b556dcac41dc01f7310936fbd57d202eaecd00ff580398957b7125fd404728ae

Resubmissions

28/04/2024, 19:57

240428-ypq4cafg35 8

28/04/2024, 19:57

240428-yn71gaff99 8

Analysis

max time kernel
12s
max time network
21s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28/04/2024, 19:57

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General

Target

Procmon.exe
Size

5.0MB
MD5

2804ca9fc56e6c600418e1616ab2335d
SHA1

ae4065ebf9b038be275efbff56793d1f4e77b79c
SHA256

cfac057c0c811caa0ffa8581b7e7e7a2b1c6f3ce8a2ec1d05151a0a2b7dd173e
SHA512

23b68a92c15c670ac627937c769d2a6ce0b8a17dc02f9bbc2a42df3aebb8314968c04864928ebf87df8dd37408e5d71ccab594e0212048badd11a671c29de329
SSDEEP

98304:JLHG9k71Z7cxhVaSR+i5y1xn7j55y1NwHBdzYu8Y/IqRfNocBjsP70wAdlHBdzYB:JL+A1FjntHBjXeDAdlHBj

Score

8^/10

persistence

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\Drivers\PROCMON24.SYS	Procmon64.exe
File created	C:\Windows\system32\Drivers\PROCMON24.SYS	Procmon64.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\PROCMON24\ImagePath = "\\??\\C:\\Windows\\system32\\Drivers\\PROCMON24.SYS"	Procmon64.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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	Procmon.exe

Executes dropped EXE 1 IoCs

pid	Process
1260	Procmon64.exe

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

System Information Discovery
T1082

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\shell\open	Procmon64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Procmon.exe
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\.PML	Procmon64.exe
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1	Procmon64.exe
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\shell\open\command	Procmon64.exe
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\shell	Procmon64.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\.PML\ = "ProcMon.Logfile.1"	Procmon64.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\ = "ProcMon Log File"	Procmon64.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Procmon.exe\" /OpenLog \"%1\""	Procmon64.exe
Key created	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\DefaultIcon	Procmon64.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\ProcMon.Logfile.1\DefaultIcon\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Procmon.exe\",0"	Procmon64.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1260	Procmon64.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1260	Procmon64.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1260	Procmon64.exe
Token: SeLoadDriverPrivilege	1260	Procmon64.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1260	Procmon64.exe
1260	Procmon64.exe
1260	Procmon64.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 1260	4616	Procmon.exe	87
PID 4616 wrote to memory of 1260	4616	Procmon.exe	87

C:\Users\Admin\AppData\Local\Temp\Procmon.exe
"C:\Users\Admin\AppData\Local\Temp\Procmon.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Users\Admin\AppData\Local\Temp\Procmon64.exe
  "C:\Users\Admin\AppData\Local\Temp\Procmon64.exe" /originalpath "C:\Users\Admin\AppData\Local\Temp\Procmon.exe"
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Procmon64.exe

Filesize
2.6MB

MD5
6b3a6712990ed09dd166c281ec7bee30

SHA1
8a85f03252d045009ce0b90adaac537e17f89167

SHA256
a1b8c40f6da56961081dfee34a252fc667d22c7a22f30269d51f3f409111e787

SHA512
d1baa1f83ab6fc37d939d8db74ba825507e53dc9fc0fa07c5957fccdabc05cc50f66e0db85b54478805e5aef9e1a8f14b262a4b68f43c8a8b62a089dc7be6a44

Download Submit
memory/1260-58-0x00007FFEC9E80000-0x00007FFEC9E90000-memory.dmp

Filesize
64KB

Download
memory/1260-59-0x00007FFEC9E80000-0x00007FFEC9E90000-memory.dmp

Filesize
64KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads