asyncrat | 6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/07/2026, 14:01

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General

Target
6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
Size 45KB
Sample260718-rbq3vsgv4v
SHA256 6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994
MD5 297513ddff95fb63e489d9b1ed1c6b34
SHA1 781c531d6c09564118ebe16b1152df778a0ea77c
SHA512 37b5967294b26ddc9e8d6ec4f385d58615623e7e6e4c4a839feac017fe58ac2aa0e758da71a5644d7048d558a0d2d11f74a2997ee22b8e161573b85b8ec38c87
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhnjbGgX3iLrPTbycOAtSBDZUx:cuR0JTPjY2SLBXDBhjbZXSLrPicHtsdW
TLSH
T154231A003BE9812BF2BE4F7899F26145867AF6736603D6491CC451DB1713BC68A43AFE
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

phimsexhayovh.com:80
phimsexhayovh.com:22
phimsexhayovh.com:8080
phimsexhayovh.com:8880
phimsexhayovh.com:2052
phimsexhayovh.com:2082
phimsexhayovh.com:2086
phimsexhayovh.com:2095
phimsexhayovh.com:443
phimsexhayovh.com:2053
phimsexhayovh.com:2083
phimsexhayovh.com:2087
phimsexhayovh.com:2096
phimsexhayovh.com:8443
www.phimsexhayovh.com:80
www.phimsexhayovh.com:22
www.phimsexhayovh.com:8080
www.phimsexhayovh.com:8880
www.phimsexhayovh.com:2052
www.phimsexhayovh.com:2082
www.phimsexhayovh.com:2086
www.phimsexhayovh.com:2095
www.phimsexhayovh.com:443
www.phimsexhayovh.com:2053
www.phimsexhayovh.com:2083
www.phimsexhayovh.com:2087
www.phimsexhayovh.com:2096
www.phimsexhayovh.com:8443
mirai.phimsexhayovh.com:80
mirai.phimsexhayovh.com:22
mirai.phimsexhayovh.com:8080
mirai.phimsexhayovh.com:8880
mirai.phimsexhayovh.com:2052
mirai.phimsexhayovh.com:2082
mirai.phimsexhayovh.com:2086
mirai.phimsexhayovh.com:2095
mirai.phimsexhayovh.com:443
mirai.phimsexhayovh.com:2053
mirai.phimsexhayovh.com:2083
mirai.phimsexhayovh.com:2087
mirai.phimsexhayovh.com:2096
mirai.phimsexhayovh.com:8443
klez.phimsexhayovh.com:80
klez.phimsexhayovh.com:22
klez.phimsexhayovh.com:8080
klez.phimsexhayovh.com:8880
klez.phimsexhayovh.com:2052
klez.phimsexhayovh.com:2082
klez.phimsexhayovh.com:2086
klez.phimsexhayovh.com:2095
klez.phimsexhayovh.com:443
klez.phimsexhayovh.com:2053
klez.phimsexhayovh.com:2083
klez.phimsexhayovh.com:2087
klez.phimsexhayovh.com:2096
klez.phimsexhayovh.com:8443

Mutex

6kxruxOHX8Gg

Attributes

delay
0
install
true
install_file
9oi9.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/0x000e00000001c437-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3272	9oi9.exe
2332	9oi9.exe

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
4624	cmd.exe
4356	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9oi9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9oi9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
6012	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
2708	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
Token: SeDebugPrivilege	3272	9oi9.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 4624	4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe	89
PID 4604 wrote to memory of 4356	4604	6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe	91
PID 4624 wrote to memory of 2708	4624	cmd.exe	93
PID 4356 wrote to memory of 6012	4356	cmd.exe	94
PID 4356 wrote to memory of 2332	4356	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe
"C:\Users\Admin\AppData\Local\Temp\6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "9oi9" /tr '"C:\Users\Admin\AppData\Roaming\9oi9.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4624
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "9oi9" /tr '"C:\Users\Admin\AppData\Roaming\9oi9.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2708
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpFC3D.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4356
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:6012
- - C:\Users\Admin\AppData\Roaming\9oi9.exe
    "C:\Users\Admin\AppData\Roaming\9oi9.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2332

C:\Users\Admin\AppData\Roaming\9oi9.exe
"C:\Users\Admin\AppData\Roaming\9oi9.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3272

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

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

tmpFC3D.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpFC3D.tmp.bat
Size 148B
SHA256 d51a621ec751a62deb7fd34c4518349445b2143bd7e8bcba6c4ed695d153e744
MD5 adbec5cf77627d8d1c88cc3b715ed70f
SHA1 6b7c34b5a000669d00c9afbcb668a4094c1d0ffb
SHA512 168fdebb1f601cbc0120d63c27d36ec70dabf90df8fed6f980ddb865c6d30b0d3e60055b8158b263eab03785cc06cdd1a1dc2f2af600c23777d9d8eebbf1ccc5
TLSH
T1B6C02B4252C9FE0F2A1D985317FAE48D91736C193F40BF00D30C841D1380548F0D9341
MD5 SHA1 SHA512 TLSH

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9oi9.exe

Path C:\Users\Admin\AppData\Roaming\9oi9.exe
Size 45KB
SHA256 6a0984bf00f0d568506741db5028b1e6134b2762a21696fccb7aaeb1b5fd1994
MD5 297513ddff95fb63e489d9b1ed1c6b34
SHA1 781c531d6c09564118ebe16b1152df778a0ea77c
SHA512 37b5967294b26ddc9e8d6ec4f385d58615623e7e6e4c4a839feac017fe58ac2aa0e758da71a5644d7048d558a0d2d11f74a2997ee22b8e161573b85b8ec38c87
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhnjbGgX3iLrPTbycOAtSBDZUx:cuR0JTPjY2SLBXDBhjbZXSLrPicHtsdW
TLSH
T154231A003BE9812BF2BE4F7899F26145867AF6736603D6491CC451DB1713BC68A43AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3272-12-0x0000000074BB0000-0x000000007536C000-memory.dmp

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memory/3272-14-0x0000000074BB0000-0x000000007536C000-memory.dmp

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memory/4604-0-0x0000000074DC2000-0x0000000074DC3000-memory.dmp

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memory/4604-1-0x0000000000820000-0x0000000000832000-memory.dmp

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memory/4604-2-0x0000000074DB0000-0x000000007556C000-memory.dmp

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memory/4604-3-0x00000000053A0000-0x000000000543C000-memory.dmp

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memory/4604-8-0x0000000074DB0000-0x000000007556C000-memory.dmp

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