59e1ba4b7b24bc16220e1269c0f9789f2d7d91249e867e655b8676847cac33b5

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-09-2024 09:06

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General

Target

bd82f3fcb69a21ea2ababbc4ad626190N.exe
Size

63KB
MD5

bd82f3fcb69a21ea2ababbc4ad626190
SHA1

bc89a6b09f0593d46582b7d21202e19fa85b4fea
SHA256

59e1ba4b7b24bc16220e1269c0f9789f2d7d91249e867e655b8676847cac33b5
SHA512

eb6e0a2ebc48fde43ddf3bc97d0e9557e2bb6949fd7fe348c6b5c1ac912917ab25b87a48f4b6ecce1b681d0431266730d985990effae170e958c0235c0f732a4
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGh4u:NAoglOwvl4ulkP6vghzwYu7vih9GueIu

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2504	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2504	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	bd82f3fcb69a21ea2ababbc4ad626190N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	bd82f3fcb69a21ea2ababbc4ad626190N.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	bd82f3fcb69a21ea2ababbc4ad626190N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2504	2384	bd82f3fcb69a21ea2ababbc4ad626190N.exe	30
PID 2384 wrote to memory of 2504	2384	bd82f3fcb69a21ea2ababbc4ad626190N.exe	30
PID 2384 wrote to memory of 2504	2384	bd82f3fcb69a21ea2ababbc4ad626190N.exe	30
PID 2384 wrote to memory of 2504	2384	bd82f3fcb69a21ea2ababbc4ad626190N.exe	30

C:\Users\Admin\AppData\Local\Temp\bd82f3fcb69a21ea2ababbc4ad626190N.exe
"C:\Users\Admin\AppData\Local\Temp\bd82f3fcb69a21ea2ababbc4ad626190N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2504

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

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Downloads

C:\Windows\microsofthelp.exe

Filesize
64KB

MD5
dd7bcdef0554b9d80988fee5fd0ac7e8

SHA1
f93bb8c67e35af29276fa2e80607daa3cbde8bb7

SHA256
881967c9bc2a55ae937e35b44af8b6e4fd7613b522c18b6c1fc8df061fe5c1d4

SHA512
a29857a7687ae774e71139ed1cbe5409e365201d0ad80727b77e43248966a6b1cc93411f4eacb737dbd0b3b40dc763ccb7c425ee502113b4d09d465cf4afc78e

Download Submit
memory/2384-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2384-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2504-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads