c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/10/2024, 04:30

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General

Target

c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe
Size

50KB
MD5

28b28fe95f54d3e312c1026fd061dce5
SHA1

4cd5cb11ceab436199b6c011eb7fa2f8ed17be9f
SHA256

c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02
SHA512

e1ed40766ffc03670d923366aebcc9885f5e16b10e4539b32e742e99f1663c08f0d7d80021f96b11c1effd6537e75970682ee3d3f32de6a174a8ad9b0b6fdffa
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIu:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV8

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2388	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2388	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"	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.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	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2388	2532	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe	30
PID 2532 wrote to memory of 2388	2532	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe	30
PID 2532 wrote to memory of 2388	2532	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe	30
PID 2532 wrote to memory of 2388	2532	c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe	30

C:\Users\Admin\AppData\Local\Temp\c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe
"C:\Users\Admin\AppData\Local\Temp\c3ffee0c2dd775f8368903e865bd8f4cd523da2fa2806175d210b608e9baaa02.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2388

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
50KB

MD5
6363faed98c5eb2f979ae7abf69a9a6b

SHA1
0bf6dfa99d7fd582e5331eb0942dc6810a21147d

SHA256
740db09effae60b12715254e3e9ba787313e1bf729011793c477d38ffefd8017

SHA512
1d2e78d89b99675c9ed46ab52bab8061e57e23b4f77f34bc7e77bfb7aafdb150b680637434f0fb726910b490b117436fd5719ec7c6e2a83dd1f59adb1f555dbe

Download Submit
memory/2388-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2532-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2532-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads