2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532

Analysis

max time kernel
151s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
19/10/2022, 17:02

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General

Target

2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe
Size

135KB
MD5

914fe69c8dffe5efb47b5b0219969443
SHA1

4a4484a982cca471734d273d1123c159c91525f9
SHA256

2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532
SHA512

e00cee5bc808a92d90289f81a4c6d81e6c08e64a0bd4c7b3180999560626f91e340af06f6249d54b3b6a372c0162b1b550378bc34bb4f60f93323b6633b6c59a
SSDEEP

3072:h3gGJhKmFX0k+Q0FeOXfe+fg2RR08VhZmZybuNbj/Qsi:hLJh5R01NhXfeD2RSYo2uNbj4s

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3052	regeditnt.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0006000000022e04-135.dat	upx
behavioral2/files/0x0006000000022e04-136.dat	upx
behavioral2/memory/3852-139-0x0000000000400000-0x000000000050A000-memory.dmp	upx
behavioral2/memory/3052-140-0x0000000000400000-0x000000000050A000-memory.dmp	upx
behavioral2/memory/3852-141-0x0000000000400000-0x000000000050A000-memory.dmp	upx
behavioral2/memory/3052-142-0x0000000000400000-0x000000000050A000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	regeditnt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Service Registry NT Save = "\"c:\\windows\\regeditnt.exe\""	regeditnt.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\windows\regeditnt.exe	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe
File opened for modification	\??\c:\windows\regeditnt.exe	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe
File created	C:\Windows\runlog.dat	regeditnt.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3852	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe
3052	regeditnt.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3852 wrote to memory of 3052	3852	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe	83
PID 3852 wrote to memory of 3052	3852	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe	83
PID 3852 wrote to memory of 3052	3852	2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe	83

C:\Users\Admin\AppData\Local\Temp\2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe
"C:\Users\Admin\AppData\Local\Temp\2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3852
- \??\c:\windows\regeditnt.exe
  c:\windows\regeditnt.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:3052

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\regeditnt.exe

Filesize
135KB

MD5
914fe69c8dffe5efb47b5b0219969443

SHA1
4a4484a982cca471734d273d1123c159c91525f9

SHA256
2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532

SHA512
e00cee5bc808a92d90289f81a4c6d81e6c08e64a0bd4c7b3180999560626f91e340af06f6249d54b3b6a372c0162b1b550378bc34bb4f60f93323b6633b6c59a

Download Submit
\??\c:\windows\regeditnt.exe

Filesize
135KB

MD5
914fe69c8dffe5efb47b5b0219969443

SHA1
4a4484a982cca471734d273d1123c159c91525f9

SHA256
2eca2fac38af3fd9349ba12451db39b2be6a316df2c9dfe37ba49f674d66d532

SHA512
e00cee5bc808a92d90289f81a4c6d81e6c08e64a0bd4c7b3180999560626f91e340af06f6249d54b3b6a372c0162b1b550378bc34bb4f60f93323b6633b6c59a

Download Submit
memory/3052-140-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/3052-142-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/3852-139-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/3852-141-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download