05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 18:20

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General

Target

05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe
Size

43KB
MD5

b488cc5808357f9248d58d12a34d6788
SHA1

a3b1081563b873dde711dd85d2c1cc47ae0897d1
SHA256

05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf
SHA512

8d04e89f91b43cb9cb0beee174e43a10be545f99f34e40f4aa7141deaf67d8c2ffe83d73e6a5db2f944f449e2360e12fa2552927fe9168e537105ce6cb876abf
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh3:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYX

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2172	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2172	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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2172	2296	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe	84
PID 2296 wrote to memory of 2172	2296	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe	84
PID 2296 wrote to memory of 2172	2296	05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe	84

C:\Users\Admin\AppData\Local\Temp\05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe
"C:\Users\Admin\AppData\Local\Temp\05573f3fb4f89a49cce06ee7f68a8d2796d27efc866c648214ab96d04b8b22bf.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2172

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
44KB

MD5
096c922a6ffdae7532555c7d93aac808

SHA1
4a5c08f1da9a7a4a4ff4b1cc8d38df37640c7921

SHA256
36e1c23b30ef2868c5aaeb1f6e1f278de42c85c61b9e9d3b138465a1e6cbb15d

SHA512
70df9b94bf06462b0777f088af432e2992340753d21d1e2bb6491bee268f8c3d206813d3782fefad83d664850fae76a7ac28514ceb3e2f8e96e9f899a8de782f

Download Submit
memory/2172-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2296-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2296-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads