asyncrat | 13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b

Analysis

max time kernel
148s
max time network
151s
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, 16:06

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General

Target
13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
Size 45KB
Sample260718-tkfplaav8x
SHA256 13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b
MD5 27560eeb0d5017b32965d559120d3045
SHA1 506ef2f7abb00302175396d403ed762886c0979c
SHA512 f288ed594d546f09a81a97b246707fb5f9ac4035e23e870c44d318389c0ded7502021a01b971f335e38c3ca46c35b36a5a1519d89f2c708bea3a922fcb4b85f7
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qly/l3u40cMOPI0azjbfgX0ihYswvEygwrHBDZMx:wuDWZTpMZSB2bk+M30a3boXRhYBBgMh8
TLSH
T114231A003BE8C12BF2BE5F789DF26205867AF2732603D54A1CC451DB5613FC69A526EE
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

chichgai.one:80
chichgai.one:22
chichgai.one:8080
chichgai.one:8880
chichgai.one:2052
chichgai.one:2082
chichgai.one:2086
chichgai.one:2095
chichgai.one:443
chichgai.one:2053
chichgai.one:2083
chichgai.one:2087
chichgai.one:2096
chichgai.one:8443
www.chichgai.one:80
www.chichgai.one:22
www.chichgai.one:8080
www.chichgai.one:8880
www.chichgai.one:2052
www.chichgai.one:2082
www.chichgai.one:2086
www.chichgai.one:2095
www.chichgai.one:443
www.chichgai.one:2053
www.chichgai.one:2083
www.chichgai.one:2087
www.chichgai.one:2096
www.chichgai.one:8443
rat.chichgai.one:80
rat.chichgai.one:22
rat.chichgai.one:8080
rat.chichgai.one:8880
rat.chichgai.one:2052
rat.chichgai.one:2082
rat.chichgai.one:2086
rat.chichgai.one:2095
rat.chichgai.one:443
rat.chichgai.one:2053
rat.chichgai.one:2083
rat.chichgai.one:2087
rat.chichgai.one:2096
rat.chichgai.one:8443
clop.chichgai.one:80
clop.chichgai.one:22
clop.chichgai.one:8080
clop.chichgai.one:8880
clop.chichgai.one:2052
clop.chichgai.one:2082
clop.chichgai.one:2086
clop.chichgai.one:2095
clop.chichgai.one:443
clop.chichgai.one:2053
clop.chichgai.one:2083
clop.chichgai.one:2087
clop.chichgai.one:2096
clop.chichgai.one:8443

Mutex

3jZ7B7kgS4hp

Attributes

delay
0
install
true
install_file
762pp.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/0x000e00000001c45a-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5796	762pp.exe
2892	762pp.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
3192	cmd.exe
1960	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	762pp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	762pp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.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
704	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
6060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
Token: SeDebugPrivilege	5796	762pp.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 3192	800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe	89
PID 800 wrote to memory of 1960	800	13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe	90
PID 3192 wrote to memory of 6060	3192	cmd.exe	93
PID 1960 wrote to memory of 704	1960	cmd.exe	94
PID 1960 wrote to memory of 2892	1960	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe
"C:\Users\Admin\AppData\Local\Temp\13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "762pp" /tr '"C:\Users\Admin\AppData\Roaming\762pp.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3192
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "762pp" /tr '"C:\Users\Admin\AppData\Roaming\762pp.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:6060
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCA60.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:704
- - C:\Users\Admin\AppData\Roaming\762pp.exe
    "C:\Users\Admin\AppData\Roaming\762pp.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2892

C:\Users\Admin\AppData\Roaming\762pp.exe
"C:\Users\Admin\AppData\Roaming\762pp.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5796

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

tmpCA60.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpCA60.tmp.bat
Size 149B
SHA256 9c2ea075a189e2e0b7ebf97de2a28951ffece4b28e450bc0f525aff2277f23d8
MD5 94e3ea131251c80c3355e1b54d64ead6
SHA1 0f0935f259bc55990a3137985116fdb40cecc5c5
SHA512 bf54ad57f401d731b3351f746bd23ae51277e772ff980b2fd2eda4e582e636e6bebdbb63e99984b19585229c8aace09c48875fe0961e4832bbe01836127cf453
TLSH
T132C02B4251C9EE5E3805346706FBD4DCE1B66C293F40FB50C308804D1680498F8EA349
MD5 SHA1 SHA512 TLSH

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762pp.exe

Path C:\Users\Admin\AppData\Roaming\762pp.exe
Size 45KB
SHA256 13fc8e87d6c5f58425e4c17f905ca70d1df73aa60012576e23cb9641dbaecb0b
MD5 27560eeb0d5017b32965d559120d3045
SHA1 506ef2f7abb00302175396d403ed762886c0979c
SHA512 f288ed594d546f09a81a97b246707fb5f9ac4035e23e870c44d318389c0ded7502021a01b971f335e38c3ca46c35b36a5a1519d89f2c708bea3a922fcb4b85f7
SSDEEP 768:wuDWZTpw7bmaWUg3gSk0mo2qly/l3u40cMOPI0azjbfgX0ihYswvEygwrHBDZMx:wuDWZTpMZSB2bk+M30a3boXRhYBBgMh8
TLSH
T114231A003BE8C12BF2BE5F789DF26205867AF2732603D54A1CC451DB5613FC69A526EE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/800-0-0x0000000074AB2000-0x0000000074AB3000-memory.dmp

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memory/800-1-0x00000000003D0000-0x00000000003E2000-memory.dmp

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memory/800-2-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/800-3-0x0000000004D80000-0x0000000004E1C000-memory.dmp

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memory/800-8-0x0000000074AA0000-0x000000007525C000-memory.dmp

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memory/5796-12-0x0000000074930000-0x00000000750EC000-memory.dmp

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memory/5796-14-0x0000000074930000-0x00000000750EC000-memory.dmp

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