asyncrat | dc029852297b7372d42fff07175df39eca11eb9947c885cd670c51969f738d82

Analysis

max time kernel
120s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 10:10

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General

Target

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe
Size

66KB
MD5

82939ee2605a46e68018d5b075ef8e7a
SHA1

6579b9eb62650df681b9ddc870d1012d23b85b09
SHA256

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3
SHA512

2eb55b7c6a92bae97c2399fc446ad0556e885290f9968d5405187d8c1bd6137db31c30cbfda8360206cb92246d0a50bd35f7585a2cd6d50a526ea40b335055d5
SSDEEP

1536:v2UukvF1tkk/hEYRo2NQphePvUgcKu5UYF5KzUWudRj5sjsjObUu/+tfPQNnr/rR:v2JkvF1tkXKu5UYF5KzhuDj5sjIObUlE

Score

10^/10

asyncrat default discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

| Edit 3LOSH RAT

Botnet

Default

mikedonohue.kozow.com:30305

Mutex

AsyncMutex_6SI8OkPnk

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

Processes:

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

pid	Process
3040	fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

description	pid	Process
Token: SeDebugPrivilege	3040	fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

pid	Process
3040	fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe

C:\Users\Admin\AppData\Local\Temp\fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe
"C:\Users\Admin\AppData\Local\Temp\fb11be4f9b79350a9b1e70ef3e835d0c066f15ea84424bc639e0fc70227d05a3.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3040

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\CabAFC1.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/3040-0-0x000000007472E000-0x000000007472F000-memory.dmp

Filesize
4KB

Download
memory/3040-1-0x0000000000150000-0x0000000000166000-memory.dmp

Filesize
88KB

Download
memory/3040-2-0x0000000074720000-0x0000000074E0E000-memory.dmp

Filesize
6.9MB

Download
memory/3040-19-0x000000007472E000-0x000000007472F000-memory.dmp

Filesize
4KB

Download
memory/3040-20-0x0000000074720000-0x0000000074E0E000-memory.dmp

Filesize
6.9MB

Download