asyncrat | a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365

Analysis

max time kernel
6s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 17:00

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General

Target
a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
Size 45KB
Sample260803-vjc3rawvay
SHA256 a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365
MD5 1f18c2119792e2203aa0f0193ad9cf78
SHA1 7fe805805ed853ef4637e081656015cb114ee7d5
SHA512 824e9394ab0bdcc2bb3de51292be5589ad1e9f5853f258e604e4a28e0484d21eaab1dc10a606a70d8ccd1a8df8b3df9245b53aa39092d5ae587570a93141ac40
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1zGsGx8OHuPI2zjbVgs3iyMd+pPHNOBDZcx:RuxkJTgip2+ez323bysSyNBHNAdcx
TLSH
T173232C003BE8C12BF2BE4F78ACF26145457AF6677603D6492CC452DB5623BC68A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

cwlottery.com:80
cwlottery.com:22
cwlottery.com:8080
cwlottery.com:8880
cwlottery.com:2052
cwlottery.com:2082
cwlottery.com:2086
cwlottery.com:2095
cwlottery.com:443
cwlottery.com:2053
cwlottery.com:2083
cwlottery.com:2087
cwlottery.com:2096
cwlottery.com:8443
www.cwlottery.com:80
www.cwlottery.com:22
www.cwlottery.com:8080
www.cwlottery.com:8880
www.cwlottery.com:2052
www.cwlottery.com:2082
www.cwlottery.com:2086
www.cwlottery.com:2095
www.cwlottery.com:443
www.cwlottery.com:2053
www.cwlottery.com:2083
www.cwlottery.com:2087
www.cwlottery.com:2096
www.cwlottery.com:8443
client.cwlottery.com:80
client.cwlottery.com:22
client.cwlottery.com:8080
client.cwlottery.com:8880
client.cwlottery.com:2052
client.cwlottery.com:2082
client.cwlottery.com:2086
client.cwlottery.com:2095
client.cwlottery.com:443
client.cwlottery.com:2053
client.cwlottery.com:2083
client.cwlottery.com:2087
client.cwlottery.com:2096
client.cwlottery.com:8443
zbot.cwlottery.com:80
zbot.cwlottery.com:22
zbot.cwlottery.com:8080
zbot.cwlottery.com:8880
zbot.cwlottery.com:2052
zbot.cwlottery.com:2082
zbot.cwlottery.com:2086
zbot.cwlottery.com:2095
zbot.cwlottery.com:443
zbot.cwlottery.com:2053
zbot.cwlottery.com:2083
zbot.cwlottery.com:2087
zbot.cwlottery.com:2096
zbot.cwlottery.com:8443

Mutex

0LVhAsVH4UNt

Attributes

delay
0
install
true
install_file
37pmo4xg.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/0x001700000001c485-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2572	37pmo4xg.exe
4356	37pmo4xg.exe

Outbound SSH connection to public host 2 TTPs 1 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc
SSH destination	26	104.21.17.180:22

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
4088	cmd.exe
5008	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	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37pmo4xg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37pmo4xg.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2640	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
4300	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 4088	2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe	89
PID 2692 wrote to memory of 5008	2692	a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe	91
PID 4088 wrote to memory of 4300	4088	cmd.exe	93
PID 5008 wrote to memory of 2640	5008	cmd.exe	94
PID 5008 wrote to memory of 4356	5008	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe
"C:\Users\Admin\AppData\Local\Temp\a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "37pmo4xg" /tr '"C:\Users\Admin\AppData\Roaming\37pmo4xg.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4088
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "37pmo4xg" /tr '"C:\Users\Admin\AppData\Roaming\37pmo4xg.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4300
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp68E2.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5008
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2640
- - C:\Users\Admin\AppData\Roaming\37pmo4xg.exe
    "C:\Users\Admin\AppData\Roaming\37pmo4xg.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4356

C:\Users\Admin\AppData\Roaming\37pmo4xg.exe
"C:\Users\Admin\AppData\Roaming\37pmo4xg.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2572

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

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

Replay Monitor

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Downloads

tmp68E2.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp68E2.tmp.bat
Size 152B
SHA256 e458eb212588ad8e5de2094c4a2c6e8732b5fc5f7aae78778750fdb7605dced4
MD5 753866dd22c1124578d3e08ae3d14022
SHA1 015ca9cbe62b8e71e4ff8e0ab3830960797926bc
SHA512 3e5118fa9f997777ee72d8eb04eb636ee82afa39d1d1b1dadd9b48dad95647819a02cdfbced2b1681f36cdebd66448649cb7c4caac716351cc2b64b648ededa4
TLSH
T1D4C02B8361C9EB4E6D0D141306FBD98E91766C1D3F40FB00D344404D2280449F0EE385
MD5 SHA1 SHA512 TLSH

Submit Download

37pmo4xg.exe

Path C:\Users\Admin\AppData\Roaming\37pmo4xg.exe
Size 45KB
SHA256 a94c7acc87f84f66557ee34697e6c3ac29529df14c6c48dd2f7cc57064330365
MD5 1f18c2119792e2203aa0f0193ad9cf78
SHA1 7fe805805ed853ef4637e081656015cb114ee7d5
SHA512 824e9394ab0bdcc2bb3de51292be5589ad1e9f5853f258e604e4a28e0484d21eaab1dc10a606a70d8ccd1a8df8b3df9245b53aa39092d5ae587570a93141ac40
SSDEEP 768:RuxkJTVmU5EkWUGMKSmo2q1zGsGx8OHuPI2zjbVgs3iyMd+pPHNOBDZcx:RuxkJTgip2+ez323bysSyNBHNAdcx
TLSH
T173232C003BE8C12BF2BE4F78ACF26145457AF6677603D6492CC452DB5623BC68A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2572-12-0x0000000074F20000-0x00000000756DC000-memory.dmp

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memory/2572-14-0x0000000074F20000-0x00000000756DC000-memory.dmp

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memory/2692-0-0x00000000750A2000-0x00000000750A3000-memory.dmp

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memory/2692-1-0x0000000000D30000-0x0000000000D42000-memory.dmp

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memory/2692-2-0x0000000075090000-0x000000007584C000-memory.dmp

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memory/2692-3-0x0000000005880000-0x000000000591C000-memory.dmp

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memory/2692-8-0x0000000075090000-0x000000007584C000-memory.dmp

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