asyncrat | 7a5274dda9bf19c24d5eb6d00daf537889cd1b46d304de8accda25f17b224516

General

Target

94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe
Size

1.7MB
MD5

5c1202c09bcdddfd51e8f60facada69f
SHA1

202a050ba01b38da95a438f8c2697b3710784d6f
SHA256

94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb
SHA512

3b7a39f7ff6c70da867783f8a4a115301662aba40662fe014c59d98345557efd669a6f176ce0175177441d803a8c078e2d69703e0084a4986528fb6cae3513c5
SSDEEP

24576:kKgB0OYGBDUi/CR3wCkCiRgoG7hBaHkbEXXeG/jFtVTTx9dCqZCf82f3iBLLzZ7y:bgB0BytRFk6ekxRbCqH2aBLFr/O

Score

10^/10

asyncrat fendi discovery persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

FENDI

C2

octubre212024.giize.com:2727

fuertefuerte.accesscam.org:2727

octubre242024.casacam.net:2727

castanojulian1111.chickenkiller.com:2727

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
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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\AnyDesignerEditor = "C:\\Users\\Admin\\Music\\AnyDesignerUpdater\\AnyConvertVideo.exe"	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1736 set thread context of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.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	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30
PID 1736 wrote to memory of 2128	1736	94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe	30

C:\Users\Admin\AppData\Local\Temp\94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe
"C:\Users\Admin\AppData\Local\Temp\94f1e96cc1e807c9a9e85d38b18fc77f3ff899fffd330ca277a864f8411ca4bb.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736
- 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:2128

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

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Downloads

memory/1736-12-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-2-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-3-0x000000000040D000-0x0000000000425000-memory.dmp

Filesize
96KB

Download
memory/1736-5-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-6-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-7-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-8-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-20-0x000000000040D000-0x0000000000425000-memory.dmp

Filesize
96KB

Download
memory/1736-0-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-18-0x0000000000400000-0x00000000005C3000-memory.dmp

Filesize
1.8MB

Download
memory/2128-17-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2128-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2128-9-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2128-15-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2128-19-0x0000000000330000-0x0000000000544000-memory.dmp

Filesize
2.1MB

Download
memory/2128-11-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads