asyncrat | c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d

Analysis

max time kernel
118s
max time network
146s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
14-12-2024 13:24

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General

Target

c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d.exe
Size

47KB
MD5

da0c2ab9e92a4d36b177ae380e91feda
SHA1

44fb185950925ca2fcb469fbedaceee0a451cbca
SHA256

c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d
SHA512

0fc9a2f7cd1924578ed0840205162c19bcc67ad602321461d74d817344436f778d6fe54cc91f795cbed6decd65dc4d8bbc17ef969af7dd5feafec9bd7fcc1e7e
SSDEEP

768:ku/dRTUo0HQbWUnmjSmo2qMOdvbvAaQ9+EUMpPPI4/AWXXz0bjx+IBE8IIC6sGBo:ku/dRTUPE2ovbVWSQAWXX4bjgF8AIdgx

Score

10^/10

asyncrat default discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

82.64.156.123:80

Mutex

9mzImB3NUR0Q

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
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

System Location Discovery: System Language Discovery 1 TTPs 1 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	c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1380	c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d.exe

C:\Users\Admin\AppData\Local\Temp\c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d.exe
"C:\Users\Admin\AppData\Local\Temp\c84a91d4261563b4171103a1d72a3f86f48ec2eaca6e43d7f217bdcbc877124d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabC46A.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE381.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1380-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/1380-1-0x0000000000C10000-0x0000000000C22000-memory.dmp

Filesize
72KB

Download
memory/1380-2-0x0000000074A30000-0x000000007511E000-memory.dmp

Filesize
6.9MB

Download
memory/1380-19-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/1380-20-0x00000000060F0000-0x000000000618C000-memory.dmp

Filesize
624KB

Download
memory/1380-39-0x0000000002160000-0x00000000021A0000-memory.dmp

Filesize
256KB

Download
memory/1380-40-0x00000000006F0000-0x00000000006FA000-memory.dmp

Filesize
40KB

Download
memory/1380-41-0x0000000074A30000-0x000000007511E000-memory.dmp

Filesize
6.9MB

Download