asyncrat | 71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47

Analysis

max time kernel
150s
max time network
146s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/03/2025, 19:20

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General

Target

71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
Size

111KB
MD5

ebe1f75cdc13a8f03edcc007b1082978
SHA1

e7e78c74a2a034bbe33052a855014ac9b6e5d706
SHA256

71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47
SHA512

796b703ae6e2acea403df38ee1776598f8c085d7fb69355a3353184eb6bbf35369312472fedba2c86eaaea5f440e974640590cf836348d3369226d5c46b42d28
SSDEEP

3072:GUicxPs42PMVSe9VdQsH1bfm4QAe6cg4RBJY:GT42PMVSaesVbdvHr4RH

Score

10^/10

asyncrat venomrat default rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

Mutex

jajajjajajjaja

Attributes

delay
20
install
true
install_file
lalasad3qsdaf3.exe
install_folder
%Temp%
pastebin_config
https://pastebin.com/raw/LwwcrLg4

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

VenomRAT 3 IoCs

Detects VenomRAT.

rat

resource	yara_rule
behavioral1/memory/2672-1-0x0000000000FD0000-0x0000000000FF2000-memory.dmp	VenomRAT
behavioral1/files/0x0036000000019240-18.dat	VenomRAT
behavioral1/memory/2644-20-0x0000000001310000-0x0000000001332000-memory.dmp	VenomRAT

Venomrat family
venomrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x0036000000019240-18.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
2644	lalasad3qsdaf3.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
5	pastebin.com
4	pastebin.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2580	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
2696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe
2644	lalasad3qsdaf3.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
Token: SeDebugPrivilege	2644	lalasad3qsdaf3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2644	lalasad3qsdaf3.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2872	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	30
PID 2672 wrote to memory of 2872	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	30
PID 2672 wrote to memory of 2872	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	30
PID 2672 wrote to memory of 1540	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	31
PID 2672 wrote to memory of 1540	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	31
PID 2672 wrote to memory of 1540	2672	71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe	31
PID 2872 wrote to memory of 2696	2872	cmd.exe	34
PID 2872 wrote to memory of 2696	2872	cmd.exe	34
PID 2872 wrote to memory of 2696	2872	cmd.exe	34
PID 1540 wrote to memory of 2580	1540	cmd.exe	35
PID 1540 wrote to memory of 2580	1540	cmd.exe	35
PID 1540 wrote to memory of 2580	1540	cmd.exe	35
PID 1540 wrote to memory of 2644	1540	cmd.exe	36
PID 1540 wrote to memory of 2644	1540	cmd.exe	36
PID 1540 wrote to memory of 2644	1540	cmd.exe	36

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe
"C:\Users\Admin\AppData\Local\Temp\71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lalasad3qsdaf3" /tr '"C:\Users\Admin\AppData\Local\Temp\lalasad3qsdaf3.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "lalasad3qsdaf3" /tr '"C:\Users\Admin\AppData\Local\Temp\lalasad3qsdaf3.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2696
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp6D92.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1540
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2580
- - C:\Users\Admin\AppData\Local\Temp\lalasad3qsdaf3.exe
    "C:\Users\Admin\AppData\Local\Temp\lalasad3qsdaf3.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2644

Network

MITRE ATT&CK Enterprise v15

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\lalasad3qsdaf3.exe

Filesize
111KB

MD5
ebe1f75cdc13a8f03edcc007b1082978

SHA1
e7e78c74a2a034bbe33052a855014ac9b6e5d706

SHA256
71a353de6abe66d53454523572920ce942f34fa7160cc233e7bd0d8e0c1c9e47

SHA512
796b703ae6e2acea403df38ee1776598f8c085d7fb69355a3353184eb6bbf35369312472fedba2c86eaaea5f440e974640590cf836348d3369226d5c46b42d28

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6D92.tmp.bat

Filesize
161B

MD5
687affb4d83e4d9470d070f3a295ec1f

SHA1
b67554491fd68a3439fa77cfd0552a2504072173

SHA256
6996334c246eb5fb4a2f023ba4f947b31bb4044f89039094d76f94258eac13e0

SHA512
cde80eb38926a52640db4405537b95e8fc29342900b75be8848850a2b86d3f39e1434202ae7910bbdb227ca6c05b56204a8e13fc02d5780ef502799829f74a7a

Download Submit
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

Filesize
8B

MD5
cf759e4c5f14fe3eec41b87ed756cea8

SHA1
c27c796bb3c2fac929359563676f4ba1ffada1f5

SHA256
c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

SHA512
c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

Download Submit
memory/2644-20-0x0000000001310000-0x0000000001332000-memory.dmp

Filesize
136KB

Download
memory/2672-0-0x000007FEF6853000-0x000007FEF6854000-memory.dmp

Filesize
4KB

Download
memory/2672-1-0x0000000000FD0000-0x0000000000FF2000-memory.dmp

Filesize
136KB

Download
memory/2672-3-0x000007FEF6850000-0x000007FEF723C000-memory.dmp

Filesize
9.9MB

Download
memory/2672-4-0x000007FEF6853000-0x000007FEF6854000-memory.dmp

Filesize
4KB

Download
memory/2672-5-0x000007FEF6850000-0x000007FEF723C000-memory.dmp

Filesize
9.9MB

Download
memory/2672-14-0x000007FEF6850000-0x000007FEF723C000-memory.dmp

Filesize
9.9MB

Download
memory/2672-15-0x000007FEF6850000-0x000007FEF723C000-memory.dmp

Filesize
9.9MB

Download