4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405

Analysis

max time kernel
119s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/10/2024, 20:29

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General

Target

4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe
Size

96KB
MD5

0737ca7b346eff06a8fd270e0b944af0
SHA1

a0fa7fdbb74d099ea348a89e706743be1ee0d9d7
SHA256

4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405
SHA512

c7c1091641769d2722eb6b770b2a0fa2dbfffcb2e730fb0e9a4a963f5cc6e8ddc2a014abd1785942bb182653ad70f1119ebd22453cf50768f7b6e343d86531be
SSDEEP

3072:YAowyFgjTiUkEwt6OlvaeEpIaCtwUaSvcmGCCCCCHCChCHCCCdg1WCCCZhWtuQha:PJjGUkfUf

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1888	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1888	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"	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.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	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 1888	2528	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe	30
PID 2528 wrote to memory of 1888	2528	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe	30
PID 2528 wrote to memory of 1888	2528	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe	30
PID 2528 wrote to memory of 1888	2528	4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe	30

C:\Users\Admin\AppData\Local\Temp\4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe
"C:\Users\Admin\AppData\Local\Temp\4732d10882991a2fd3eb3f0ea41f9b9f1896ad44313827dcb1d18264b9352405N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1888

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
96KB

MD5
b2bed4fbb4f3751ad876e2344fee39af

SHA1
d583d07e0b747c66d68381a18ebd16895df05ec8

SHA256
bbb5086cba2249352364cb87fb853943b639d2dcd577dccc5351d1cc774c1cdb

SHA512
076c8cc99b6255134d731c80dc496923393649a05c2d4be2cb96b35951d8963f12e6e46f15db607a02b7a4e02fce08bc13432fcbafc8c66f679af7e39f1196c3

Download Submit
memory/1888-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2528-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2528-7-0x0000000000220000-0x0000000000230000-memory.dmp

Filesize
64KB

Download
memory/2528-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads