f2d7f0dc2319cc63b4230a394968538002752093b302157d640282c1e4ba98d4

Analysis

max time kernel
103s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 02:50

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General

Target

9b0304af83043446b7b44be3405ec340N.exe
Size

344KB
MD5

9b0304af83043446b7b44be3405ec340
SHA1

e163bcfd03dab1aaecb0b687cc6b3e1ce6921079
SHA256

f2d7f0dc2319cc63b4230a394968538002752093b302157d640282c1e4ba98d4
SHA512

1cd9226dfc0765645e804d7ccf5ed9495e5cd209008b7b94cd24529556f7f9f165ce66ae371ebc4eda996bddcfc1c34d616b60b3bfbff48aed598364d1cfccd2
SSDEEP

6144:JTz+WrPFZvTXb4RyW42vFlOloh2E+7pYUozDBRm1+gmN:JTBPFV0RyWl3h2E+7pYm0

Score

7^/10

discovery

Malware Config

Signatures

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	9b0304af83043446b7b44be3405ec340N.exe

Executes dropped EXE 2 IoCs

pid	Process
2184	lsassys.exe
3952	lsassys.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	lsassys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b0304af83043446b7b44be3405ec340N.exe

Modifies registry class 30 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\ = "halnt"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\Content-Type = "application/x-msdownload"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\runas\command\ = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\open\command	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\open\command\IsolatedCommand = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\ = "Application"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\open	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\runas\command\ = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\open\command\IsolatedCommand = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\runas\command	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\Content-Type = "application/x-msdownload"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\runas\command\IsolatedCommand = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\open\command	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\runas\command	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\DefaultIcon\ = "%1"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\XMMC\\lsassys.exe\" /START \"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell\runas	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\open	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\runas	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\shell	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\DefaultIcon\ = "%1"	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\halnt\DefaultIcon	9b0304af83043446b7b44be3405ec340N.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\DefaultIcon	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\XMMC\\lsassys.exe\" /START \"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\.exe\shell\runas\command\IsolatedCommand = "\"%1\" %*"	9b0304af83043446b7b44be3405ec340N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2184	lsassys.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 2184	4632	9b0304af83043446b7b44be3405ec340N.exe	86
PID 4632 wrote to memory of 2184	4632	9b0304af83043446b7b44be3405ec340N.exe	86
PID 4632 wrote to memory of 2184	4632	9b0304af83043446b7b44be3405ec340N.exe	86
PID 2184 wrote to memory of 3952	2184	lsassys.exe	87
PID 2184 wrote to memory of 3952	2184	lsassys.exe	87
PID 2184 wrote to memory of 3952	2184	lsassys.exe	87

C:\Users\Admin\AppData\Local\Temp\9b0304af83043446b7b44be3405ec340N.exe
"C:\Users\Admin\AppData\Local\Temp\9b0304af83043446b7b44be3405ec340N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4632
- C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\lsassys.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\lsassys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\lsassys.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\lsassys.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\lsassys.exe"
    3⤵
    - Executes dropped EXE
    PID:3952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Roaming\Microsoft\XMMC\lsassys.exe

Filesize
344KB

MD5
183a776c49a95ac7f67d8810df31d209

SHA1
402da424ac84575b27036c882b9ed644aca1e3b4

SHA256
3c34d9c8e1afbb6f929d5221758ef75668a05433a9f9969da923f00ad651be87

SHA512
a5a3e1ea7e5ced331b2be72b0fd05d431757d8736eefa01130e3383de5a6f3f7d117aafbb2c5068995aaaf997fb8b4576bc7b9e51b0e1419bf3227fe88214ef6

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