asyncrat | 7ddbec7fac00ec5624f45da5879ebfa97d95b21c7842cbaa1058daa46a47bd41

Analysis

max time kernel
136s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:16

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General

Target

c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe
Size

4.8MB
MD5

985cf8c243e489e9cf622a77eea80478
SHA1

764087f8032abcb375155328fb2eaf3aef1140a9
SHA256

c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc
SHA512

61db554590996297fde5cd74e1713a3f29bc8469c5b28cf94a2f64a81ed806004b8614a1bc048665446b264bd6090454806cd080769422d01138d2e44a87e9fd
SSDEEP

3072:fv2BuEK/hTTK3EW2pL81kunExjRn21W62b0T3t:fXU0W2pL8CunExjNET3

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Botnet

Default

127.0.0.1:14888

health-eddie.gl.at.ply.gg:14888

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral18/files/0x0007000000016918-12.dat	family_asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-814918696-1585701690-3140955116-1000\Control Panel\International\Geo\Nation	c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe

Executes dropped EXE 1 IoCs

pid	Process
4536	loader.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4536	loader.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 4536	3076	c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe	89
PID 3076 wrote to memory of 4536	3076	c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe	89

C:\Users\Admin\AppData\Local\Temp\c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe
"C:\Users\Admin\AppData\Local\Temp\c4b4c8152f8279bd2440201d33beb75aa3078ebc76c0622bb4778375afb08adc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3076
- C:\Users\Admin\AppData\Local\Temp\loader.exe
  "C:\Users\Admin\AppData\Local\Temp\loader.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:4536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\loader.exe

Filesize
63KB

MD5
4aa7d943848162a275ed466ca2898d7b

SHA1
65b3e3df57c4d335bf2b90258854cc8cfd2a9381

SHA256
45d059a5c9e81a2ccd5e7b40208f9daa28f097c6882ead7cea18ee0e5a9c51b9

SHA512
a952b7ef59a310227bf3f3399da9faf6969198f613b6ef09b6ea120e5f09427c7b39f9a1259194c38d116458274ca6aab27df8585dfa433560f617abdc6703de

Download Submit
memory/3076-0-0x00007FFEC48A3000-0x00007FFEC48A5000-memory.dmp

Filesize
8KB

Download
memory/3076-1-0x00000000002D0000-0x00000000002F8000-memory.dmp

Filesize
160KB

Download
memory/3076-13-0x00007FFEC48A0000-0x00007FFEC5361000-memory.dmp

Filesize
10.8MB

Download
memory/3076-18-0x00007FFEC48A0000-0x00007FFEC5361000-memory.dmp

Filesize
10.8MB

Download
memory/4536-14-0x0000000000820000-0x0000000000836000-memory.dmp

Filesize
88KB

Download
memory/4536-15-0x00007FFEC48A0000-0x00007FFEC5361000-memory.dmp

Filesize
10.8MB

Download
memory/4536-16-0x00007FFEC48A0000-0x00007FFEC5361000-memory.dmp

Filesize
10.8MB

Download
memory/4536-19-0x00007FFEC48A0000-0x00007FFEC5361000-memory.dmp

Filesize
10.8MB

Download