asyncrat | 171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/07/2026, 12:08

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General

Target
171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
Size 45KB
Sample260710-pavzbact5v
SHA256 171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba
MD5 ec0deac076c7fc9035181d679e25e450
SHA1 7d171f495c06e52cc563bbc4b785756aec4b8c36
SHA512 749d2b415f26d6bcaabbd8c881a9f101f13159e288d33c6d20f5226947a1d5d9c2525284ff64812d986fb0de47b64c886c0293e5de0a69155a5394c9a06cbbcf
SSDEEP 768:suJdpTP3tcsWUODmqmo2qVCT2Qpm7PIK9jbAgX3iuEiEdUPAGXfNK8fBDZkx:suJdpTPdI2+eKVbnXSNaf48pdkx
TLSH
T104232A003BE8813BF2BF5FB85DF26105867AF5632603D5496CC452DB5623FC68A426FA
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

lophimsexviet.com:80
lophimsexviet.com:22
lophimsexviet.com:8080
lophimsexviet.com:8880
lophimsexviet.com:2052
lophimsexviet.com:2082
lophimsexviet.com:2086
lophimsexviet.com:2095
lophimsexviet.com:443
lophimsexviet.com:2053
lophimsexviet.com:2083
lophimsexviet.com:2087
lophimsexviet.com:2096
lophimsexviet.com:8443
www.lophimsexviet.com:80
www.lophimsexviet.com:22
www.lophimsexviet.com:8080
www.lophimsexviet.com:8880
www.lophimsexviet.com:2052
www.lophimsexviet.com:2082
www.lophimsexviet.com:2086
www.lophimsexviet.com:2095
www.lophimsexviet.com:443
www.lophimsexviet.com:2053
www.lophimsexviet.com:2083
www.lophimsexviet.com:2087
www.lophimsexviet.com:2096
www.lophimsexviet.com:8443
qakbot.lophimsexviet.com:80
qakbot.lophimsexviet.com:22
qakbot.lophimsexviet.com:8080
qakbot.lophimsexviet.com:8880
qakbot.lophimsexviet.com:2052
qakbot.lophimsexviet.com:2082
qakbot.lophimsexviet.com:2086
qakbot.lophimsexviet.com:2095
qakbot.lophimsexviet.com:443
qakbot.lophimsexviet.com:2053
qakbot.lophimsexviet.com:2083
qakbot.lophimsexviet.com:2087
qakbot.lophimsexviet.com:2096
qakbot.lophimsexviet.com:8443
conti.lophimsexviet.com:80
conti.lophimsexviet.com:22
conti.lophimsexviet.com:8080
conti.lophimsexviet.com:8880
conti.lophimsexviet.com:2052
conti.lophimsexviet.com:2082
conti.lophimsexviet.com:2086
conti.lophimsexviet.com:2095
conti.lophimsexviet.com:443
conti.lophimsexviet.com:2053
conti.lophimsexviet.com:2083
conti.lophimsexviet.com:2087
conti.lophimsexviet.com:2096
conti.lophimsexviet.com:8443

Mutex

AwLmCjabpQAa

Attributes

delay
0
install
true
install_file
wtpgipa6.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/0x000d00000001c5c9-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1964	wtpgipa6.exe
2276	wtpgipa6.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	cmd.exe
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	wtpgipa6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wtpgipa6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1720	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
2536	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
Token: SeDebugPrivilege	1964	wtpgipa6.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 4440	1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe	88
PID 1676 wrote to memory of 4836	1676	171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe	90
PID 4440 wrote to memory of 2536	4440	cmd.exe	92
PID 4836 wrote to memory of 1720	4836	cmd.exe	93
PID 4836 wrote to memory of 2276	4836	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe
"C:\Users\Admin\AppData\Local\Temp\171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "wtpgipa6" /tr '"C:\Users\Admin\AppData\Roaming\wtpgipa6.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4440
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "wtpgipa6" /tr '"C:\Users\Admin\AppData\Roaming\wtpgipa6.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2536
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4608.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1720
- - C:\Users\Admin\AppData\Roaming\wtpgipa6.exe
    "C:\Users\Admin\AppData\Roaming\wtpgipa6.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2276

C:\Users\Admin\AppData\Roaming\wtpgipa6.exe
"C:\Users\Admin\AppData\Roaming\wtpgipa6.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1964

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

tmp4608.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp4608.tmp.bat
Size 152B
SHA256 fa33429b56978e6c2e1a6802a4951b3bb041dc64284158951336f84cd2978e86
MD5 baf31598b862a2cf654f943e6899fcf2
SHA1 ce411d0571ff75122ab094b4085f7431af1dcba7
SHA512 58ef84c799af6d612af668747dc60593b7e52c8cd7a3a50900285a14158640e358d387c2e0b496308427d1b4b139849848a61a45abd89a8b5b24c102292aa359
TLSH
T1CAC02B4291C5EA1EA90578130AFAD68C91767C5D3F80BF60D30C406D5280488F0DE341
MD5 SHA1 SHA512 TLSH

Submit Download

wtpgipa6.exe

Path C:\Users\Admin\AppData\Roaming\wtpgipa6.exe
Size 45KB
SHA256 171bcc8991a92dd6418cf21e2493aee5f44ff5b7c751d7b258abfb49e7baa5ba
MD5 ec0deac076c7fc9035181d679e25e450
SHA1 7d171f495c06e52cc563bbc4b785756aec4b8c36
SHA512 749d2b415f26d6bcaabbd8c881a9f101f13159e288d33c6d20f5226947a1d5d9c2525284ff64812d986fb0de47b64c886c0293e5de0a69155a5394c9a06cbbcf
SSDEEP 768:suJdpTP3tcsWUODmqmo2qVCT2Qpm7PIK9jbAgX3iuEiEdUPAGXfNK8fBDZkx:suJdpTPdI2+eKVbnXSNaf48pdkx
TLSH
T104232A003BE8813BF2BF5FB85DF26105867AF5632603D5496CC452DB5623FC68A426FA
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1676-0-0x0000000074872000-0x0000000074873000-memory.dmp

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memory/1676-1-0x0000000000F10000-0x0000000000F22000-memory.dmp

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memory/1676-2-0x0000000074860000-0x000000007501C000-memory.dmp

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memory/1676-3-0x0000000005950000-0x00000000059EC000-memory.dmp

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memory/1676-8-0x0000000074860000-0x000000007501C000-memory.dmp

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memory/1964-12-0x00000000746F0000-0x0000000074EAC000-memory.dmp

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memory/1964-14-0x00000000746F0000-0x0000000074EAC000-memory.dmp

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