asyncrat | 95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 18:35

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General

Target

95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe
Size

1.1MB
MD5

407e9efb60df0297f577bd8d300a94db
SHA1

b84d4fcb4eb5ed2820ea315355584805f0e1d706
SHA256

95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19
SHA512

5a419c958a24f89e71277c49b7a87f3407d4dd293943451198091372add642600de787eb9a021831a4b5ca096c13f5f62961be9cb53881896dd4e64164640942
SSDEEP

24576:DBjyc7ln6fT2FvmlMNanR708EHhh/8Z4UIvJuAjMZV/xeQiRBXQXYhByr/:Zy6FI7WVN3xubfMQiXXGj

Score

10^/10

asyncrat discovery rat

Malware Config

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4508 created 3408	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	55

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Title.vbs	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91

System Location Discovery: System Language Discovery 1 TTPs 2 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	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe
Token: SeDebugPrivilege	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91
PID 4508 wrote to memory of 4292	4508	95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3408
- C:\Users\Admin\AppData\Local\Temp\95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe
  "C:\Users\Admin\AppData\Local\Temp\95cd1094fdb6c8be515f9305e2a600519862689714b6abe58a912acf1fef4d19.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4508
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4292-1172-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4292-1174-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-1175-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-1176-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-1177-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-37-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-6-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-2-0x0000000005AB0000-0x0000000005BA0000-memory.dmp

Filesize
960KB

Download
memory/4508-3-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-4-0x00000000062C0000-0x0000000006864000-memory.dmp

Filesize
5.6MB

Download
memory/4508-5-0x0000000005E10000-0x0000000005EA2000-memory.dmp

Filesize
584KB

Download
memory/4508-27-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-13-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-69-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-65-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-63-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-25-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-59-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-57-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-53-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-51-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-49-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-47-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-45-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-43-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-31-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-0-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/4508-35-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-33-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-42-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-1-0x00000000009B0000-0x0000000000ACE000-memory.dmp

Filesize
1.1MB

Download
memory/4508-61-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-21-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-18-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-11-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-9-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-7-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-67-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-55-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-40-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-29-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-23-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-19-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-15-0x0000000005AB0000-0x0000000005B9A000-memory.dmp

Filesize
936KB

Download
memory/4508-1156-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1157-0x0000000005FB0000-0x000000000600E000-memory.dmp

Filesize
376KB

Download
memory/4508-1158-0x0000000006010000-0x000000000605C000-memory.dmp

Filesize
304KB

Download
memory/4508-1159-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/4508-1160-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1161-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1162-0x00000000058A0000-0x00000000058F4000-memory.dmp

Filesize
336KB

Download
memory/4508-1169-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1171-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1173-0x0000000075210000-0x00000000759C0000-memory.dmp

Filesize
7.7MB

Download