asyncrat | 23945d9be12e6b34aae896ef68d098f922b1f972e3d85f499d322192187fd6d2

Analysis

max time kernel
16s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
12/03/2025, 20:56

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General

Target

2d928d57b8ff1b3414001e22475a45fd.exe
Size

65KB
MD5

2d928d57b8ff1b3414001e22475a45fd
SHA1

b1ea8a4f0c33a171a1febadb6eaae73994ac40c6
SHA256

23945d9be12e6b34aae896ef68d098f922b1f972e3d85f499d322192187fd6d2
SHA512

740270e15358f340c1f906451d19477cfa6f5a65410c53e2838f9ea58df0d0a0ee54f7c708970aa6eebdaafc06042e7889d97eb886bc36cb5935bc118ce7b9b4
SSDEEP

1536:E2oSDFekWFGc0rOkZr0LP+OCgwPsE8HU6aKwUVQ0ywjbdJ2Ycs+RDZNpl6I2re3B:E2oSZeklsE8HU6aKXVQ0dbdJN+lz6o3x

Score

10^/10

asyncrat 1 discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

Xchallenger | 3Losh

Botnet

207.231.111.146:7707

207.231.111.146:8808

207.231.111.146:0077

207.231.111.146:0007

207.231.111.146:6666

207.231.111.146:7777

207.231.111.146:1996

207.231.111.146:2106

Mutex

AsyncMutex_43520e43afs

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	2d928d57b8ff1b3414001e22475a45fd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2580	2d928d57b8ff1b3414001e22475a45fd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2580	2d928d57b8ff1b3414001e22475a45fd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2580	2d928d57b8ff1b3414001e22475a45fd.exe

C:\Users\Admin\AppData\Local\Temp\2d928d57b8ff1b3414001e22475a45fd.exe
"C:\Users\Admin\AppData\Local\Temp\2d928d57b8ff1b3414001e22475a45fd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2580

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
71KB

MD5
83142242e97b8953c386f988aa694e4a

SHA1
833ed12fc15b356136dcdd27c61a50f59c5c7d50

SHA256
d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

SHA512
bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar24B7.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

Download Submit
memory/2580-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2580-1-0x0000000000C30000-0x0000000000C46000-memory.dmp

Filesize
88KB

Download
memory/2580-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2580-20-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2580-41-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download