asyncrat | 74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/07/2026, 10:45

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General

Target
74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
Size 45KB
Sample260715-mtfydsdx6x
SHA256 74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e
MD5 bef47e4efd53b1b53bb5fc83762bd1cb
SHA1 69e7b635c283648d509d07f5b6857f08344d632e
SHA512 a6df344565f2f7b29ad3ca91aaca621ad9ecb050bb082b19059c80a6a8bbcd08dcdc58a105d8bb66275663c3f603bf8c819eccb004a25f1f37ad332638fd088f
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1D0y3NPAIeiZPI2zjbEgj3iYq1RX6dqj0iaBDZMx:wuZ8pT1tc2e3V8iW23bLjSPTX6CEdMx
TLSH
T100232B003BE9812BF2BE4F7858F26245867AF2673603D5891CC451DB5723FC69A436EE
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

sexviet.me:80
sexviet.me:22
sexviet.me:8080
sexviet.me:8880
sexviet.me:2052
sexviet.me:2082
sexviet.me:2086
sexviet.me:2095
sexviet.me:443
sexviet.me:2053
sexviet.me:2083
sexviet.me:2087
sexviet.me:2096
sexviet.me:8443
www.sexviet.me:80
www.sexviet.me:22
www.sexviet.me:8080
www.sexviet.me:8880
www.sexviet.me:2052
www.sexviet.me:2082
www.sexviet.me:2086
www.sexviet.me:2095
www.sexviet.me:443
www.sexviet.me:2053
www.sexviet.me:2083
www.sexviet.me:2087
www.sexviet.me:2096
www.sexviet.me:8443
gozi.sexviet.me:80
gozi.sexviet.me:22
gozi.sexviet.me:8080
gozi.sexviet.me:8880
gozi.sexviet.me:2052
gozi.sexviet.me:2082
gozi.sexviet.me:2086
gozi.sexviet.me:2095
gozi.sexviet.me:443
gozi.sexviet.me:2053
gozi.sexviet.me:2083
gozi.sexviet.me:2087
gozi.sexviet.me:2096
gozi.sexviet.me:8443
azorult.sexviet.me:80
azorult.sexviet.me:22
azorult.sexviet.me:8080
azorult.sexviet.me:8880
azorult.sexviet.me:2052
azorult.sexviet.me:2082
azorult.sexviet.me:2086
azorult.sexviet.me:2095
azorult.sexviet.me:443
azorult.sexviet.me:2053
azorult.sexviet.me:2083
azorult.sexviet.me:2087
azorult.sexviet.me:2096
azorult.sexviet.me:8443
malware.sexviet.me:80
malware.sexviet.me:22
malware.sexviet.me:8080
malware.sexviet.me:8880
malware.sexviet.me:2052
malware.sexviet.me:2082
malware.sexviet.me:2086
malware.sexviet.me:2095
malware.sexviet.me:443
malware.sexviet.me:2053
malware.sexviet.me:2083
malware.sexviet.me:2087
malware.sexviet.me:2096
malware.sexviet.me:8443

Mutex

HyajkIamcCb4

Attributes

delay
0
install
true
install_file
hsil.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/0x000e00000001c52e-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4320	hsil.exe
4132	hsil.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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hsil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hsil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4496	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
4508	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
Token: SeDebugPrivilege	4320	hsil.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 4520	3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe	88
PID 3168 wrote to memory of 4596	3168	74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe	90
PID 4520 wrote to memory of 4508	4520	cmd.exe	92
PID 4596 wrote to memory of 4496	4596	cmd.exe	93
PID 4596 wrote to memory of 4132	4596	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe
"C:\Users\Admin\AppData\Local\Temp\74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3168
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "hsil" /tr '"C:\Users\Admin\AppData\Roaming\hsil.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4520
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "hsil" /tr '"C:\Users\Admin\AppData\Roaming\hsil.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4508
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCA8.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4596
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4496
- - C:\Users\Admin\AppData\Roaming\hsil.exe
    "C:\Users\Admin\AppData\Roaming\hsil.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4132

C:\Users\Admin\AppData\Roaming\hsil.exe
"C:\Users\Admin\AppData\Roaming\hsil.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4320

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

tmpCA8.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpCA8.tmp.bat
Size 147B
SHA256 420051ea4509b43b72fa5901ad028bc83051cf3d9294de5f139902f071f74433
MD5 f618f89f157effb44cbeca6aee8c4ccf
SHA1 92f12a34ad537993b5da391d05af8ab79529b4d1
SHA512 6108f2d4e93f692695f3308b9e1e414ffc12ea05e9668aa39287b664bd0090f8e4f3674d72bffe91b7785627a435663afa720d9cb36571433ae44297d071ec59
TLSH
T1CAC02B4355C5FA5F2905281312FAD49EB173AC193F40FB90C308400D5680448F0E9345
MD5 SHA1 SHA512 TLSH

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hsil.exe

Path C:\Users\Admin\AppData\Roaming\hsil.exe
Size 45KB
SHA256 74791acb406eb7c15b65a89e9efea248bb77dfa7b4662b693825717b80db834e
MD5 bef47e4efd53b1b53bb5fc83762bd1cb
SHA1 69e7b635c283648d509d07f5b6857f08344d632e
SHA512 a6df344565f2f7b29ad3ca91aaca621ad9ecb050bb082b19059c80a6a8bbcd08dcdc58a105d8bb66275663c3f603bf8c819eccb004a25f1f37ad332638fd088f
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1D0y3NPAIeiZPI2zjbEgj3iYq1RX6dqj0iaBDZMx:wuZ8pT1tc2e3V8iW23bLjSPTX6CEdMx
TLSH
T100232B003BE9812BF2BE4F7858F26245867AF2673603D5891CC451DB5723FC69A436EE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3168-0-0x0000000074C72000-0x0000000074C73000-memory.dmp

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memory/3168-1-0x0000000000460000-0x0000000000472000-memory.dmp

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memory/3168-2-0x0000000074C60000-0x000000007541C000-memory.dmp

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memory/3168-3-0x0000000004FE0000-0x000000000507C000-memory.dmp

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memory/3168-8-0x0000000074C60000-0x000000007541C000-memory.dmp

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memory/4320-12-0x0000000074AC0000-0x000000007527C000-memory.dmp

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memory/4320-14-0x0000000074AC0000-0x000000007527C000-memory.dmp

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