d948dde2586219ec059a4a9268c6d2f0c764dbe1a54110240728d308b2219219

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 21:45

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General

Target

e343e78cdb1edb8076def1a83f2a6030N.exe
Size

39KB
MD5

e343e78cdb1edb8076def1a83f2a6030
SHA1

7ab578ac90c5536edc4cdec1ea21546e9af31f04
SHA256

d948dde2586219ec059a4a9268c6d2f0c764dbe1a54110240728d308b2219219
SHA512

f2ae6caf93e6fd7eb9f15876096eab27a862f3d3a4932d1cfab3d2bd71b3266e17fa6eace4e93bd129f5afed0d1a65221e44ba5753021c59ba65bd32dbefccf7
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+EmkcX:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gu

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1016	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1016	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-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e343e78cdb1edb8076def1a83f2a6030N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e343e78cdb1edb8076def1a83f2a6030N.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	e343e78cdb1edb8076def1a83f2a6030N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 348 wrote to memory of 1016	348	e343e78cdb1edb8076def1a83f2a6030N.exe	31
PID 348 wrote to memory of 1016	348	e343e78cdb1edb8076def1a83f2a6030N.exe	31
PID 348 wrote to memory of 1016	348	e343e78cdb1edb8076def1a83f2a6030N.exe	31
PID 348 wrote to memory of 1016	348	e343e78cdb1edb8076def1a83f2a6030N.exe	31

C:\Users\Admin\AppData\Local\Temp\e343e78cdb1edb8076def1a83f2a6030N.exe
"C:\Users\Admin\AppData\Local\Temp\e343e78cdb1edb8076def1a83f2a6030N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:348
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1016

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
39KB

MD5
2b97dde9a872b0a2af57111e61eeafb1

SHA1
6067cc616d400dece7e25f6376c3cc983b903a3a

SHA256
91ccaba3792c69b5f48c7f05c2203d3b9d33c192fdd00e45a3ef0c6a5a89d0a5

SHA512
e599126756675bbc4e3e26eb10f82ed09888ea494f62054441a71812ccfca395839257f2e60108b619f9b08447809a8d6d94f9601cc4979d6dcbe7e16d6cb527

Download Submit
memory/348-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/348-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1016-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1016-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads