asyncrat | 5e1927efa5893ea03dedbcbfd93bd55e502e842ab8f0f868377838b9ae200ee5

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:08

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General

Target

QWEDFGHNM01LKJNB70.exe
Size

300.0MB
MD5

dc03290442587a0f396214227b2a95c3
SHA1

6c25ed2e5f38277405b11c162c6e347dd13f80b1
SHA256

3a0c56f5de394f437e20cd22718e1feb0a3d66aeb13fb60f4b5a61e04bfea2f6
SHA512

e5a62ef9d41b66e5f7e5ffd6861bcdbb7d34ee81ec40aa6c6801441e1e0460f3e262ecd270d7641aa332fa468e385da36c9ffeb54eab2cc7372a1bb9be5259eb
SSDEEP

3072:NtX+qpAgYWQAZWy6tQ3bNwymWIi7sGe8IsPsBAAAAAAAAAAAAAAAAAASY:OqpTQAZz6+Nwe8Ge8XC

Score

10^/10

asyncrat venom clients discovery rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT 5.0.5

Botnet

Venom Clients

g896696.duckdns.org:7343

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes

delay
1
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

Executes dropped EXE 2 IoCs

pid	Process
2424	poijh.exe
3060	poijh.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4844 set thread context of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 2424 set thread context of 5016	2424	poijh.exe	110
PID 3060 set thread context of 2140	3060	poijh.exe	117

System Location Discovery: System Language Discovery 1 TTPs 15 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QWEDFGHNM01LKJNB70.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	poijh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	poijh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
3860	schtasks.exe
2196	schtasks.exe
1296	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3868	vbc.exe
Token: SeDebugPrivilege	5016	vbc.exe
Token: SeDebugPrivilege	2140	vbc.exe

Suspicious use of WriteProcessMemory 51 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 2388	4844	QWEDFGHNM01LKJNB70.exe	99
PID 4844 wrote to memory of 2388	4844	QWEDFGHNM01LKJNB70.exe	99
PID 4844 wrote to memory of 2388	4844	QWEDFGHNM01LKJNB70.exe	99
PID 4844 wrote to memory of 2432	4844	QWEDFGHNM01LKJNB70.exe	101
PID 4844 wrote to memory of 2432	4844	QWEDFGHNM01LKJNB70.exe	101
PID 4844 wrote to memory of 2432	4844	QWEDFGHNM01LKJNB70.exe	101
PID 2388 wrote to memory of 3860	2388	cmd.exe	103
PID 2388 wrote to memory of 3860	2388	cmd.exe	103
PID 2388 wrote to memory of 3860	2388	cmd.exe	103
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 4844 wrote to memory of 3868	4844	QWEDFGHNM01LKJNB70.exe	104
PID 2424 wrote to memory of 1900	2424	poijh.exe	107
PID 2424 wrote to memory of 1900	2424	poijh.exe	107
PID 2424 wrote to memory of 1900	2424	poijh.exe	107
PID 2424 wrote to memory of 1444	2424	poijh.exe	108
PID 2424 wrote to memory of 1444	2424	poijh.exe	108
PID 2424 wrote to memory of 1444	2424	poijh.exe	108
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 2424 wrote to memory of 5016	2424	poijh.exe	110
PID 1900 wrote to memory of 2196	1900	cmd.exe	112
PID 1900 wrote to memory of 2196	1900	cmd.exe	112
PID 1900 wrote to memory of 2196	1900	cmd.exe	112
PID 3060 wrote to memory of 716	3060	poijh.exe	114
PID 3060 wrote to memory of 716	3060	poijh.exe	114
PID 3060 wrote to memory of 716	3060	poijh.exe	114
PID 3060 wrote to memory of 184	3060	poijh.exe	115
PID 3060 wrote to memory of 184	3060	poijh.exe	115
PID 3060 wrote to memory of 184	3060	poijh.exe	115
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 3060 wrote to memory of 2140	3060	poijh.exe	117
PID 716 wrote to memory of 1296	716	cmd.exe	119
PID 716 wrote to memory of 1296	716	cmd.exe	119
PID 716 wrote to memory of 1296	716	cmd.exe	119

C:\Users\Admin\AppData\Local\Temp\QWEDFGHNM01LKJNB70.exe
"C:\Users\Admin\AppData\Local\Temp\QWEDFGHNM01LKJNB70.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3860
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\QWEDFGHNM01LKJNB70.exe" "C:\Users\Admin\AppData\Roaming\poijh.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2432
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3868

C:\Users\Admin\AppData\Roaming\poijh.exe
C:\Users\Admin\AppData\Roaming\poijh.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1900
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2196
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Roaming\poijh.exe" "C:\Users\Admin\AppData\Roaming\poijh.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1444
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5016

C:\Users\Admin\AppData\Roaming\poijh.exe
C:\Users\Admin\AppData\Roaming\poijh.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:716
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\poijh.exe'" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1296
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Roaming\poijh.exe" "C:\Users\Admin\AppData\Roaming\poijh.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:184
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\poijh.exe.log

Filesize
520B

MD5
3ca2f9e6a94c24c455ac9431a0bf479b

SHA1
a90309eec691588990609f8f8ad9b935d6f38eb2

SHA256
e84d0c64750ec6333b67eb8aef737bb21cd86c6ef6e520c6537ede13505e125e

SHA512
ba66e42b384f0d865a21d9169169a0b2bd9c62ebee68acc63a191b1a67ca16f4534f955055fc84bbc4a9cd22cec11c3c22a15df7741d99b7dec456e5cabcb0b5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\vbc.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
memory/3868-11-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3868-14-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3868-13-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3868-5-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3868-12-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3868-10-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4844-3-0x0000000005CF0000-0x0000000006294000-memory.dmp

Filesize
5.6MB

Download
memory/4844-7-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4844-4-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4844-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/4844-2-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/4844-1-0x0000000000AB0000-0x0000000000AD8000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads