE
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
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
conti.phimsexsub.fun:80
conti.phimsexsub.fun:22
conti.phimsexsub.fun:8080
conti.phimsexsub.fun:8880
conti.phimsexsub.fun:2052
conti.phimsexsub.fun:2082
conti.phimsexsub.fun:2086
conti.phimsexsub.fun:2095
conti.phimsexsub.fun:443
conti.phimsexsub.fun:2053
conti.phimsexsub.fun:2083
conti.phimsexsub.fun:2087
conti.phimsexsub.fun:2096
conti.phimsexsub.fun:8443

Mutex

i9LZTUfmRJ6i

Attributes

delay
0
install
true
install_file
pw5svgz.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/0x000e00000001c4d0-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3308	pw5svgz.exe
4752	pw5svgz.exe

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	15	104.21.91.58:22
SSH destination	16	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
2348	cmd.exe
5868	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	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.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	pw5svgz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pw5svgz.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4272	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
2916	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
Token: SeDebugPrivilege	3308	pw5svgz.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2348	824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe	89
PID 824 wrote to memory of 5868	824	5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe	91
PID 2348 wrote to memory of 2916	2348	cmd.exe	93
PID 5868 wrote to memory of 4272	5868	cmd.exe	94
PID 5868 wrote to memory of 4752	5868	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe
"C:\Users\Admin\AppData\Local\Temp\5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pw5svgz" /tr '"C:\Users\Admin\AppData\Roaming\pw5svgz.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pw5svgz" /tr '"C:\Users\Admin\AppData\Roaming\pw5svgz.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2916
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5D68.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5868
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4272
- - C:\Users\Admin\AppData\Roaming\pw5svgz.exe
    "C:\Users\Admin\AppData\Roaming\pw5svgz.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4752

C:\Users\Admin\AppData\Roaming\pw5svgz.exe
"C:\Users\Admin\AppData\Roaming\pw5svgz.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3308

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

tmp5D68.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp5D68.tmp.bat
Size 151B
SHA256 b6132d7dd906395cc8fc0fa430172085425fc54170215d2900ab444ba957d7e5
MD5 220b4aa6c0dc697a004aae8054c53b63
SHA1 b642aa6ae53d6620659bfcc02fd1ee4eb0673131
SHA512 af929590a5329423edd923237b5cdf36f95ccd7ba133eeca1092a68012ffde1abf9e6e1a23a3a31f2d0f2b286feae91ddeffc9b56a4dc80e59f32dea4a332647
TLSH
T171C08C8251CAEE0F3C05181306BBE98CA166685A3E41AB108304404A2280449E0A9241
MD5 SHA1 SHA512 TLSH

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pw5svgz.exe

Path C:\Users\Admin\AppData\Roaming\pw5svgz.exe
Size 45KB
SHA256 5525fc01d41b523f1e127d166a107648376fd134b7f9637e6b42c92f7015c822
MD5 d9d1cb9eecd73386b9443805708b62a8
SHA1 6d64dbc32c27cb161c12245ecf230ce2f754ea69
SHA512 41add962d6ae1106d9344ccc34b634fc278a0b3cb586ebdcf65e61eb2dd82024b8ef7f5708d8e5feb47c5c96600dfba047f984f2e380475a1725b9872bd5f156
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNVcQSCBznqNLPI7zjbwgX3iO7POkt18s0BDZ0x:5uSy6pTpoo2Ec9UqC73b3XS4OkPVCd0x
TLSH
T131232B0037E9C12BF2BE4F7899F26105467AF6632603E54D2CC452DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/824-0-0x00000000748C2000-0x00000000748C3000-memory.dmp

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memory/824-1-0x00000000006C0000-0x00000000006D2000-memory.dmp

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memory/824-2-0x00000000748B0000-0x000000007506C000-memory.dmp

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memory/824-3-0x00000000051E0000-0x000000000527C000-memory.dmp

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memory/824-8-0x00000000748B0000-0x000000007506C000-memory.dmp

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memory/3308-12-0x0000000074740000-0x0000000074EFC000-memory.dmp

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memory/3308-14-0x0000000074740000-0x0000000074EFC000-memory.dmp

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