asyncrat | ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741

General

Target

ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe
Size

1.3MB
MD5

aa6aa805cdc2198104f117ca36043032
SHA1

05074442fce349b9f436a0fbc4d0dc5beeb86032
SHA256

ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741
SHA512

0765213c5bb54c1776c725b123cf7b58d97f631da32af8a2b269ba22bb26e5a614f5cb5898db314490ec8d391dd39dd823166429756de603f935393f4ae0ef50
SSDEEP

24576:raHuv60any7QYwIflqqXKXsdeuRlTDhZXNslBsM:rbv57QdIflqqXKXsd3vQn

Score

10^/10

asyncrat peru discovery persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

peru

C2

formationslistcomplet2.sexidude.com:4365

Mutex

mncbbxmzbzbcmncbxvbcnxbxbcnxn

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\ReduceMemory = "C:\\Users\\Admin\\Documents\\ReduceMemory\\Bin\\ReduceMemory.exe"	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30

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	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30
PID 2100 wrote to memory of 2088	2100	ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe	30

C:\Users\Admin\AppData\Local\Temp\ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe
"C:\Users\Admin\AppData\Local\Temp\ce2ca53022372775f40b1a90800fdc3cc411251132260346cc569e7eb1a50741.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- 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:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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/2088-10-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2088-22-0x0000000073E30000-0x000000007451E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-21-0x0000000073E3E000-0x0000000073E3F000-memory.dmp

Filesize
4KB

Download
memory/2088-19-0x0000000073E30000-0x000000007451E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-18-0x0000000073E3E000-0x0000000073E3F000-memory.dmp

Filesize
4KB

Download
memory/2088-14-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2088-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2088-7-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2088-16-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2100-5-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-11-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-17-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-6-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-1-0x000000000042D000-0x0000000000446000-memory.dmp

Filesize
100KB

Download
memory/2100-4-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-20-0x000000000042D000-0x0000000000446000-memory.dmp

Filesize
100KB

Download
memory/2100-2-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download
memory/2100-0-0x0000000000400000-0x0000000000558000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads