asyncrat | fdebbf313b6c8bf7a2db3ef7a19425c32ce87c5874b5d62ea65e4c0dacfa175a

General

Target

URGENTE Oficio 391 NOTIFICACIÓN ELECTRÓNICA CENDO RAMA RADICADO 153153135 000 6562/00012 NotificacionElectronica.exe
Size

455KB
MD5

c544a0e2e173c94fa9069c73e7af6367
SHA1

1b8040c145d6cb2af6d1d9c1dc6878d51820e53b
SHA256

9d8547266c90cae7e2f5f5a81af27fb6bc6ade56a798b429cdb6588a89cec874
SHA512

f47694025fad1c67b727c9836d3663fa0f251a46e855e78e4c323beac1d82d13632e10d16e06e0d81718953ed6e06ee5e918195268ba988f3e555b432f1784a7
SSDEEP

3072:JrD9fI1D2oKZrGp4Lczp9+fOZveTHdHZ0Cp2Sb0Q0F:U1D2XGp4LczSOle5Zzp2Wg

Score

10^/10

asyncrat 12 noviembre discovery rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

12 noviembre

C2

12novwins.duckdns.org:9003

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
Asyncrat family
asyncrat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 212 set thread context of 4836	212	00012 NotificacionElectronica.exe	82
PID 4836 set thread context of 4608	4836	cmd.exe	92

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
212	00012 NotificacionElectronica.exe
212	00012 NotificacionElectronica.exe
4836	cmd.exe
4836	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
212	00012 NotificacionElectronica.exe
4836	cmd.exe
4836	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4608	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 4836	212	00012 NotificacionElectronica.exe	82
PID 212 wrote to memory of 4836	212	00012 NotificacionElectronica.exe	82
PID 212 wrote to memory of 4836	212	00012 NotificacionElectronica.exe	82
PID 212 wrote to memory of 4836	212	00012 NotificacionElectronica.exe	82
PID 4836 wrote to memory of 4608	4836	cmd.exe	92
PID 4836 wrote to memory of 4608	4836	cmd.exe	92
PID 4836 wrote to memory of 4608	4836	cmd.exe	92
PID 4836 wrote to memory of 4608	4836	cmd.exe	92
PID 4836 wrote to memory of 4608	4836	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\URGENTE Oficio 391 NOTIFICACIÓN ELECTRÓNICA CENDO RAMA RADICADO 153153135 000 6562\00012 NotificacionElectronica.exe
"C:\Users\Admin\AppData\Local\Temp\URGENTE Oficio 391 NOTIFICACIÓN ELECTRÓNICA CENDO RAMA RADICADO 153153135 000 6562\00012 NotificacionElectronica.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

C:\Users\Admin\AppData\Local\Temp\ef253ee0

Filesize
777KB

MD5
7ab27759907e8aa4d29d7488899e27d2

SHA1
91fad3d906dddea41050d7308fc3a6f091b7d750

SHA256
d4be3ce6f295693b2236bc4a569fa99e44fc00b6731643ff8b052c437ab81b91

SHA512
2273dc4328628810c6ae741ff8ee20b96eb65aeb02eed1551ed79c81777e35937a948e6773bdfd3d88c971c8c62b4ab7a0819bf03e6bede67040bfa8154a1da5

Download Submit
memory/212-0-0x00007FFA580E0000-0x00007FFA58252000-memory.dmp

Filesize
1.4MB

Download
memory/212-10-0x00007FFA580F9000-0x00007FFA580FA000-memory.dmp

Filesize
4KB

Download
memory/212-11-0x00007FFA580E0000-0x00007FFA58252000-memory.dmp

Filesize
1.4MB

Download
memory/212-12-0x00007FFA580E0000-0x00007FFA58252000-memory.dmp

Filesize
1.4MB

Download
memory/4608-26-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/4608-22-0x00000000739F0000-0x0000000074C44000-memory.dmp

Filesize
18.3MB

Download
memory/4608-25-0x0000000000FA0000-0x0000000000FB6000-memory.dmp

Filesize
88KB

Download
memory/4608-27-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/4608-28-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/4608-29-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/4836-18-0x000000007547E000-0x0000000075480000-memory.dmp

Filesize
8KB

Download
memory/4836-17-0x0000000075470000-0x00000000755EB000-memory.dmp

Filesize
1.5MB

Download
memory/4836-19-0x0000000075470000-0x00000000755EB000-memory.dmp

Filesize
1.5MB

Download
memory/4836-21-0x0000000075470000-0x00000000755EB000-memory.dmp

Filesize
1.5MB

Download
memory/4836-15-0x00007FFA673D0000-0x00007FFA675C5000-memory.dmp

Filesize
2.0MB

Download

Analysis

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