c5741701b3866459dd1ffa2477cfd8776713612912693a5897f78aac795d23e9

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28-07-2024 16:38

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07-07-2024 14:07

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13-09-2022 17:54

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Analysis

max time kernel
137s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
28-07-2024 16:38

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General

Target

RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Size

114KB
MD5

b33e8ce6a7035bee5c5472d5b870b68a
SHA1

783d08fe374f287a4e0412ed8b7f5446c6e65687
SHA256

2b5a3934d3e81fee4654bb1a7288c81af158a6d48a666cf8e379b0492551188f
SHA512

78c36e1f8ba968d55e8b469fba9623bd20f9d7216b4f5983388c32be564484caab228935f96fd8bff82bc8bb8732f7beb9ccede50385b6b6ba7e23b5cc60679f
SSDEEP

3072:Rf1BDZ0kVB67Duw9AMcUTeQnbZ7pgHzL8O1oc8rEUvZfqv8dOWVIc:R9X0GGZpYzL8VcFUvZyUdb

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

MAKOP_27_10_2020_115KB.exe

pid process

3728 MAKOP_27_10_2020_115KB.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4040 3728 WerFault.exe MAKOP_27_10_2020_115KB.exe
System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

MAKOP_27_10_2020_115KB.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MAKOP_27_10_2020_115KB.exe

pid	process
3728	MAKOP_27_10_2020_115KB.exe

pid	pid_target	process	target process
4040	3728	WerFault.exe	MAKOP_27_10_2020_115KB.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MAKOP_27_10_2020_115KB.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

MAKOP_27_10_2020_115KB.exe

description	pid	process	target process
PID 3728 wrote to memory of 756	3728	MAKOP_27_10_2020_115KB.exe	MAKOP_27_10_2020_115KB.exe
PID 3728 wrote to memory of 756	3728	MAKOP_27_10_2020_115KB.exe	MAKOP_27_10_2020_115KB.exe
PID 3728 wrote to memory of 756	3728	MAKOP_27_10_2020_115KB.exe	MAKOP_27_10_2020_115KB.exe

C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\MAKOP_27_10_2020_115KB.exe
"C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\MAKOP_27_10_2020_115KB.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3728
- C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\MAKOP_27_10_2020_115KB.exe
  "C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\MAKOP_27_10_2020_115KB.exe"
  2⤵
  PID:756
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 948
  2⤵
  - Program crash
  PID:4040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3728 -ip 3728
1⤵
PID:4032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsa9F9C.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

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