asyncrat | c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3

Analysis

max time kernel
148s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 07:37

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General

Target
c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
Size 45KB
Sample260816-jfz8bssflb
SHA256 c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3
MD5 7a25a56ef116020399fb1390501fbb4f
SHA1 fb0a948a513ed4bfc85c60b61d68f575458a3216
SHA512 3e8e8c54391119fd564f52ba13f9441871344d8f24429cff563e7a9e026943bdaf1dc9ae4491be868dc458e31a9d2e11c58ade6482c32cd2b8b1b78f76ff4c54
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q94O5QPCBAPSNjPIRzjbYgX3iF1Vj1qsHcOKLK5ggee:EufspTf2g2hO5svSKR3bPXSfTqXmggoc
TLSH
T1F0231A0077E8C12BF1BE4F78A9F2614586BAF2633603E54A2CC451DB5613FC6D6426EE
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

ads.zorvec.name:80
ads.zorvec.name:22
ads.zorvec.name:8080
ads.zorvec.name:8880
ads.zorvec.name:2052
ads.zorvec.name:2082
ads.zorvec.name:2086
ads.zorvec.name:2095
ads.zorvec.name:443
ads.zorvec.name:2053
ads.zorvec.name:2083
ads.zorvec.name:2087
ads.zorvec.name:2096
ads.zorvec.name:8443
www.ads.zorvec.name:80
www.ads.zorvec.name:22
www.ads.zorvec.name:8080
www.ads.zorvec.name:8880
www.ads.zorvec.name:2052
www.ads.zorvec.name:2082
www.ads.zorvec.name:2086
www.ads.zorvec.name:2095
www.ads.zorvec.name:443
www.ads.zorvec.name:2053
www.ads.zorvec.name:2083
www.ads.zorvec.name:2087
www.ads.zorvec.name:2096
www.ads.zorvec.name:8443
qbot.ads.zorvec.name:80
qbot.ads.zorvec.name:22
qbot.ads.zorvec.name:8080
qbot.ads.zorvec.name:8880
qbot.ads.zorvec.name:2052
qbot.ads.zorvec.name:2082
qbot.ads.zorvec.name:2086
qbot.ads.zorvec.name:2095
qbot.ads.zorvec.name:443
qbot.ads.zorvec.name:2053
qbot.ads.zorvec.name:2083
qbot.ads.zorvec.name:2087
qbot.ads.zorvec.name:2096
qbot.ads.zorvec.name:8443
hack.ads.zorvec.name:80
hack.ads.zorvec.name:22
hack.ads.zorvec.name:8080
hack.ads.zorvec.name:8880
hack.ads.zorvec.name:2052
hack.ads.zorvec.name:2082
hack.ads.zorvec.name:2086
hack.ads.zorvec.name:2095
hack.ads.zorvec.name:443
hack.ads.zorvec.name:2053
hack.ads.zorvec.name:2083
hack.ads.zorvec.name:2087
hack.ads.zorvec.name:2096
hack.ads.zorvec.name:8443
ursnif.ads.zorvec.name:80
ursnif.ads.zorvec.name:22
ursnif.ads.zorvec.name:8080
ursnif.ads.zorvec.name:8880
ursnif.ads.zorvec.name:2052
ursnif.ads.zorvec.name:2082
ursnif.ads.zorvec.name:2086
ursnif.ads.zorvec.name:2095
ursnif.ads.zorvec.name:443
ursnif.ads.zorvec.name:2053
ursnif.ads.zorvec.name:2083
ursnif.ads.zorvec.name:2087
ursnif.ads.zorvec.name:2096
ursnif.ads.zorvec.name:8443

Mutex

qC3As1z5ALB9

Attributes

delay
0
install
true
install_file
mhl6kwu.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/0x000d00000001c58e-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4896	mhl6kwu.exe
2440	mhl6kwu.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
5080	cmd.exe
5116	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mhl6kwu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mhl6kwu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2644	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
4396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 5080	1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe	89
PID 1372 wrote to memory of 5116	1372	c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe	91
PID 5080 wrote to memory of 4396	5080	cmd.exe	93
PID 5116 wrote to memory of 2644	5116	cmd.exe	94
PID 5116 wrote to memory of 2440	5116	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe
"C:\Users\Admin\AppData\Local\Temp\c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "mhl6kwu" /tr '"C:\Users\Admin\AppData\Roaming\mhl6kwu.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5080
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "mhl6kwu" /tr '"C:\Users\Admin\AppData\Roaming\mhl6kwu.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4396
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp388B.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5116
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2644
- - C:\Users\Admin\AppData\Roaming\mhl6kwu.exe
    "C:\Users\Admin\AppData\Roaming\mhl6kwu.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2440

C:\Users\Admin\AppData\Roaming\mhl6kwu.exe
"C:\Users\Admin\AppData\Roaming\mhl6kwu.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4896

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

tmp388B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp388B.tmp.bat
Size 151B
SHA256 bd3528087a90ee5ff840b4fade24bfdfaa9ea25e5a33f86621f039594c49c7d8
MD5 cb7dce39fce73d76cec5403a1a120456
SHA1 47b032a476101e91c7ba6269b350d80227e60117
SHA512 536f33936d75ae1cdd1dffb5c9c60caabab48a75b213f41607f30cfea3eb89294cbec9e86bec7a47e50b882ab95779b586481b0d99508a60759652ca7653f3cf
TLSH
T193C08C5361C6AA4E2D06541302BAA58D91766C193E40AB40C388800AE28185DE49D242
MD5 SHA1 SHA512 TLSH

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mhl6kwu.exe

Path C:\Users\Admin\AppData\Roaming\mhl6kwu.exe
Size 45KB
SHA256 c984e6df7856aa0ec767a08db05350b0faab8e2372d29df3f00e1ea0eb1ccdd3
MD5 7a25a56ef116020399fb1390501fbb4f
SHA1 fb0a948a513ed4bfc85c60b61d68f575458a3216
SHA512 3e8e8c54391119fd564f52ba13f9441871344d8f24429cff563e7a9e026943bdaf1dc9ae4491be868dc458e31a9d2e11c58ade6482c32cd2b8b1b78f76ff4c54
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q94O5QPCBAPSNjPIRzjbYgX3iF1Vj1qsHcOKLK5ggee:EufspTf2g2hO5svSKR3bPXSfTqXmggoc
TLSH
T1F0231A0077E8C12BF1BE4F78A9F2614586BAF2633603E54A2CC451DB5613FC6D6426EE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1372-0-0x0000000074CB2000-0x0000000074CB3000-memory.dmp

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memory/1372-1-0x0000000000300000-0x0000000000312000-memory.dmp

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memory/1372-2-0x0000000074CA0000-0x000000007545C000-memory.dmp

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memory/1372-3-0x0000000004E30000-0x0000000004ECC000-memory.dmp

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memory/1372-8-0x0000000074CA0000-0x000000007545C000-memory.dmp

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memory/4896-12-0x0000000074B30000-0x00000000752EC000-memory.dmp

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memory/4896-14-0x0000000074B30000-0x00000000752EC000-memory.dmp

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