asyncrat | 391e8c4bf443fe7a8045a5d7da6f207c694208fedd6f4052b32d00d474b41f80

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/04/2026, 12:12

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General

Target
sexgay.exe
Size 47KB
Sample260429-pdfc2afw2k
SHA256 391e8c4bf443fe7a8045a5d7da6f207c694208fedd6f4052b32d00d474b41f80
MD5 552238722157d4fb9500c98c861281ef
SHA1 bcb758c945966946ec7184412ae6a82067519f7e
SHA512 db316e71245b1aa7c1050f8ae1b41c146976bafee19eb5974dad311b9f974e4c4ecd88a4d911d4eead705d032ed609c839ab3f500ca8b729651a1eb33bc8bc88
SSDEEP 768:UuKe9T9xDjZWUR22jmo2qrEH4HX4ZyEC3PIYwu0bI1jVE6XxkI4m6R/bVYBDZsx:UuKe9T9lx2a4ZgwYwBbIfhXV4m6RzYdu
TLSH
T1CD233C003BE9816AF27E4F7459F22146867AF6673603D54E2CC4429B5723FC2DA426FE
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

akele.com.mx:8080
akele.com.mx:8888
akele.com.mx:8848
akele.com.mx:9527
akele.com.mx:1604
akele.com.mx:4782
akele.com.mx:6606
akele.com.mx:7707
akele.com.mx:5552
akele.com.mx:4444
akele.com.mx:9999

Mutex

H47ZQzfSqTKV

Attributes

delay
3
install
true
install_file
google_register.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/0x002000000002b1c4-9.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2420	google_register.exe
4612	google_register.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	google_register.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	google_register.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sexgay.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1716	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
1944	schtasks.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe
2992	sexgay.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2992	sexgay.exe
Token: SeDebugPrivilege	2420	google_register.exe
Token: SeDebugPrivilege	2420	google_register.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 1184	2992	sexgay.exe	81
PID 2992 wrote to memory of 1688	2992	sexgay.exe	83
PID 1184 wrote to memory of 1944	1184	cmd.exe	85
PID 1688 wrote to memory of 1716	1688	cmd.exe	86
PID 1688 wrote to memory of 4612	1688	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\sexgay.exe
"C:\Users\Admin\AppData\Local\Temp\sexgay.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "google_register" /tr '"C:\Users\Admin\AppData\Roaming\google_register.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1184
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "google_register" /tr '"C:\Users\Admin\AppData\Roaming\google_register.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1944
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp625.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1716
- - C:\Users\Admin\AppData\Roaming\google_register.exe
    "C:\Users\Admin\AppData\Roaming\google_register.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4612

C:\Users\Admin\AppData\Roaming\google_register.exe
"C:\Users\Admin\AppData\Roaming\google_register.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2420

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

tmp625.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp625.tmp.bat
Size 158B
SHA256 8715df298a4493baadedf5f7bb41d4fd8ccbde3afba102a3f780d78a119ecadd
MD5 7764ac7f38ba655dcb67975a7f328ef2
SHA1 91f6a92bc0b539701cc8b1acb77c273d90bd35e6
SHA512 5cdf5a71ea008471733d542f5abb82c8fa85b8db838d29d84c68ea9c7c986155210c7bc4a750b0b56fb782b9c8c1d4a30b45d38ad0f0c5ef37c725dfb8c1ab95
TLSH
T179C02B83A1CEEB0F2C06A45716FBE5CCA2736C693F44BF10C348808D1380498F0D9381
MD5 SHA1 SHA512 TLSH

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google_register.exe

Path C:\Users\Admin\AppData\Roaming\google_register.exe
Size 47KB
SHA256 391e8c4bf443fe7a8045a5d7da6f207c694208fedd6f4052b32d00d474b41f80
MD5 552238722157d4fb9500c98c861281ef
SHA1 bcb758c945966946ec7184412ae6a82067519f7e
SHA512 db316e71245b1aa7c1050f8ae1b41c146976bafee19eb5974dad311b9f974e4c4ecd88a4d911d4eead705d032ed609c839ab3f500ca8b729651a1eb33bc8bc88
SSDEEP 768:UuKe9T9xDjZWUR22jmo2qrEH4HX4ZyEC3PIYwu0bI1jVE6XxkI4m6R/bVYBDZsx:UuKe9T9lx2a4ZgwYwBbIfhXV4m6RzYdu
TLSH
T1CD233C003BE9816AF27E4F7459F22146867AF6673603D54E2CC4429B5723FC2DA426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2420-16-0x0000000002E10000-0x0000000002E23000-memory.dmp

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memory/2420-17-0x00000000054F0000-0x00000000054FB000-memory.dmp

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memory/2420-18-0x0000000005500000-0x000000000550E000-memory.dmp

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memory/2992-0-0x00000000004E0000-0x00000000004F2000-memory.dmp

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memory/2992-1-0x0000000005090000-0x00000000050A0000-memory.dmp

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memory/2992-2-0x0000000004F30000-0x0000000004F96000-memory.dmp

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memory/2992-3-0x0000000005440000-0x00000000054DC000-memory.dmp

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memory/4612-15-0x00000000056A0000-0x00000000056AE000-memory.dmp

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memory/4612-13-0x0000000003150000-0x0000000003163000-memory.dmp

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memory/4612-14-0x0000000005690000-0x000000000569B000-memory.dmp

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