asyncrat | e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0

Analysis

max time kernel
149s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 19:37

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General

Target

e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe
Size

472KB
MD5

d48749ab6904e01401b9550cc7767174
SHA1

c468b69ee0e1a471d0f1e4751c12f7f32e2ce946
SHA256

e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0
SHA512

7388c3fdfd989343474281712c115e914f17442755441f9bfb0f64b9f922e1eec765d2374f93ccf60d856ff966464974033e66fceb78a5ff86228a5cfc4ce925
SSDEEP

12288:zdR/L2wA8UePhGtFUof97VpKV9jQ9T3dD/:LL3AfesCs3h/

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

8.218.196.187:4449

127.0.0.1:4449

Mutex

vidjpdoqlri

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30

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	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe
2748	regasm.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	regasm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe
2748	regasm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30
PID 2764 wrote to memory of 2748	2764	e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe	30

C:\Users\Admin\AppData\Local\Temp\e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe
"C:\Users\Admin\AppData\Local\Temp\e53d0063932826c931e98c9c3a9ac20f0ccab9724d4ed646711f61a3a16ee1f0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2748

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

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Downloads

memory/2748-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2748-6-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2748-5-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2748-10-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2764-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2764-3-0x00000000002B0000-0x00000000002B8000-memory.dmp

Filesize
32KB

Download
memory/2764-11-0x00000000002B0000-0x00000000002B8000-memory.dmp

Filesize
32KB

Download