asyncrat | e3f5323730fe6d6db5fbc506535479b537c3fb1464d75538b100f880f1718655

Analysis

max time kernel
28s
max time network
147s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 13:33

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General

Target

download.exe
Size

62KB
MD5

0c7e7380cfce01d3d14508af503b4a0a
SHA1

3a9251f074a7da0fbdd56f77d11966edb7993c93
SHA256

e3f5323730fe6d6db5fbc506535479b537c3fb1464d75538b100f880f1718655
SHA512

0b153d06bcfe26432f451f4707641773c2643935e4e8e28313cbc6899861f3f21243ff90923b695dc16f9141e1be3bb8fc62ce6725615dedb87db6299332866c
SSDEEP

1536:N2wJMnkjQTJQwBbKygiyffcjPUE8XU6arg5jp5bRAg6G6OMzG2r53RBx:N2wJMnklE8XU6a0hp5bRRS9drx

Score

10^/10

asyncrat xxxv3rhr9jn93vmoxv9 credential_access discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

Xchallenger | 3Losh

Botnet

XXXV3rhR9Jn93VMOXV9

anothonesevenfivesecsned.ddns.net:6666

Mutex

AsyncMutex_DIxGEiAXhu7ZniMr

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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads user/profile data of web browsers 2 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

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	download.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2152	download.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2152	download.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2152	download.exe

C:\Users\Admin\AppData\Local\Temp\download.exe
"C:\Users\Admin\AppData\Local\Temp\download.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2152

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\Cab5CD2.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB060.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2152-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

Filesize
4KB

Download
memory/2152-1-0x0000000000D60000-0x0000000000D76000-memory.dmp

Filesize
88KB

Download
memory/2152-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2152-19-0x00000000748EE000-0x00000000748EF000-memory.dmp

Filesize
4KB

Download
memory/2152-20-0x00000000056A0000-0x000000000570C000-memory.dmp

Filesize
432KB

Download
memory/2152-21-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2152-40-0x0000000000A60000-0x0000000000A6A000-memory.dmp

Filesize
40KB

Download