asyncrat | 61ea1e0cc88a7c1f5e26752f6ade2701ec8487a816a2cf2788482f480c7b8831

Analysis

max time kernel
119s
max time network
148s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 00:11

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General

Target

a3b822deae3813848f93cff1574bd5d4.exe
Size

66KB
MD5

a3b822deae3813848f93cff1574bd5d4
SHA1

9693180d30287003fc390088830421a919f8dc96
SHA256

61ea1e0cc88a7c1f5e26752f6ade2701ec8487a816a2cf2788482f480c7b8831
SHA512

1ce7d2b71f6f3b24088750e0e1607cb9006bdeb207315e8fa28fbc6686672d02cc80a96d881c7533989e78beb8d180682e95ac1867d1d87d021cba790414295c
SSDEEP

1536:t2w3dvk1EkwgcKu5UYFI9lVqb46tj6OsbDd8rfTGSx:t2Udvk1EkIKu5UYFIbVqb46tqunhx

Score

10^/10

asyncrat aaaaaaaaaaaaaaaaaa discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

| clay_root

Botnet

AAAAAAAAAAAAAAAAAA

85.239.237.148:1998

Mutex

AsyncMutex_63EADSGAS2FWAG2tSAGAWkPnk

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	a3b822deae3813848f93cff1574bd5d4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2804	a3b822deae3813848f93cff1574bd5d4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	a3b822deae3813848f93cff1574bd5d4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2804	a3b822deae3813848f93cff1574bd5d4.exe

C:\Users\Admin\AppData\Local\Temp\a3b822deae3813848f93cff1574bd5d4.exe
"C:\Users\Admin\AppData\Local\Temp\a3b822deae3813848f93cff1574bd5d4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2804

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab59C6.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/2804-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2804-1-0x0000000000160000-0x0000000000176000-memory.dmp

Filesize
88KB

Download
memory/2804-2-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-19-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

Filesize
4KB

Download
memory/2804-20-0x0000000074E80000-0x000000007556E000-memory.dmp

Filesize
6.9MB

Download