asyncrat | c6cced9b9ff8c73cf120a7422dda5cf760cfadffc40ad1cc0c957825843db10c

General

Target

JaffaCakes118_a0a38a2d92e516306c9b0ff455ec5a70.ps1
Size

401KB
MD5

a0a38a2d92e516306c9b0ff455ec5a70
SHA1

e9852c1f451a27edc74f399148869dc436fad878
SHA256

c6cced9b9ff8c73cf120a7422dda5cf760cfadffc40ad1cc0c957825843db10c
SHA512

dc9763b4db14465851484956bcc965c745b7eb6895d53acae12ba1b2263e5c4638f724dcac485353dd1d9c95a9e55162917612211db52f22ea7f4da3a091400f
SSDEEP

1536:5wG7MA34KtGjNnRm9aTpYlIgayfLyhmyORtjIPxplXCZInfLwbkSOW+69VoBwIsw:5k

Score

10^/10

asyncrat hacked discovery execution rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Hacked

C2

toornavigator.sytes.net:5500

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_file
notepad.exe
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 2644 set thread context of 2684	2644	powershell.exe	31

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2644	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2644	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2644	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31
PID 2644 wrote to memory of 2684	2644	powershell.exe	31

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0a38a2d92e516306c9b0ff455ec5a70.ps1
1⤵
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2644-15-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-10-0x00000000028F0000-0x0000000002910000-memory.dmp

Filesize
128KB

Download
memory/2644-6-0x0000000001EE0000-0x0000000001EE8000-memory.dmp

Filesize
32KB

Download
memory/2644-7-0x000007FEF6030000-0x000007FEF69CD000-memory.dmp

Filesize
9.6MB

Download
memory/2644-42-0x000007FEF6030000-0x000007FEF69CD000-memory.dmp

Filesize
9.6MB

Download
memory/2644-9-0x000007FEF6030000-0x000007FEF69CD000-memory.dmp

Filesize
9.6MB

Download
memory/2644-5-0x000000001B6A0000-0x000000001B982000-memory.dmp

Filesize
2.9MB

Download
memory/2644-11-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-8-0x000007FEF6030000-0x000007FEF69CD000-memory.dmp

Filesize
9.6MB

Download
memory/2644-22-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-20-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-18-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-16-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-12-0x00000000028F0000-0x0000000002908000-memory.dmp

Filesize
96KB

Download
memory/2644-4-0x000007FEF62EE000-0x000007FEF62EF000-memory.dmp

Filesize
4KB

Download
memory/2644-44-0x000007FEF6030000-0x000007FEF69CD000-memory.dmp

Filesize
9.6MB

Download
memory/2684-34-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-41-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-38-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-33-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-29-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-27-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-25-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-23-0x0000000000090000-0x00000000000A2000-memory.dmp

Filesize
72KB

Download
memory/2684-43-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/2684-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-45-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-46-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/2684-47-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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