asyncrat | 316f169de869e16b0abc875bb3d60fb13b3be8509455ae5ceb65b9e4ccfb348c

Analysis

max time kernel
144s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 08:54

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General

Target

PROCESO DEMANDA FRAUDE FISCAL/1 PROCESO FISCAL.exe
Size

145KB
MD5

ba99b11a84a19051eca441320af22f4e
SHA1

bb3a700fa2676d0223444a81796c7b21aa191ca8
SHA256

e631bf67c349ce3afc7d5960b0247af9466292bc314ff393dee0716f3a50fd5f
SHA512

e6e0541c121dc3260d4c48d1d788eff122a947c6ea8cd7da538edf6fd5f46cd37ee96f2c431575e31338ef93a5e21c81c51057734e29eec3814d4cd5100038e9
SSDEEP

3072:rzB34vWsdjDCaMGhxx+duAobuYqUN8p6ZbPMI5S5SOor:rziE9+Stob/zqp6ZW5SOQ

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

Default

enviodolares24.duckdns.org:8000

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 1060 set thread context of 3332	1060	1 PROCESO FISCAL.exe	86
PID 3332 set thread context of 1404	3332	cmd.exe	105

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 5 IoCs

pid	Process
1060	1 PROCESO FISCAL.exe
1060	1 PROCESO FISCAL.exe
3332	cmd.exe
3332	cmd.exe
1404	MSBuild.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1060	1 PROCESO FISCAL.exe
3332	cmd.exe
3332	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1404	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1404	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 3332	1060	1 PROCESO FISCAL.exe	86
PID 1060 wrote to memory of 3332	1060	1 PROCESO FISCAL.exe	86
PID 1060 wrote to memory of 3332	1060	1 PROCESO FISCAL.exe	86
PID 1060 wrote to memory of 3332	1060	1 PROCESO FISCAL.exe	86
PID 3332 wrote to memory of 1404	3332	cmd.exe	105
PID 3332 wrote to memory of 1404	3332	cmd.exe	105
PID 3332 wrote to memory of 1404	3332	cmd.exe	105
PID 3332 wrote to memory of 1404	3332	cmd.exe	105
PID 3332 wrote to memory of 1404	3332	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\PROCESO DEMANDA FRAUDE FISCAL\1 PROCESO FISCAL.exe
"C:\Users\Admin\AppData\Local\Temp\PROCESO DEMANDA FRAUDE FISCAL\1 PROCESO FISCAL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1060
- 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:3332
- - 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 behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3eeb9ed0

Filesize
780KB

MD5
25bb42a28c2fe3bea302b084ac26dc81

SHA1
89e9bf80f5a17eb5c5b1d54e5cacd6a274292b48

SHA256
816669ec4421ed2292c888b30eb3287ac736d9079532ad0fed17a4d023c770ad

SHA512
26898fa5f86ff75a7f8996524e87f689bc15d1f22dda70a51db9746b45221a99b8886e98582f56c5b4e38118d275ee89b288647c1f99f3eba720aa28ec82586b

Download Submit
memory/1060-0-0x00007FF8F72F0000-0x00007FF8F7462000-memory.dmp

Filesize
1.4MB

Download
memory/1060-10-0x00007FF8F7309000-0x00007FF8F730A000-memory.dmp

Filesize
4KB

Download
memory/1060-11-0x00007FF8F72F0000-0x00007FF8F7462000-memory.dmp

Filesize
1.4MB

Download
memory/1060-12-0x00007FF8F72F0000-0x00007FF8F7462000-memory.dmp

Filesize
1.4MB

Download
memory/1404-26-0x000000007518E000-0x000000007518F000-memory.dmp

Filesize
4KB

Download
memory/1404-22-0x0000000073EC0000-0x0000000075114000-memory.dmp

Filesize
18.3MB

Download
memory/1404-27-0x0000000000950000-0x0000000000966000-memory.dmp

Filesize
88KB

Download
memory/1404-28-0x0000000005720000-0x0000000005CC4000-memory.dmp

Filesize
5.6MB

Download
memory/1404-29-0x0000000005350000-0x00000000053E2000-memory.dmp

Filesize
584KB

Download
memory/1404-30-0x00000000054E0000-0x00000000054EA000-memory.dmp

Filesize
40KB

Download
memory/1404-31-0x000000007518E000-0x000000007518F000-memory.dmp

Filesize
4KB

Download
memory/3332-18-0x000000007594E000-0x0000000075950000-memory.dmp

Filesize
8KB

Download
memory/3332-17-0x0000000075940000-0x0000000075ABB000-memory.dmp

Filesize
1.5MB

Download
memory/3332-19-0x0000000075940000-0x0000000075ABB000-memory.dmp

Filesize
1.5MB

Download
memory/3332-21-0x0000000075940000-0x0000000075ABB000-memory.dmp

Filesize
1.5MB

Download
memory/3332-25-0x000000007594E000-0x0000000075950000-memory.dmp

Filesize
8KB

Download
memory/3332-15-0x00007FF906710000-0x00007FF906905000-memory.dmp

Filesize
2.0MB

Download