9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 22:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe
Size

63KB
MD5

c73f119eac2a334203c50ba7a4b93410
SHA1

5cf4ba3e88ddf2e2dc82f00c9d144ba6094ed55e
SHA256

9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553
SHA512

4ed0f1895afaf42033a284008dd2012cb61acaf515ee8b38ca28f31a5dc8d51f9662f9e7f05d780b368e20de9be4f14ccf8ad8cdd80bde97eee19dc5cc5c09b3
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKv8hGIhyg:NAoglOwvl4ulkP6vghzwYu7vih9GueId

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2812	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 2812	2788	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe	31
PID 2788 wrote to memory of 2812	2788	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe	31
PID 2788 wrote to memory of 2812	2788	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe	31
PID 2788 wrote to memory of 2812	2788	9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe	31

C:\Users\Admin\AppData\Local\Temp\9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe
"C:\Users\Admin\AppData\Local\Temp\9f39157d417202c31ddc372c1ba4a07347467a7b42ddf035a3efe72d42aec553N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2812

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
63KB

MD5
50cfc7a6ca56b53365975bfa53085b56

SHA1
e9f67fcaa167d87c1b08668be6f651956bb65fea

SHA256
e6df9f80f57d2b3c2c63193c8c5fb7cc80a0ee73b6da99f61d11cb33546ac83c

SHA512
d52dad9fa78a078989a81037f4f7272851a278975ab7ac7448f17b5678f7f11af7f84d98203d199d196e505adfaad155205ec23db1ebe1134331bca6410ba1ae

Download Submit
memory/2788-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2788-7-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download
memory/2788-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2812-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads