a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8

Analysis

max time kernel
137s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2022 20:46

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General

Target

a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
Size

3.5MB
MD5

35ad6e86940ee95a8d85d5bc6d984fb5
SHA1

3cedb32be74eb646daf5edc5308821bb2af479b8
SHA256

a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8
SHA512

4394816762dac5aa162f01f55f16318cb526e09c9e70d8145615616f1fb3abf441fd94c830d4a41168fe23776f36bc528bebd3f0420f08ffb90d81dfb9ba2e82
SSDEEP

98304:ILleNIGugY+HSsRHrmfsFKGeMbNENOi9/y/XMHeJ8YYCnmO8:WeNI8osTeFZ9/y/X7J8YYCB

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1948	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
File opened for modification	C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4280	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
4280	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
1948	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
1948	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
1948	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
1948	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 1948	4280	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe	80
PID 4280 wrote to memory of 1948	4280	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe	80
PID 4280 wrote to memory of 1948	4280	a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe	80

C:\Users\Admin\AppData\Local\Temp\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
"C:\Users\Admin\AppData\Local\Temp\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe
  "C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe

Filesize
3.5MB

MD5
35ad6e86940ee95a8d85d5bc6d984fb5

SHA1
3cedb32be74eb646daf5edc5308821bb2af479b8

SHA256
a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8

SHA512
4394816762dac5aa162f01f55f16318cb526e09c9e70d8145615616f1fb3abf441fd94c830d4a41168fe23776f36bc528bebd3f0420f08ffb90d81dfb9ba2e82

Download Submit
C:\Program Files (x86)\wmLogin\a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8.exe

Filesize
3.5MB

MD5
35ad6e86940ee95a8d85d5bc6d984fb5

SHA1
3cedb32be74eb646daf5edc5308821bb2af479b8

SHA256
a46751c6efe5422de5aacd562dbdf1589723dbeaf82795087f41c6aa5613c4f8

SHA512
4394816762dac5aa162f01f55f16318cb526e09c9e70d8145615616f1fb3abf441fd94c830d4a41168fe23776f36bc528bebd3f0420f08ffb90d81dfb9ba2e82

Download Submit
memory/1948-137-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/1948-138-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/4280-132-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/4280-136-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download