asyncrat | 0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/07/2026, 13:21

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General

Target
0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
Size 45KB
Sample260707-qlstrsfy2r
SHA256 0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042
MD5 5d4bdcd6294a7748c1404fd8034556ed
SHA1 0eb6e4f53e0909682ceef9197feab0009f7af72e
SHA512 dcf904e0c93c26f76e33a8b107d5487eee52baad0f9b4d3a6b9908759f4f8070f577545a33010e62a0781a918c010b748c38cb640313c161a3680146670baef0
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9IDEbHBqjSOPI/XzzjbvgX3i+tetFG/b/Vhy7WsBD4:0u1YJTHcw2HyoO3/Xz3bYXS+t2GT1qd+
TLSH
T1BD231A0037E8822BF27E4F78A8F26145867AF6633A03D6491CC451DB5613FC6DA526FE
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

s.viet69sex.blog:80
s.viet69sex.blog:22
s.viet69sex.blog:8080
s.viet69sex.blog:8880
s.viet69sex.blog:2052
s.viet69sex.blog:2082
s.viet69sex.blog:2086
s.viet69sex.blog:2095
s.viet69sex.blog:443
s.viet69sex.blog:2053
s.viet69sex.blog:2083
s.viet69sex.blog:2087
s.viet69sex.blog:2096
s.viet69sex.blog:8443
www.s.viet69sex.blog:80
www.s.viet69sex.blog:22
www.s.viet69sex.blog:8080
www.s.viet69sex.blog:8880
www.s.viet69sex.blog:2052
www.s.viet69sex.blog:2082
www.s.viet69sex.blog:2086
www.s.viet69sex.blog:2095
www.s.viet69sex.blog:443
www.s.viet69sex.blog:2053
www.s.viet69sex.blog:2083
www.s.viet69sex.blog:2087
www.s.viet69sex.blog:2096
www.s.viet69sex.blog:8443
wannacry.s.viet69sex.blog:80
wannacry.s.viet69sex.blog:22
wannacry.s.viet69sex.blog:8080
wannacry.s.viet69sex.blog:8880
wannacry.s.viet69sex.blog:2052
wannacry.s.viet69sex.blog:2082
wannacry.s.viet69sex.blog:2086
wannacry.s.viet69sex.blog:2095
wannacry.s.viet69sex.blog:443
wannacry.s.viet69sex.blog:2053
wannacry.s.viet69sex.blog:2083
wannacry.s.viet69sex.blog:2087
wannacry.s.viet69sex.blog:2096
wannacry.s.viet69sex.blog:8443
malware.s.viet69sex.blog:80
malware.s.viet69sex.blog:22
malware.s.viet69sex.blog:8080
malware.s.viet69sex.blog:8880
malware.s.viet69sex.blog:2052
malware.s.viet69sex.blog:2082
malware.s.viet69sex.blog:2086
malware.s.viet69sex.blog:2095
malware.s.viet69sex.blog:443
malware.s.viet69sex.blog:2053
malware.s.viet69sex.blog:2083
malware.s.viet69sex.blog:2087
malware.s.viet69sex.blog:2096
malware.s.viet69sex.blog:8443

Mutex

KbAb7b6y0L0Q

Attributes

delay
0
install
true
install_file
pop4mw.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/0x000e00000001c2f1-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4260	pop4mw.exe
5784	pop4mw.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	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	pop4mw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pop4mw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5348	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
1444	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
Token: SeDebugPrivilege	4260	pop4mw.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4948 wrote to memory of 4420	4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe	88
PID 4948 wrote to memory of 5964	4948	0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe	89
PID 4420 wrote to memory of 1444	4420	cmd.exe	92
PID 5964 wrote to memory of 5348	5964	cmd.exe	93
PID 5964 wrote to memory of 5784	5964	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe
"C:\Users\Admin\AppData\Local\Temp\0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4948
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pop4mw" /tr '"C:\Users\Admin\AppData\Roaming\pop4mw.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4420
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pop4mw" /tr '"C:\Users\Admin\AppData\Roaming\pop4mw.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1444
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpFA6.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5964
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5348
- - C:\Users\Admin\AppData\Roaming\pop4mw.exe
    "C:\Users\Admin\AppData\Roaming\pop4mw.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5784

C:\Users\Admin\AppData\Roaming\pop4mw.exe
"C:\Users\Admin\AppData\Roaming\pop4mw.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4260

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2328
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  PID:1416

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
1⤵
PID:3528

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:1336

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

Replay Monitor

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Downloads

prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 599B
SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
MD5 658ab8c32d4cc5deb36ac5f63da4658b
SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
TLSH
T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
MD5 SHA1 SHA512 TLSH

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tmpFA6.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpFA6.tmp.bat
Size 149B
SHA256 4cb1bdfd06cdd68d7af7c695b38cb92a5e4dc20c1168c68b6eaf8c53610b3e0b
MD5 860045320de8140b119e497a3dcf5213
SHA1 ba9837bf84c157cb210157d80aa0dc4b19703c0c
SHA512 de369bb55666ba9393df72561a2a407e8992d002053e08a25593b1103fe1da6ac3ada4612d59d02812a420d18fc3c80b01315db049f4ea4cfbd9c42024edd6b7
TLSH
T13EC08C5351CAAA4E3805581302BAA58D92A2A8193E80BB0083444449228058CF099381
MD5 SHA1 SHA512 TLSH

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pop4mw.exe

Path C:\Users\Admin\AppData\Roaming\pop4mw.exe
Size 45KB
SHA256 0bce01cfd2dab0789b27f85a30e287259f7b5644d4dc5c213eb867ef1a37d042
MD5 5d4bdcd6294a7748c1404fd8034556ed
SHA1 0eb6e4f53e0909682ceef9197feab0009f7af72e
SHA512 dcf904e0c93c26f76e33a8b107d5487eee52baad0f9b4d3a6b9908759f4f8070f577545a33010e62a0781a918c010b748c38cb640313c161a3680146670baef0
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9IDEbHBqjSOPI/XzzjbvgX3i+tetFG/b/Vhy7WsBD4:0u1YJTHcw2HyoO3/Xz3bYXS+t2GT1qd+
TLSH
T1BD231A0037E8822BF27E4F78A8F26145867AF6633A03D6491CC451DB5613FC6DA526FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1336-194-0x0000018002660000-0x0000018002A94000-memory.dmp

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memory/3528-29-0x000001FC801E0000-0x000001FC802E0000-memory.dmp

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memory/3528-59-0x000001FC82C70000-0x000001FC82C90000-memory.dmp

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memory/3528-79-0x000001FC946A0000-0x000001FC946C0000-memory.dmp

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memory/3528-30-0x000001FC801E0000-0x000001FC802E0000-memory.dmp

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memory/3528-41-0x000001FC82F00000-0x000001FC83000000-memory.dmp

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memory/3528-40-0x000001FC82A10000-0x000001FC82A30000-memory.dmp

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memory/4260-14-0x00000000747B0000-0x0000000074F6C000-memory.dmp

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memory/4260-12-0x00000000747B0000-0x0000000074F6C000-memory.dmp

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memory/4948-0-0x0000000074932000-0x0000000074933000-memory.dmp

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memory/4948-8-0x0000000074920000-0x00000000750DC000-memory.dmp

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memory/4948-3-0x0000000005430000-0x00000000054CC000-memory.dmp

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memory/4948-2-0x0000000074920000-0x00000000750DC000-memory.dmp

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memory/4948-1-0x00000000009C0000-0x00000000009D2000-memory.dmp

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