asyncrat | 7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177

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
18/07/2026, 16:46

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General

Target
7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
Size 45KB
Sample260718-vaaahabs5w
SHA256 7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177
MD5 4d43a26280dff3ebaa048808097b0d4a
SHA1 d1a17d56caebd88eb184e54b0cf72ac93d8bafd1
SHA512 270e2b6f4cc122ffd69e208bc7d61256ae16cf0a807f5b7ac85b08376a8125f6ef1b85d874176c6ca6570c211a4d91b7d8dd5048df26107a4e6df8e56b561c7c
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFV3xY6aZOOPIgzjbfgW3i8g4SY2Y4/3UOJBDZUx:cu7e5TH2A2ku/O3g3boWS8qzcmdUx
TLSH
T13B232B003BE9812BF2BE4F7898F26145467AF6637603D64E1CC451DB5613FC68A426FE
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

sexnga.store:80
sexnga.store:22
sexnga.store:8080
sexnga.store:8880
sexnga.store:2052
sexnga.store:2082
sexnga.store:2086
sexnga.store:2095
sexnga.store:443
sexnga.store:2053
sexnga.store:2083
sexnga.store:2087
sexnga.store:2096
sexnga.store:8443
www.sexnga.store:80
www.sexnga.store:22
www.sexnga.store:8080
www.sexnga.store:8880
www.sexnga.store:2052
www.sexnga.store:2082
www.sexnga.store:2086
www.sexnga.store:2095
www.sexnga.store:443
www.sexnga.store:2053
www.sexnga.store:2083
www.sexnga.store:2087
www.sexnga.store:2096
www.sexnga.store:8443
qbot.sexnga.store:80
qbot.sexnga.store:22
qbot.sexnga.store:8080
qbot.sexnga.store:8880
qbot.sexnga.store:2052
qbot.sexnga.store:2082
qbot.sexnga.store:2086
qbot.sexnga.store:2095
qbot.sexnga.store:443
qbot.sexnga.store:2053
qbot.sexnga.store:2083
qbot.sexnga.store:2087
qbot.sexnga.store:2096
qbot.sexnga.store:8443
mydoom.sexnga.store:80
mydoom.sexnga.store:22
mydoom.sexnga.store:8080
mydoom.sexnga.store:8880
mydoom.sexnga.store:2052
mydoom.sexnga.store:2082
mydoom.sexnga.store:2086
mydoom.sexnga.store:2095
mydoom.sexnga.store:443
mydoom.sexnga.store:2053
mydoom.sexnga.store:2083
mydoom.sexnga.store:2087
mydoom.sexnga.store:2096
mydoom.sexnga.store:8443
trickbot.sexnga.store:80
trickbot.sexnga.store:22
trickbot.sexnga.store:8080
trickbot.sexnga.store:8880
trickbot.sexnga.store:2052
trickbot.sexnga.store:2082
trickbot.sexnga.store:2086
trickbot.sexnga.store:2095
trickbot.sexnga.store:443
trickbot.sexnga.store:2053
trickbot.sexnga.store:2083
trickbot.sexnga.store:2087
trickbot.sexnga.store:2096
trickbot.sexnga.store:8443

Mutex

1N5taEFfxA88

Attributes

delay
0
install
true
install_file
ric1j.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/0x000e00000001c54d-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2832	ric1j.exe
260	ric1j.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
5820	cmd.exe
3296	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	ric1j.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ric1j.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3028	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
4544	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
Token: SeDebugPrivilege	2832	ric1j.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 5820	4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe	89
PID 4120 wrote to memory of 3296	4120	7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe	90
PID 5820 wrote to memory of 4544	5820	cmd.exe	93
PID 3296 wrote to memory of 3028	3296	cmd.exe	94
PID 3296 wrote to memory of 260	3296	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe
"C:\Users\Admin\AppData\Local\Temp\7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ric1j" /tr '"C:\Users\Admin\AppData\Roaming\ric1j.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5820
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ric1j" /tr '"C:\Users\Admin\AppData\Roaming\ric1j.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4544
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4954.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3296
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3028
- - C:\Users\Admin\AppData\Roaming\ric1j.exe
    "C:\Users\Admin\AppData\Roaming\ric1j.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:260

C:\Users\Admin\AppData\Roaming\ric1j.exe
"C:\Users\Admin\AppData\Roaming\ric1j.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2832

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

tmp4954.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp4954.tmp.bat
Size 149B
SHA256 1afd949dd7eb43b6e0082b0b4a3bbd7e63d446e193fde6be86fefb1b8b28d755
MD5 229245055ea8a0c9651f61f3ee480b48
SHA1 826dabac99a2997abe35c4da379cccfeddace1b5
SHA512 47101759ac3929b8c260e4cd96bf2fcf9f9029d058aadb1accc282dadac799344c1c5de42fb3cdd81d40f26405682f0faef635efcbadacbca1c681013049ee3e
TLSH
T18AC02B5755C5EE4E2805741302FAF48D91727D293F80BB00C704804E3280448F0D9343
MD5 SHA1 SHA512 TLSH

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ric1j.exe

Path C:\Users\Admin\AppData\Roaming\ric1j.exe
Size 45KB
SHA256 7b2eb74bb8e8928cfb592fe3a4812fb7a4de01b0847291793294fdcbf0e6b177
MD5 4d43a26280dff3ebaa048808097b0d4a
SHA1 d1a17d56caebd88eb184e54b0cf72ac93d8bafd1
SHA512 270e2b6f4cc122ffd69e208bc7d61256ae16cf0a807f5b7ac85b08376a8125f6ef1b85d874176c6ca6570c211a4d91b7d8dd5048df26107a4e6df8e56b561c7c
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFV3xY6aZOOPIgzjbfgW3i8g4SY2Y4/3UOJBDZUx:cu7e5TH2A2ku/O3g3boWS8qzcmdUx
TLSH
T13B232B003BE9812BF2BE4F7898F26145467AF6637603D64E1CC451DB5613FC68A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2832-12-0x00000000740D0000-0x000000007488C000-memory.dmp

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memory/2832-14-0x00000000740D0000-0x000000007488C000-memory.dmp

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memory/4120-0-0x0000000074242000-0x0000000074243000-memory.dmp

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memory/4120-1-0x0000000000180000-0x0000000000192000-memory.dmp

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memory/4120-2-0x0000000074230000-0x00000000749EC000-memory.dmp

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memory/4120-3-0x0000000004C80000-0x0000000004D1C000-memory.dmp

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memory/4120-8-0x0000000074230000-0x00000000749EC000-memory.dmp

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