asyncrat | 5f32f73950f142eb453b956e2424742fbd93e399333561ce57a4c691f16df8d2

Analysis

max time kernel
146s
max time network
151s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
16-07-2024 14:33

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General

Target

Proceso_Civil_Juridico_N°_41731913..exe
Size

1.7MB
MD5

9f2f4eacae8e4bfb705679dcc7a6be87
SHA1

0884ef61cfbfb8e794fbfa9d3465603e3b7bbe87
SHA256

304db7f796f881d8013499644940efd37ae9b1d22769784bd338c123c725225c
SHA512

537bb7e42a4fdf255941a315348a935f5b80c6555c1484682ff615569670070d240fce80a9c28157c9008268f2eb4c0545b5b5fd371258c293a7326d9aefcc7b
SSDEEP

49152:JDUNJNsGLoD5gs673cgMMbwF46U8jM+9XB6JQI1yo:JD6J4R+OM+K1yo

Score

10^/10

asyncrat victoriosos persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

VICTORIOSOS

paisesbajos12.casacam.net:8009

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

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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Haile = "C:\\Users\\Admin\\Documents\\HailieU\\Updater.exe"	Proceso_Civil_Juridico_N°_41731913..exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2584 set thread context of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30
PID 2584 wrote to memory of 2704	2584	Proceso_Civil_Juridico_N°_41731913..exe	30

C:\Users\Admin\AppData\Local\Temp\Proceso_Civil_Juridico_N°_41731913..exe
"C:\Users\Admin\AppData\Local\Temp\Proceso_Civil_Juridico_N°_41731913..exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  PID:2704

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2728

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2584-0-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2584-2-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2584-1-0x0000000000407000-0x0000000000421000-memory.dmp

Filesize
104KB

Download
memory/2584-4-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2584-3-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2584-12-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2704-7-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2704-5-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2704-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2704-11-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2704-9-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2704-13-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2704-14-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-15-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2704-16-0x00000000744C0000-0x0000000074BAE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads