44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 17:59

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General

Target

44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe
Size

48KB
MD5

41a1e02bcd05de4d26daf8c295b90c10
SHA1

581ef8d6b28ee48681ba0ee4597db86b3ca990da
SHA256

44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61
SHA512

e95cb3578e00407e7a61c48a08b9eecdd26951b45465c6b90beaafdbf5ce6b90eb6ee27bb7d24f0d6565e6c1e1376ecc42892aa87d48928541aae1d2c5eac580
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIx:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVX

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2276	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2276	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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.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	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2276	2932	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe	30
PID 2932 wrote to memory of 2276	2932	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe	30
PID 2932 wrote to memory of 2276	2932	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe	30
PID 2932 wrote to memory of 2276	2932	44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe	30

C:\Users\Admin\AppData\Local\Temp\44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe
"C:\Users\Admin\AppData\Local\Temp\44a27a3a56cc36f203214ca352455b7be5a4b714107b90651513e5b26f542e61N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2276

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
48KB

MD5
92f432228cdd6c2dd9f13c018b4b1449

SHA1
8161b84ecd0312c5519633d7bc00e6781b56e5f3

SHA256
22cda64b41f651f5a2d5b026b8746d40b109a7b0eb1e1debcc06dbd56d51a11f

SHA512
0f43d02f6914700283c1c857e87fd105db2ce2fb2539b52591495852f164aeca92a7a67abfa860bcd271a6561b8d5d8e55ed9939df65844a18676764dd89ed16

Download Submit
memory/2276-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2276-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2932-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2932-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads