asyncrat | 0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149

Analysis

max time kernel
148s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/08/2026, 14:28

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General

Target
0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
Size 45KB
Sample260801-rtgbdacl6w
SHA256 0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149
MD5 ed9a5f2106bdd6ace8a67dd29fe5a489
SHA1 6bb821712ed49cd6fbc4f1609822afa41339b7d1
SHA512 a262f87e2b3e8edea8d783552f4c4e5116cf9b5ee2ddfcaeeeffb301316b3da51d6d57f2e82d2a56352c620c2abb7c117255fb8f60905d04580cfaba0690112e
SSDEEP 768:5udApTNctooWUS7C+mo2qtjZbtDMQPI8Pjb8gX3iPhoGG5YMGtBDZ0x:5udApTNmU2sJk87bTXSJ1jd0x
TLSH
T1C9232B0037E9812BF2BE5B78A8F26145867AF2673603D54E2CC451DB5623FC686427FE
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

sas-cdn.com:80
sas-cdn.com:22
sas-cdn.com:8080
sas-cdn.com:8880
sas-cdn.com:2052
sas-cdn.com:2082
sas-cdn.com:2086
sas-cdn.com:2095
sas-cdn.com:443
sas-cdn.com:2053
sas-cdn.com:2083
sas-cdn.com:2087
sas-cdn.com:2096
sas-cdn.com:8443
www.sas-cdn.com:80
www.sas-cdn.com:22
www.sas-cdn.com:8080
www.sas-cdn.com:8880
www.sas-cdn.com:2052
www.sas-cdn.com:2082
www.sas-cdn.com:2086
www.sas-cdn.com:2095
www.sas-cdn.com:443
www.sas-cdn.com:2053
www.sas-cdn.com:2083
www.sas-cdn.com:2087
www.sas-cdn.com:2096
www.sas-cdn.com:8443
qakbot.sas-cdn.com:80
qakbot.sas-cdn.com:22
qakbot.sas-cdn.com:8080
qakbot.sas-cdn.com:8880
qakbot.sas-cdn.com:2052
qakbot.sas-cdn.com:2082
qakbot.sas-cdn.com:2086
qakbot.sas-cdn.com:2095
qakbot.sas-cdn.com:443
qakbot.sas-cdn.com:2053
qakbot.sas-cdn.com:2083
qakbot.sas-cdn.com:2087
qakbot.sas-cdn.com:2096
qakbot.sas-cdn.com:8443
downadup.sas-cdn.com:80
downadup.sas-cdn.com:22
downadup.sas-cdn.com:8080
downadup.sas-cdn.com:8880
downadup.sas-cdn.com:2052
downadup.sas-cdn.com:2082
downadup.sas-cdn.com:2086
downadup.sas-cdn.com:2095
downadup.sas-cdn.com:443
downadup.sas-cdn.com:2053
downadup.sas-cdn.com:2083
downadup.sas-cdn.com:2087
downadup.sas-cdn.com:2096
downadup.sas-cdn.com:8443

Mutex

EaOztEo68Vcp

Attributes

delay
0
install
true
install_file
wdib7e.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/0x001b00000001c511-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1780	wdib7e.exe
4548	wdib7e.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
5936	cmd.exe
2452	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	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	wdib7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wdib7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5332	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
4252	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3600 wrote to memory of 5936	3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe	89
PID 3600 wrote to memory of 2452	3600	0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe	91
PID 5936 wrote to memory of 4252	5936	cmd.exe	93
PID 2452 wrote to memory of 5332	2452	cmd.exe	94
PID 2452 wrote to memory of 4548	2452	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe
"C:\Users\Admin\AppData\Local\Temp\0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3600
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "wdib7e" /tr '"C:\Users\Admin\AppData\Roaming\wdib7e.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5936
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "wdib7e" /tr '"C:\Users\Admin\AppData\Roaming\wdib7e.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4252
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8C96.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5332
- - C:\Users\Admin\AppData\Roaming\wdib7e.exe
    "C:\Users\Admin\AppData\Roaming\wdib7e.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4548

C:\Users\Admin\AppData\Roaming\wdib7e.exe
"C:\Users\Admin\AppData\Roaming\wdib7e.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1780

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

tmp8C96.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp8C96.tmp.bat
Size 150B
SHA256 cd6dc23e4c08fa80041622238f48e9b159736d41c76de6dcf79bd58a69a015f7
MD5 4152214f18f3641bfaf28b36d2bf1bac
SHA1 337021516bc4d275c797fe33f85add9fb28624ef
SHA512 05e33ec16511e4af814ad3e4682caa4d173f000e4ada071fd35acc8ab4ee5491d24df2fb749462d4f5070416600a6f2159c35fd9e01dcc7718a57f1a8da05ccd
TLSH
T11EC08C82A6C5AA0E6906542306BAD59CD2A2A9193EC0AB00830440195280448E0E9242
MD5 SHA1 SHA512 TLSH

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wdib7e.exe

Path C:\Users\Admin\AppData\Roaming\wdib7e.exe
Size 45KB
SHA256 0666246d8c86643f84eedde402e9040487cc5fb8ff77bc1b2b11e725385b1149
MD5 ed9a5f2106bdd6ace8a67dd29fe5a489
SHA1 6bb821712ed49cd6fbc4f1609822afa41339b7d1
SHA512 a262f87e2b3e8edea8d783552f4c4e5116cf9b5ee2ddfcaeeeffb301316b3da51d6d57f2e82d2a56352c620c2abb7c117255fb8f60905d04580cfaba0690112e
SSDEEP 768:5udApTNctooWUS7C+mo2qtjZbtDMQPI8Pjb8gX3iPhoGG5YMGtBDZ0x:5udApTNmU2sJk87bTXSJ1jd0x
TLSH
T1C9232B0037E9812BF2BE5B78A8F26145867AF2673603D54E2CC451DB5623FC686427FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1780-12-0x0000000074120000-0x00000000748DC000-memory.dmp

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memory/1780-14-0x0000000074120000-0x00000000748DC000-memory.dmp

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memory/3600-0-0x00000000742A2000-0x00000000742A3000-memory.dmp

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memory/3600-1-0x0000000000AB0000-0x0000000000AC2000-memory.dmp

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memory/3600-2-0x0000000074290000-0x0000000074A4C000-memory.dmp

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memory/3600-3-0x00000000055E0000-0x000000000567C000-memory.dmp

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memory/3600-8-0x0000000074290000-0x0000000074A4C000-memory.dmp

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