asyncrat | 4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845

Reason

Machine shutdown

General

Target

4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe
Size

63KB
MD5

8470cea3da203f75dd4413293155f011
SHA1

a0f003d1abf66df010135c94f3568d153bbbea12
SHA256

4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845
SHA512

99132afedb6c1c43d4ab76ec59a73ec131b9b6b43965be608f9dc96c0d620a0c3021fbe3e698264f47f2143fc5fc5c0b47311681b9f42665c99fceda97169a05
SSDEEP

1536:PmImx6tX2kNff4sKu+UYFv0DQgb1APVmIcrPlTGBx:Pm9x6tmkN7Ku+UYFfgb16mIcd6x

Score

10^/10

asyncrat *** 19 nov ***discovery rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

*** 19 NOV ***

C2

19nov2024.duckdns.org:9003

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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	diskpart.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shutdown.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shutdown.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe
2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe
2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe
Token: SeShutdownPrivilege	1028	shutdown.exe
Token: SeRemoteShutdownPrivilege	1028	shutdown.exe
Token: SeShutdownPrivilege	2920	shutdown.exe
Token: SeRemoteShutdownPrivilege	2920	shutdown.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1860	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	32
PID 2124 wrote to memory of 1860	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	32
PID 2124 wrote to memory of 1860	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	32
PID 2124 wrote to memory of 1860	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	32
PID 1860 wrote to memory of 1668	1860	cmd.exe	34
PID 1860 wrote to memory of 1668	1860	cmd.exe	34
PID 1860 wrote to memory of 1668	1860	cmd.exe	34
PID 1860 wrote to memory of 1668	1860	cmd.exe	34
PID 2124 wrote to memory of 1652	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	37
PID 2124 wrote to memory of 1652	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	37
PID 2124 wrote to memory of 1652	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	37
PID 2124 wrote to memory of 1652	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	37
PID 1652 wrote to memory of 1028	1652	cmd.exe	39
PID 1652 wrote to memory of 1028	1652	cmd.exe	39
PID 1652 wrote to memory of 1028	1652	cmd.exe	39
PID 1652 wrote to memory of 1028	1652	cmd.exe	39
PID 2124 wrote to memory of 2492	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	41
PID 2124 wrote to memory of 2492	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	41
PID 2124 wrote to memory of 2492	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	41
PID 2124 wrote to memory of 2492	2124	4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe	41
PID 2492 wrote to memory of 2920	2492	cmd.exe	43
PID 2492 wrote to memory of 2920	2492	cmd.exe	43
PID 2492 wrote to memory of 2920	2492	cmd.exe	43
PID 2492 wrote to memory of 2920	2492	cmd.exe	43

C:\Users\Admin\AppData\Local\Temp\4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe
"C:\Users\Admin\AppData\Local\Temp\4b8474a72a587841c45aaa30d00b7f5335cb69d0fc748ceb8adb244932bdf845.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\ihtbzd.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1860
- - C:\Windows\SysWOW64\diskpart.exe
    diskpart disk 1
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1668
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\kndqwz.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1652
- - C:\Windows\SysWOW64\shutdown.exe
    shutdown -r -t 8
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1028
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\kksmvk.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\shutdown.exe
    shutdown -r -t 8
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2920

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:1672

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:2032

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1636

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CabD5B8.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7007.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\ihtbzd.bat

Filesize
23B

MD5
55356dbca07bafdf1047142bdb6723b2

SHA1
cdabcb68dae1d1ac7dab301a05d6d076d28ccb8c

SHA256
1913270e24d752035390649a518afe87943fa297107d742f2b4a4c443ca35285

SHA512
ba52c20120135634c80c39d63a41cceafcae6d53ef7de889492846f5200338038a93f7c9aeeaae85df1250776e3d7b51384661dbe584613cba69537ebe411473

Download Submit
C:\Users\Admin\AppData\Local\Temp\kndqwz.bat

Filesize
16B

MD5
c0f80d321aa72472fc0154cfd140005c

SHA1
6012d51e6035ef92e9f32179eae815459ee4ff5a

SHA256
76763b5fcc2a8c1ffdd1470aff31e19ebaa82592697a0dda4d92bdd2ecff1146

SHA512
2b7e54034f8e322ee9adaa317adea6a4d7062bf059dc3814f5ff990f43130ee09a178b8d402a4964c27dc1e19c97df0c42f4e9877bb9ad0357986822ad3075ab

Download Submit
memory/2124-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2124-1-0x00000000001E0000-0x00000000001F6000-memory.dmp

Filesize
88KB

Download
memory/2124-2-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/2124-19-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2124-20-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/2124-21-0x0000000001DB0000-0x0000000001DC0000-memory.dmp

Filesize
64KB

Download
memory/2124-105-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

Errors