asyncrat | f6b0044d0edccca48a617bc340e151baa4f8fecfa02571122aeff6937cb3c3d0

Analysis

max time kernel
147s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/07/2024, 21:52

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General

Target

01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe
Size

68KB
MD5

01293e1baf98d49f108bde72ee7f51b5
SHA1

3219c29ac28295bcfc9419504883f09a0f43f232
SHA256

f6b0044d0edccca48a617bc340e151baa4f8fecfa02571122aeff6937cb3c3d0
SHA512

a46922cccede8297e622ace6e07ed27abfd45243e182bd258c7c087d7803f40723e4d9b69e8bb6b4fd7bec8cb6e8132926c8300c7d87d66669bcdc2c949f4ea3
SSDEEP

1536:JX4CQSt2u2JLcTMhxZKkHBT+vFFonFnLRIzZDaeYY:JF/t2u2STMzZKeBTVxWZaeYY

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

185.33.234.71:1337

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2616 set thread context of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29

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	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29
PID 2616 wrote to memory of 2340	2616	01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Users\Admin\AppData\Local\Temp\01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\01293e1baf98d49f108bde72ee7f51b5_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2340

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/2340-9-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-15-0x0000000073E50000-0x000000007453E000-memory.dmp

Filesize
6.9MB

Download
memory/2340-16-0x0000000073E50000-0x000000007453E000-memory.dmp

Filesize
6.9MB

Download
memory/2340-14-0x0000000073E5E000-0x0000000073E5F000-memory.dmp

Filesize
4KB

Download
memory/2340-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-6-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2340-3-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-5-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2340-4-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2616-1-0x0000000000C20000-0x0000000000C38000-memory.dmp

Filesize
96KB

Download
memory/2616-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2616-2-0x0000000000240000-0x0000000000248000-memory.dmp

Filesize
32KB

Download