asyncrat | f2c4cd188a316d854f83b1310a637218de6fbe931d43215a18f55ecc7a0a4ea1

Analysis

max time kernel
120s
max time network
145s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23-07-2024 00:32

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General

Target

2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe
Size

5.7MB
MD5

3cc976262c6a13d87cbb4aa4c0c8d858
SHA1

4bd1d3dc98866aeecf2c5288b2327e4e099601f7
SHA256

f2c4cd188a316d854f83b1310a637218de6fbe931d43215a18f55ecc7a0a4ea1
SHA512

f0f49c992dedb0fc4fba50dfe9b1de1871a5c3a63912383611b174214c398fcdcc75dfe2bbb70147254d91ccf9b5012e1d81107f3c33e69400ed39ab8e188c3d
SSDEEP

98304:caF+f/g0GlqoYZGX+5dRl2cZI0V7zkJ+djJALokUebxVGqCaJq0mgYJga:XF+3g0IQHdPtjOLokUebxVGqQGYJl

Score

10^/10

asyncrat julio 18 persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

JULIO 18

rafaborre27.duckdns.org:5050

Mutex

windowsgsdafewrtsudifhrtdiwondhdg

Attributes

delay
10
install
false
install_file
windowsdefender
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat 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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\Nuuuio = "C:\\Users\\Admin\\Pictures\\NONOUTUNMMap\\FirefoxUp.exe"	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2068	csc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28
PID 2872 wrote to memory of 2068	2872	2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-23_3cc976262c6a13d87cbb4aa4c0c8d858_magniber.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabB0EA.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/2068-14-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-11-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2068-32-0x0000000074320000-0x0000000074A0E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-31-0x000000007432E000-0x000000007432F000-memory.dmp

Filesize
4KB

Download
memory/2068-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2068-5-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2068-13-0x000000007432E000-0x000000007432F000-memory.dmp

Filesize
4KB

Download
memory/2068-9-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2068-7-0x0000000000080000-0x0000000000092000-memory.dmp

Filesize
72KB

Download
memory/2872-12-0x0000000000400000-0x00000000009BC000-memory.dmp

Filesize
5.7MB

Download
memory/2872-3-0x0000000000400000-0x00000000009BC000-memory.dmp

Filesize
5.7MB

Download
memory/2872-1-0x0000000000412000-0x000000000042C000-memory.dmp

Filesize
104KB

Download
memory/2872-0-0x0000000000400000-0x00000000009BC000-memory.dmp

Filesize
5.7MB

Download
memory/2872-2-0x0000000000400000-0x00000000009BC000-memory.dmp

Filesize
5.7MB

Download
memory/2872-4-0x0000000000400000-0x00000000009BC000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads