27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1ad

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:32

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General

Target

27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe
Size

38KB
MD5

fd9077411030592ec72255719ac35e80
SHA1

5f6c12abc0e42f21f1a6e5d1378bd784b20cfa12
SHA256

27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1ad
SHA512

3f7dad35ebb8206d62f2b17f59f2d88edd7f67ade48781eed6c099e407b0f82d10f6338925a1fc71c378a99bed054ea5a151323ea9a5dfe1c165dcb5064580e3
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIFvx:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gz

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2244	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2244	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"	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.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	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2244	2668	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe	30
PID 2668 wrote to memory of 2244	2668	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe	30
PID 2668 wrote to memory of 2244	2668	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe	30
PID 2668 wrote to memory of 2244	2668	27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe	30

C:\Users\Admin\AppData\Local\Temp\27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe
"C:\Users\Admin\AppData\Local\Temp\27e106797b443336fdec5cec6163fe2eb5edfb758b5f80dd62ca71f9bcd7d1adN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2244

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
38KB

MD5
ab2493ade5fe13f549a6e53d726e4ad5

SHA1
f27d243641cd8beb3fa427ef1ee7b480a962c570

SHA256
0ccc6d58e9a861d6061b3450b08e9a6f8b42a9c5dafb00316192202129d270f8

SHA512
7684213c89cb5829243a3a5428b48f23bec108324d637b03522459b72e5521d46a6ae3022b3f6a7efb86ae9826520ead29bd2d32c0fb3b69fda8cd04e1ca16cb

Download Submit
memory/2244-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2668-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2668-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads