335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8f

Analysis

max time kernel
120s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2024, 13:25

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General

Target

335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe
Size

3.4MB
MD5

7519fab11e73a51ddd403bfc9008cff0
SHA1

b1b07a33d54859aaa1e2e6dbc22519051e07e6a9
SHA256

335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8f
SHA512

81bcc890db76771c0a685787da2660fe5f3117bb965c6ad6b3b6d651bcc22b12a9d415efadc918591eee1c3a59905e5479e7e785d94c35890f84122c01df7f1f
SSDEEP

98304:p8Fl84qUQhj3J2CBCoX05otUScs8QKkc7LkCvL:aS4q5jZ2K1WSHCvL

Score

8^/10

discovery evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4920	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe

Executes dropped EXE 1 IoCs

pid	Process
4524	Server.exe

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 3 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 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

System Location Discovery: System Language Discovery 1 TTPs 3 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	335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe
4524	Server.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4524	Server.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

description	pid	Process
Token: SeDebugPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe
Token: 33	4524	Server.exe
Token: SeIncBasePriorityPrivilege	4524	Server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 4524	1644	335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe	86
PID 1644 wrote to memory of 4524	1644	335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe	86
PID 1644 wrote to memory of 4524	1644	335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe	86
PID 4524 wrote to memory of 4920	4524	Server.exe	95
PID 4524 wrote to memory of 4920	4524	Server.exe	95
PID 4524 wrote to memory of 4920	4524	Server.exe	95

C:\Users\Admin\AppData\Local\Temp\335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe
"C:\Users\Admin\AppData\Local\Temp\335031654ecc1799c90f681ca309b9377d6be0a5561d457cc99ed73e839fbf8fN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  "C:\Users\Admin\AppData\Local\Temp\Server.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4524
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:4920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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\Temp\Server.exe

Filesize
37KB

MD5
8e9b90e4ab289645ddccd5247deee261

SHA1
683d9e6b051f3d71e98e3c5f46c4486c68655689

SHA256
17950308df05494a2ba5ff523b839a6d9a30793647bff3a63b606ef7ca33bf8d

SHA512
58cff5b191e09b2dbc0e23747089d51ea994d206614fae44a331e7cf97aaaddfc7dc16aa9d802c08803a719ef6b62b47b9409147b1f18d0e3e7874d90fdc4dae

Download Submit
memory/1644-0-0x0000000074FA2000-0x0000000074FA3000-memory.dmp

Filesize
4KB

Download
memory/1644-1-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/1644-2-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/1644-13-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-14-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-15-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-12-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-16-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-17-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4524-18-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download