asyncrat | 76a429a6968d22df6339119f21f83ad0337ad9d60be818b328dbdc8cacfbcaeb

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 22:25

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General

Target

Dehasher.exe
Size

1.1MB
MD5

be43176a494e84f0beb04cdd86efd67d
SHA1

09e738c02dfe2e8664d7072ee2d9df3fea7e2079
SHA256

76a429a6968d22df6339119f21f83ad0337ad9d60be818b328dbdc8cacfbcaeb
SHA512

8a8c01bb1c4aa8db4346d693c2650862f8965b897ffbabc19e04a091964b20b093e27be5fd19d7e37eb81816275b2e8da40d289c3fa3485f047d9e527a00ce11
SSDEEP

24576:OCUG////SMrrr8SSCrirMSpSc9CLtrDrHO37kw8m657w6ZBLmkitKqBCjC0PDgMW:OCUd37bVV1BCjB

Score

10^/10

asyncrat neshta stormkitty default discovery persistence privilege_escalation rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Botnet

Default

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot7044437613:AAEXeS1SKGTrEjQ8F-7vSegWo8OLABeJY5k/sendMessage?chat_id=6052812018

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

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral1/files/0x00080000000120fb-2.dat	family_neshta
behavioral1/memory/2612-178-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2612-180-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/files/0x0007000000016d5a-186.dat	family_neshta
behavioral1/memory/1700-194-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 3 IoCs

resource	yara_rule
behavioral1/files/0x00080000000120fb-2.dat	family_stormkitty
behavioral1/files/0x0007000000016d49-23.dat	family_stormkitty
behavioral1/memory/2720-29-0x0000000000180000-0x00000000001B2000-memory.dmp	family_stormkitty

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x0007000000016d49-23.dat	family_asyncrat

Executes dropped EXE 4 IoCs

pid	Process
2612	LET.EXE
2668	VIPERDEHASHER.EXE
2720	LET.EXE
1700	svchost.com

Loads dropped DLL 5 IoCs

pid	Process
1956	Dehasher.exe
1956	Dehasher.exe
1956	Dehasher.exe
2612	LET.EXE
2612	LET.EXE

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	LET.EXE

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

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	LET.EXE
File created	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	LET.EXE
File created	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	LET.EXE
File created	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	LET.EXE
File opened for modification	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	LET.EXE
File opened for modification	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	LET.EXE
File created	C:\Users\Admin\AppData\Local\ea158774d24159f20af8e1665dd95e19\Admin@NNYJZAHP_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	LET.EXE

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	icanhazip.com

Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	LET.EXE
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	LET.EXE
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	LET.EXE
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	LET.EXE
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	LET.EXE
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	LET.EXE
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	LET.EXE
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	LET.EXE
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	LET.EXE
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	LET.EXE
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	LET.EXE
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	LET.EXE

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	LET.EXE
File opened for modification	C:\Windows\directx.sys	svchost.com
File opened for modification	C:\Windows\svchost.com	svchost.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 13 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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dehasher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VIPERDEHASHER.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LET.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LET.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
1792	cmd.exe
628	netsh.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	LET.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	LET.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	LET.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
2660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE
2720	LET.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	LET.EXE
Token: SeDebugPrivilege	2720	LET.EXE

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2612	1956	Dehasher.exe	30
PID 1956 wrote to memory of 2612	1956	Dehasher.exe	30
PID 1956 wrote to memory of 2612	1956	Dehasher.exe	30
PID 1956 wrote to memory of 2612	1956	Dehasher.exe	30
PID 1956 wrote to memory of 2668	1956	Dehasher.exe	31
PID 1956 wrote to memory of 2668	1956	Dehasher.exe	31
PID 1956 wrote to memory of 2668	1956	Dehasher.exe	31
PID 1956 wrote to memory of 2668	1956	Dehasher.exe	31
PID 2612 wrote to memory of 2720	2612	LET.EXE	32
PID 2612 wrote to memory of 2720	2612	LET.EXE	32
PID 2612 wrote to memory of 2720	2612	LET.EXE	32
PID 2612 wrote to memory of 2720	2612	LET.EXE	32
PID 2720 wrote to memory of 1792	2720	LET.EXE	34
PID 2720 wrote to memory of 1792	2720	LET.EXE	34
PID 2720 wrote to memory of 1792	2720	LET.EXE	34
PID 2720 wrote to memory of 1792	2720	LET.EXE	34
PID 1792 wrote to memory of 1088	1792	cmd.exe	36
PID 1792 wrote to memory of 1088	1792	cmd.exe	36
PID 1792 wrote to memory of 1088	1792	cmd.exe	36
PID 1792 wrote to memory of 1088	1792	cmd.exe	36
PID 1792 wrote to memory of 628	1792	cmd.exe	37
PID 1792 wrote to memory of 628	1792	cmd.exe	37
PID 1792 wrote to memory of 628	1792	cmd.exe	37
PID 1792 wrote to memory of 628	1792	cmd.exe	37
PID 1792 wrote to memory of 2492	1792	cmd.exe	38
PID 1792 wrote to memory of 2492	1792	cmd.exe	38
PID 1792 wrote to memory of 2492	1792	cmd.exe	38
PID 1792 wrote to memory of 2492	1792	cmd.exe	38
PID 2720 wrote to memory of 3016	2720	LET.EXE	39
PID 2720 wrote to memory of 3016	2720	LET.EXE	39
PID 2720 wrote to memory of 3016	2720	LET.EXE	39
PID 2720 wrote to memory of 3016	2720	LET.EXE	39
PID 3016 wrote to memory of 2040	3016	cmd.exe	41
PID 3016 wrote to memory of 2040	3016	cmd.exe	41
PID 3016 wrote to memory of 2040	3016	cmd.exe	41
PID 3016 wrote to memory of 2040	3016	cmd.exe	41
PID 3016 wrote to memory of 2332	3016	cmd.exe	42
PID 3016 wrote to memory of 2332	3016	cmd.exe	42
PID 3016 wrote to memory of 2332	3016	cmd.exe	42
PID 3016 wrote to memory of 2332	3016	cmd.exe	42
PID 2720 wrote to memory of 1700	2720	LET.EXE	43
PID 2720 wrote to memory of 1700	2720	LET.EXE	43
PID 2720 wrote to memory of 1700	2720	LET.EXE	43
PID 2720 wrote to memory of 1700	2720	LET.EXE	43
PID 1700 wrote to memory of 2660	1700	svchost.com	44
PID 1700 wrote to memory of 2660	1700	svchost.com	44
PID 1700 wrote to memory of 2660	1700	svchost.com	44
PID 1700 wrote to memory of 2660	1700	svchost.com	44

C:\Users\Admin\AppData\Local\Temp\Dehasher.exe
"C:\Users\Admin\AppData\Local\Temp\Dehasher.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Users\Admin\AppData\Local\Temp\LET.EXE
  "C:\Users\Admin\AppData\Local\Temp\LET.EXE"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Modifies system executable filetype association
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Users\Admin\AppData\Local\Temp\3582-490\LET.EXE
    "C:\Users\Admin\AppData\Local\Temp\3582-490\LET.EXE"
    3⤵
    - Executes dropped EXE
    - Drops desktop.ini file(s)
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2720
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Wi-Fi Discovery
      Suspicious use of WriteProcessMemory
      PID:1792
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1088
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh wlan show profile
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Wi-Fi Discovery
        
        PID:628
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr All
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2492
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3016
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2040
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh wlan show networks mode=bssid
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:2332
  - - C:\Windows\svchost.com
      "C:\Windows\svchost.com" "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Admin\AppData\Local\Temp\3582-490\LET.EXE"
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1700
    - - C:\Windows\SysWOW64\schtasks.exe
        
        C:\Windows\System32\schtasks.exe /create /f /sc ONLOGON /RL HIGHEST /tn Chrome Update /tr C:\Users\Admin\AppData\Local\Temp\3582-490\LET.EXE
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2660
- C:\Users\Admin\AppData\Local\Temp\VIPERDEHASHER.EXE
  "C:\Users\Admin\AppData\Local\Temp\VIPERDEHASHER.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Wi-Fi Discovery

T1016.002

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\3c40e6ca581f3e4961b899f6f6971c60\msgid.dat

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\LET.EXE

Filesize
175KB

MD5
c7235b3be7873e0743aba6235cd3d677

SHA1
2481321813caff4ded19135c86301f899fb19f66

SHA256
4902c56dfa5b513df7c00f8fe5df90dcc46a03f194dca424ebbf6f03e7904486

SHA512
7310beb111ca489fd6348d40cea921d8854d99858cb2b9dc7d8211009a8c958374832f585f2cb25962e7ed3a453ca11102b7fb47be0eff8d2a7bc2b564928860

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5023.tmp

Filesize
8B

MD5
95513cfed79e9ace3e6fa322d940edaa

SHA1
e2beafef0dd7d3c3190e17d4a4402d0c3811b3ca

SHA256
66840cc056c60d82ab4955fe2ba32fa85c724aea8dd6d56f1b7974bfeaded159

SHA512
b0d9de6ae19339184a527015167df56731863c8ba2563d90ef257a49bc1cc54bd968bbfbe4b5e8367aa798d7d55318ad05a9e6cc4b35bae4e16941600c930b29

Download Submit
C:\Windows\svchost.com

Filesize
40KB

MD5
36fd5e09c417c767a952b4609d73a54b

SHA1
299399c5a2403080a5bf67fb46faec210025b36d

SHA256
980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2

SHA512
1813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\LET.EXE

Filesize
216KB

MD5
cb66ae727ba5ed3a3c1b1fc60dadb152

SHA1
6def0bea71e985e041c5796b959814b36d75e551

SHA256
51c82632119b14af345b42ec4bce4c780d81502b8ec67b63b631c6830fb845d6

SHA512
84b9219eac6fc235f74a063cad74625350132b4481c5653fa47ba8dbb0319798a5c1d5aa07701e4b542bd7fc8330dcfc3ce4037baa4af86a0bbea1d6e9b2c901

Download Submit
\Users\Admin\AppData\Local\Temp\VIPERDEHASHER.EXE

Filesize
892KB

MD5
5a6ac9ed6969b3be67d1d45813ee0662

SHA1
2b7a10d8f9c062905b2aff6c6d3a31a85c4f74fb

SHA256
93f31fdee5f1701424d12d3445d2c8afdf8073f79ebccf0c61e173b9b20b90a9

SHA512
37380b1c355dff936b46177d5315d82e74ede89fc986b12771be9300a0a041142de8cdb32e582e72c92c287b55b07a02be46172ba47a7be97a65879daf04a883

Download Submit
memory/1700-194-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2612-178-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2612-180-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2668-30-0x0000000000F40000-0x0000000001024000-memory.dmp

Filesize
912KB

Download
memory/2720-29-0x0000000000180000-0x00000000001B2000-memory.dmp

Filesize
200KB

Download