asyncrat | dc64440ec95ba3a1da5624f5357b2dcdc52a4734102b134e82013efb1559a9df

Analysis

max time kernel
94s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 19:09

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General

Target

81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe
Size

14KB
MD5

81a4a7fb963b4d76f049950c9e1c9436
SHA1

5583e6a8814c51bc31ebba67927bb7c91a78b5ae
SHA256

dc64440ec95ba3a1da5624f5357b2dcdc52a4734102b134e82013efb1559a9df
SHA512

2e30584a723340b1321a2147a0f787a0dfbb3df60473fe8ec9778f73e3d737c46eee3eca14b55e746b8653cd1c6b87ee130db953db57a00a4931981f778755ea
SSDEEP

192://1LS3XMWP0/T7t8KAtDfDyLn9mfO9H52GicySxOs7:1em/T7t8KQPKIO9HEGicpxO+

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2444	376	WerFault.exe	29

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	81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 2444	376	81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe	30
PID 376 wrote to memory of 2444	376	81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe	30
PID 376 wrote to memory of 2444	376	81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe	30
PID 376 wrote to memory of 2444	376	81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81a4a7fb963b4d76f049950c9e1c9436_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 516
  2⤵
  - Program crash
  PID:2444

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/376-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/376-1-0x0000000000FD0000-0x0000000000FDA000-memory.dmp

Filesize
40KB

Download
memory/376-2-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download