asyncrat | 8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/07/2026, 04:15

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General

Target
8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
Size 45KB
Sample260708-evp9fsaw8x
SHA256 8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0
MD5 0773de38c3f5159646954c7b5ad50a9c
SHA1 680d409009e3af288726ad6814aaf8392fbfd800
SHA512 937912ad273ecabe4a206e1aa46b5c870f334e30d1dc6850dc619ea0bda54181d0e1cf7ae65a635bf83b88aa092da75c5bf33946cd79d8719236a46e4de11ab0
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zwD/y/aqPIQzjbvgX3iJCqnMQmmNm1tvV1E2BDZ8x:0uPrpT/qY2QkhQ3bYXSJCq3Nmv7d8x
TLSH
T19A233B003BE9C12BF2BF5F789DF26145467AF6632A03D5491CC412DB5613BC68A426FE
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

sexviet182.com:80
sexviet182.com:22
sexviet182.com:8080
sexviet182.com:8880
sexviet182.com:2052
sexviet182.com:2082
sexviet182.com:2086
sexviet182.com:2095
sexviet182.com:443
sexviet182.com:2053
sexviet182.com:2083
sexviet182.com:2087
sexviet182.com:2096
sexviet182.com:8443
www.sexviet182.com:80
www.sexviet182.com:22
www.sexviet182.com:8080
www.sexviet182.com:8880
www.sexviet182.com:2052
www.sexviet182.com:2082
www.sexviet182.com:2086
www.sexviet182.com:2095
www.sexviet182.com:443
www.sexviet182.com:2053
www.sexviet182.com:2083
www.sexviet182.com:2087
www.sexviet182.com:2096
www.sexviet182.com:8443
industroyer.sexviet182.com:80
industroyer.sexviet182.com:22
industroyer.sexviet182.com:8080
industroyer.sexviet182.com:8880
industroyer.sexviet182.com:2052
industroyer.sexviet182.com:2082
industroyer.sexviet182.com:2086
industroyer.sexviet182.com:2095
industroyer.sexviet182.com:443
industroyer.sexviet182.com:2053
industroyer.sexviet182.com:2083
industroyer.sexviet182.com:2087
industroyer.sexviet182.com:2096
industroyer.sexviet182.com:8443
sodinokibi.sexviet182.com:80
sodinokibi.sexviet182.com:22
sodinokibi.sexviet182.com:8080
sodinokibi.sexviet182.com:8880
sodinokibi.sexviet182.com:2052
sodinokibi.sexviet182.com:2082
sodinokibi.sexviet182.com:2086
sodinokibi.sexviet182.com:2095
sodinokibi.sexviet182.com:443
sodinokibi.sexviet182.com:2053
sodinokibi.sexviet182.com:2083
sodinokibi.sexviet182.com:2087
sodinokibi.sexviet182.com:2096
sodinokibi.sexviet182.com:8443

Mutex

XDvZhQssUu39

Attributes

delay
0
install
true
install_file
kzvd0o5.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/0x0004000000016b45-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2936	kzvd0o5.exe
4732	kzvd0o5.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	kzvd0o5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kzvd0o5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.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
1636	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
1688	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
Token: SeDebugPrivilege	2936	kzvd0o5.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 3500	4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe	87
PID 4700 wrote to memory of 592	4700	8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe	89
PID 3500 wrote to memory of 1688	3500	cmd.exe	91
PID 592 wrote to memory of 1636	592	cmd.exe	92
PID 592 wrote to memory of 4732	592	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe
"C:\Users\Admin\AppData\Local\Temp\8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "kzvd0o5" /tr '"C:\Users\Admin\AppData\Roaming\kzvd0o5.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3500
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "kzvd0o5" /tr '"C:\Users\Admin\AppData\Roaming\kzvd0o5.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1688
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp69AD.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:592
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1636
- - C:\Users\Admin\AppData\Roaming\kzvd0o5.exe
    "C:\Users\Admin\AppData\Roaming\kzvd0o5.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4732

C:\Users\Admin\AppData\Roaming\kzvd0o5.exe
"C:\Users\Admin\AppData\Roaming\kzvd0o5.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2936

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

tmp69AD.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp69AD.tmp.bat
Size 151B
SHA256 0529cfe8549a6f94c8dffa5905929e6072bc4c9b52f3134457a69931c6277b88
MD5 c5044abe8d90207cc2699ba28920d8a9
SHA1 b2df213d2c69957d45d096845d43854427710520
SHA512 b54804727cd58c6870eddd64123284e83e424b61b161c9a5a44b791ed5fa6787874104c90b69a5dcc35b7ac6b50c95ae444cc547f68db92dae8bd9eebf130009
TLSH
T148C02B4251C6FA1E7809241302FBD58C91726C593F44BF10C748801D7780448F0E9341
MD5 SHA1 SHA512 TLSH

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kzvd0o5.exe

Path C:\Users\Admin\AppData\Roaming\kzvd0o5.exe
Size 45KB
SHA256 8be9c032dbb8d687dccf28a0a697039dbabb045ca5d290fb854c37291d50f8c0
MD5 0773de38c3f5159646954c7b5ad50a9c
SHA1 680d409009e3af288726ad6814aaf8392fbfd800
SHA512 937912ad273ecabe4a206e1aa46b5c870f334e30d1dc6850dc619ea0bda54181d0e1cf7ae65a635bf83b88aa092da75c5bf33946cd79d8719236a46e4de11ab0
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zwD/y/aqPIQzjbvgX3iJCqnMQmmNm1tvV1E2BDZ8x:0uPrpT/qY2QkhQ3bYXSJCq3Nmv7d8x
TLSH
T19A233B003BE9C12BF2BF5F789DF26145467AF6632A03D5491CC412DB5613BC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2936-12-0x0000000074730000-0x0000000074EEC000-memory.dmp

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memory/2936-14-0x0000000074730000-0x0000000074EEC000-memory.dmp

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memory/4700-0-0x00000000748B2000-0x00000000748B3000-memory.dmp

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memory/4700-1-0x00000000001E0000-0x00000000001F2000-memory.dmp

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memory/4700-2-0x00000000748A0000-0x000000007505C000-memory.dmp

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memory/4700-3-0x0000000004DC0000-0x0000000004E5C000-memory.dmp

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memory/4700-8-0x00000000748A0000-0x000000007505C000-memory.dmp

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