asyncrat | 36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64

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
05/08/2026, 13:34

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General

Target
36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
Size 45KB
Sample260805-qvkjragq21
SHA256 36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64
MD5 8e329814e6264494f1bb0d573abf6d20
SHA1 4006c4cf723a2e2b6f952a7cd4d2dc78cf47a91b
SHA512 41920c06a8f1a7399df2b166194ffa2396cf2eb27769f8d03f34663c713d39d37d4be59cfe37e8fcc1ca7259a4ff7553548ef08d12b563a8e27c60e06a73ca7e
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1mGsGx8OHuPI2zjbBgs3irJVNk8ezQv7ReTBDZUx:cu6YepTPso2rez323busSrJ/sQjR8dUx
TLSH
T1F7232A103BE9C12BF2BE4FB898F26145867EF6632603D6492CC441DB5613FC68A426ED
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

phimsexvnn.com:80
phimsexvnn.com:22
phimsexvnn.com:8080
phimsexvnn.com:8880
phimsexvnn.com:2052
phimsexvnn.com:2082
phimsexvnn.com:2086
phimsexvnn.com:2095
phimsexvnn.com:443
phimsexvnn.com:2053
phimsexvnn.com:2083
phimsexvnn.com:2087
phimsexvnn.com:2096
phimsexvnn.com:8443
www.phimsexvnn.com:80
www.phimsexvnn.com:22
www.phimsexvnn.com:8080
www.phimsexvnn.com:8880
www.phimsexvnn.com:2052
www.phimsexvnn.com:2082
www.phimsexvnn.com:2086
www.phimsexvnn.com:2095
www.phimsexvnn.com:443
www.phimsexvnn.com:2053
www.phimsexvnn.com:2083
www.phimsexvnn.com:2087
www.phimsexvnn.com:2096
www.phimsexvnn.com:8443
triton.phimsexvnn.com:80
triton.phimsexvnn.com:22
triton.phimsexvnn.com:8080
triton.phimsexvnn.com:8880
triton.phimsexvnn.com:2052
triton.phimsexvnn.com:2082
triton.phimsexvnn.com:2086
triton.phimsexvnn.com:2095
triton.phimsexvnn.com:443
triton.phimsexvnn.com:2053
triton.phimsexvnn.com:2083
triton.phimsexvnn.com:2087
triton.phimsexvnn.com:2096
triton.phimsexvnn.com:8443
klez.phimsexvnn.com:80
klez.phimsexvnn.com:22
klez.phimsexvnn.com:8080
klez.phimsexvnn.com:8880
klez.phimsexvnn.com:2052
klez.phimsexvnn.com:2082
klez.phimsexvnn.com:2086
klez.phimsexvnn.com:2095
klez.phimsexvnn.com:443
klez.phimsexvnn.com:2053
klez.phimsexvnn.com:2083
klez.phimsexvnn.com:2087
klez.phimsexvnn.com:2096
klez.phimsexvnn.com:8443
malware.phimsexvnn.com:80
malware.phimsexvnn.com:22
malware.phimsexvnn.com:8080
malware.phimsexvnn.com:8880
malware.phimsexvnn.com:2052
malware.phimsexvnn.com:2082
malware.phimsexvnn.com:2086
malware.phimsexvnn.com:2095
malware.phimsexvnn.com:443
malware.phimsexvnn.com:2053
malware.phimsexvnn.com:2083
malware.phimsexvnn.com:2087
malware.phimsexvnn.com:2096
malware.phimsexvnn.com:8443

Mutex

HiMrSls7qmG9

Attributes

delay
0
install
true
install_file
uvskkifh.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/0x000f00000001c5ec-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1756	uvskkifh.exe
5172	uvskkifh.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	12	104.21.5.48:22
SSH destination	14	172.67.132.249:22

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
5856	cmd.exe
4864	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	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.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	uvskkifh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uvskkifh.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
416	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
2044	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
Token: SeDebugPrivilege	1756	uvskkifh.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 5856	2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe	89
PID 2776 wrote to memory of 4864	2776	36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe	91
PID 5856 wrote to memory of 2044	5856	cmd.exe	93
PID 4864 wrote to memory of 416	4864	cmd.exe	94
PID 4864 wrote to memory of 5172	4864	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe
"C:\Users\Admin\AppData\Local\Temp\36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "uvskkifh" /tr '"C:\Users\Admin\AppData\Roaming\uvskkifh.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5856
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "uvskkifh" /tr '"C:\Users\Admin\AppData\Roaming\uvskkifh.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2044
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp85E0.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4864
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:416
- - C:\Users\Admin\AppData\Roaming\uvskkifh.exe
    "C:\Users\Admin\AppData\Roaming\uvskkifh.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5172

C:\Users\Admin\AppData\Roaming\uvskkifh.exe
"C:\Users\Admin\AppData\Roaming\uvskkifh.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1756

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

tmp85E0.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp85E0.tmp.bat
Size 152B
SHA256 664da594f28911ee60b53dde98b5d8285b14d5eda7950efca7fa7ea7d937f426
MD5 908bc58fe7270feb2a2b90c717056fbc
SHA1 76d230125a6da699f5129838b1900e18cdb08f09
SHA512 098b8e89f7fe7a3b4616a5ea240e4b61782d301159c551ad5a5a4caa7d494ad9345f02855677e194c89f8dee0ee59cfe13ed0ffc678bbf453dc4c1a755a7b7ce
TLSH
T139C08C5261C5AA0E2809542317BAA4CCD2666D193E88AB008344400D6A80848E0D9242
MD5 SHA1 SHA512 TLSH

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uvskkifh.exe

Path C:\Users\Admin\AppData\Roaming\uvskkifh.exe
Size 45KB
SHA256 36062349d6e19c3dee8c39c250b0fcd64ae3dd0fc6eb1aa57f53f3484558ae64
MD5 8e329814e6264494f1bb0d573abf6d20
SHA1 4006c4cf723a2e2b6f952a7cd4d2dc78cf47a91b
SHA512 41920c06a8f1a7399df2b166194ffa2396cf2eb27769f8d03f34663c713d39d37d4be59cfe37e8fcc1ca7259a4ff7553548ef08d12b563a8e27c60e06a73ca7e
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1mGsGx8OHuPI2zjbBgs3irJVNk8ezQv7ReTBDZUx:cu6YepTPso2rez323busSrJ/sQjR8dUx
TLSH
T1F7232A103BE9C12BF2BE4FB898F26145867EF6632603D6492CC441DB5613FC68A426ED
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1756-12-0x0000000074610000-0x0000000074DCC000-memory.dmp

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memory/1756-14-0x0000000074610000-0x0000000074DCC000-memory.dmp

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memory/2776-0-0x0000000074792000-0x0000000074793000-memory.dmp

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memory/2776-1-0x0000000000BB0000-0x0000000000BC2000-memory.dmp

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memory/2776-2-0x0000000074780000-0x0000000074F3C000-memory.dmp

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memory/2776-3-0x00000000056E0000-0x000000000577C000-memory.dmp

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memory/2776-8-0x0000000074780000-0x0000000074F3C000-memory.dmp

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