e539bda619e24bb25719a6d5cf637643965d2561cd35ce24543d6a2f61963cf8

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08-03-2024 13:38

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General

Target

bb66a2b312b016cf0fa6cc05043f87ba.exe
Size

376KB
MD5

bb66a2b312b016cf0fa6cc05043f87ba
SHA1

0921f77b7bde2a380056d0a279c87dcc66c047a7
SHA256

e539bda619e24bb25719a6d5cf637643965d2561cd35ce24543d6a2f61963cf8
SHA512

21099c4190e790c09eb4b83d4070a7699395b7ff7f8743bf27ea5a6dbe38eb40a4d7fa76e8b5f1f3878c75666d7fca95d80bc25e848e1b23482692efee8d83eb
SSDEEP

6144:gIaXScb1S4GlA9jmHv/VCSY3hw9lMbk6u1QMS0y+lqiHTonWryFDYRF:T46A9jmP/uhu/yMS08CkntxYRF

Score

7^/10

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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	mspaint.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3556	mspaint.exe
3556	mspaint.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3984	bb66a2b312b016cf0fa6cc05043f87ba.exe
3984	bb66a2b312b016cf0fa6cc05043f87ba.exe
3984	bb66a2b312b016cf0fa6cc05043f87ba.exe
3556	mspaint.exe
3556	mspaint.exe
3556	mspaint.exe
3556	mspaint.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 1296	3984	bb66a2b312b016cf0fa6cc05043f87ba.exe	85
PID 3984 wrote to memory of 1296	3984	bb66a2b312b016cf0fa6cc05043f87ba.exe	85
PID 3984 wrote to memory of 1296	3984	bb66a2b312b016cf0fa6cc05043f87ba.exe	85
PID 1296 wrote to memory of 3556	1296	cmd.exe	87
PID 1296 wrote to memory of 3556	1296	cmd.exe	87
PID 1296 wrote to memory of 3556	1296	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\bb66a2b312b016cf0fa6cc05043f87ba.exe
"C:\Users\Admin\AppData\Local\Temp\bb66a2b312b016cf0fa6cc05043f87ba.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1296
- - C:\Windows\SysWOW64\mspaint.exe
    "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp"
    3⤵
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:3556

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:444

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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