bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/11/2024, 13:13

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General

Target

bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe
Size

39KB
MD5

51c4937859068e8635a25b1359abf34c
SHA1

96f29e3f4ca59681f0fb7061ed56159ddd6d8d4a
SHA256

bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45
SHA512

d8ce75430fc8a8242503e51bfacfddb56cea9bbac4fb101db1c0740157825e6a1b89cc1037259695ce4319e9790f5e8cbf1f6825ac3de338181f2cd45203d14d
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/x:e6q10k0EFjed6rqJ+6vghzwYu7vih9G2

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2816	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.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	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2816	3012	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe	31
PID 3012 wrote to memory of 2816	3012	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe	31
PID 3012 wrote to memory of 2816	3012	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe	31
PID 3012 wrote to memory of 2816	3012	bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe	31

C:\Users\Admin\AppData\Local\Temp\bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe
"C:\Users\Admin\AppData\Local\Temp\bef6fecf7fa90a819d6ece42571ba7e63c1933c20bb531348a0fec957d645e45.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2816

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
40KB

MD5
17e4e8e1c9a389f1383888e2e162f017

SHA1
086e3075b790d91d81edf34950f30476d3d6a3d4

SHA256
eb669c43e58e4d1a46e6ca90e5d4071e2a09f3662149238777f8becbba2b6272

SHA512
4a08d955ff46ae0cacfd5c01fc99d59191ca614d07514bb83d2355fff8ac4ce5cb51f546de682480db1617f444a6ee4ebe9f529d9f84c9a246fcb6b7ad63bb4c

Download Submit
memory/2816-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3012-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3012-6-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/3012-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads