asyncrat | c0747c10be35b8c1072a360c7759228b17f35d2ec890154020c716d572b00fbd

Analysis

max time kernel
449s
max time network
451s
platform
windows10-2004_x64
resource
win10v2004-20240426-es
resource tags

arch:x64arch:x86image:win10v2004-20240426-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
26/04/2024, 22:54

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General

Target

CITACION DEMANDA/04 CITACION DEMANDA.exe
Size

446KB
MD5

485008b43f0edceba0e0d3ca04bc1c1a
SHA1

55ae8f105af415bb763d1b87f6572f078052877c
SHA256

12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10
SHA512

402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1
SSDEEP

12288:vK5+DMJA3TAz4plk9iZOOti81N5y1qMIg+GV5Zul3M:y5+DMJA3TAz4plk9ijK1qlGV7ulM

Score

10^/10

asyncrat zgrat default rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

Default

melo2024.kozow.com:8000

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_file
AnsyFelix
install_folder
%AppData%

aes.plain

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral4/memory/4532-37-0x0000000006D80000-0x0000000006DA6000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 632 set thread context of 3968	632	04 CITACION DEMANDA.exe	83
PID 3968 set thread context of 4532	3968	cmd.exe	86

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Firefoxnode_xz.job	cmd.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
464	timeout.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
632	04 CITACION DEMANDA.exe
632	04 CITACION DEMANDA.exe
3968	cmd.exe
3968	cmd.exe
4532	MSBuild.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
632	04 CITACION DEMANDA.exe
3968	cmd.exe
3968	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4532	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4532	MSBuild.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 3968	632	04 CITACION DEMANDA.exe	83
PID 632 wrote to memory of 3968	632	04 CITACION DEMANDA.exe	83
PID 632 wrote to memory of 3968	632	04 CITACION DEMANDA.exe	83
PID 632 wrote to memory of 3968	632	04 CITACION DEMANDA.exe	83
PID 3968 wrote to memory of 4532	3968	cmd.exe	86
PID 3968 wrote to memory of 4532	3968	cmd.exe	86
PID 3968 wrote to memory of 4532	3968	cmd.exe	86
PID 3968 wrote to memory of 4532	3968	cmd.exe	86
PID 3968 wrote to memory of 4532	3968	cmd.exe	86
PID 4532 wrote to memory of 980	4532	MSBuild.exe	89
PID 4532 wrote to memory of 980	4532	MSBuild.exe	89
PID 4532 wrote to memory of 980	4532	MSBuild.exe	89
PID 980 wrote to memory of 464	980	cmd.exe	91
PID 980 wrote to memory of 464	980	cmd.exe	91
PID 980 wrote to memory of 464	980	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\CITACION DEMANDA\04 CITACION DEMANDA.exe
"C:\Users\Admin\AppData\Local\Temp\CITACION DEMANDA\04 CITACION DEMANDA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3968
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4532
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF20C.tmp.bat""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:980
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8fb2e900

Filesize
776KB

MD5
9dc62be569ee54e27be46662d2b39722

SHA1
5b46f561d2f2e815d67a0d1daf3819cee86f24cd

SHA256
1128dc9a0faba9b666ce5fd945bcb5aa74aad122ad22e10ebc2899ef58bf75c5

SHA512
62150747d6a778508af83340f8209cfe2972beca7ddef636c8b7b4547ff2f830420942e3a9397f1aeea56d82f3f0c93d933c486388069fa262470c56b245bde7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF20C.tmp.bat

Filesize
171B

MD5
e574e6b66c7deb64f07362e7ecdb6b35

SHA1
702ffa1b346071142792f5ab121fa81a354471bd

SHA256
868df83104a7ca3679e7e70cd76fb4a12ca8a0de64ff438e1f8c710a7cce7500

SHA512
26dbdabd99a8a5d79d1b5c90ba467897caf154712fb4ba69e6d1c4e2a3988ec263612150680314f5dcfbeaa171f4a54554475edc53f4bd4bafcd61e0eb1e22f5

Download Submit
memory/632-0-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/632-1-0x00007FF9E8C70000-0x00007FF9E8E65000-memory.dmp

Filesize
2.0MB

Download
memory/632-7-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/632-8-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-12-0x00007FF9E8C70000-0x00007FF9E8E65000-memory.dmp

Filesize
2.0MB

Download
memory/3968-14-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-16-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-18-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-19-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-22-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/3968-10-0x0000000074730000-0x00000000748AB000-memory.dmp

Filesize
1.5MB

Download
memory/4532-26-0x0000000072410000-0x0000000072BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4532-32-0x00000000057C0000-0x0000000005826000-memory.dmp

Filesize
408KB

Download
memory/4532-27-0x00000000050C0000-0x00000000050D0000-memory.dmp

Filesize
64KB

Download
memory/4532-28-0x0000000005880000-0x0000000005E24000-memory.dmp

Filesize
5.6MB

Download
memory/4532-29-0x0000000005470000-0x0000000005502000-memory.dmp

Filesize
584KB

Download
memory/4532-30-0x0000000005420000-0x000000000542A000-memory.dmp

Filesize
40KB

Download
memory/4532-31-0x00000000060A0000-0x000000000613C000-memory.dmp

Filesize
624KB

Download
memory/4532-25-0x0000000000B70000-0x0000000000B86000-memory.dmp

Filesize
88KB

Download
memory/4532-33-0x0000000006570000-0x0000000006672000-memory.dmp

Filesize
1.0MB

Download
memory/4532-34-0x0000000072410000-0x0000000072BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4532-35-0x00000000050C0000-0x00000000050D0000-memory.dmp

Filesize
64KB

Download
memory/4532-36-0x0000000006E00000-0x0000000006E76000-memory.dmp

Filesize
472KB

Download
memory/4532-37-0x0000000006D80000-0x0000000006DA6000-memory.dmp

Filesize
152KB

Download
memory/4532-38-0x0000000006DE0000-0x0000000006DFE000-memory.dmp

Filesize
120KB

Download
memory/4532-42-0x0000000072410000-0x0000000072BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4532-21-0x0000000072BC0000-0x0000000073E14000-memory.dmp

Filesize
18.3MB

Download