asyncrat | c7154824e731ce67f505e5ef8f6d7b28fc15fa3997850db70141911caf4ce1a5

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2025, 23:19

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General

Target

HPConvertVideo.exe
Size

943.7MB
MD5

b3c0d55ae638cef0a8d078d6dbf587ad
SHA1

673c2b0ecc3737f8caa309c2b662770512373684
SHA256

2529468d09b4984c8992ce992372e0945738749cda6555e58dfea668cf45de9b
SHA512

5c573e06c563ef4c3d5f97357c57b7e4bf258758a41b0e359fa4dcc3b37efe0365a6290f005929a97f38aa26d70a1b907adef191fc48a183e88ce33658f62f48
SSDEEP

49152:+LJwSihjOb6GLb4SKEs3DyOMCZ+Ut0+yO3A32AS+TvunIWjo0P66Ps193n7/k458:awSi0b67zeCZt0+yO3kSJBv9

Score

10^/10

asyncrat solo-domi-oros discovery persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Solo-Domi-Oros

procesosespeciales855.casacam.net:8853

Mutex

DcRatMutex_qwqdanchun

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HPDesignerEditor = "C:\\Users\\Admin\\Music\\HPDesignerUpdater\\HPConvertVideo.exe"	HPConvertVideo.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1648 set thread context of 4608	1648	HPConvertVideo.exe	88

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	HPConvertVideo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 4608	1648	HPConvertVideo.exe	88
PID 1648 wrote to memory of 4608	1648	HPConvertVideo.exe	88
PID 1648 wrote to memory of 4608	1648	HPConvertVideo.exe	88
PID 1648 wrote to memory of 4608	1648	HPConvertVideo.exe	88
PID 1648 wrote to memory of 4608	1648	HPConvertVideo.exe	88

C:\Users\Admin\AppData\Local\Temp\HPConvertVideo.exe
"C:\Users\Admin\AppData\Local\Temp\HPConvertVideo.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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/1648-9-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-15-0x00000000005CA000-0x00000000005E2000-memory.dmp

Filesize
96KB

Download
memory/1648-1-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-6-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-4-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-11-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-7-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-0-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/1648-2-0x00000000005CA000-0x00000000005E2000-memory.dmp

Filesize
96KB

Download
memory/1648-5-0x0000000000400000-0x0000000000791000-memory.dmp

Filesize
3.6MB

Download
memory/4608-12-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/4608-13-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/4608-8-0x0000000001000000-0x0000000001012000-memory.dmp

Filesize
72KB

Download
memory/4608-16-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads