6c73b6e3e6512035e18dbbc24615704af2cb7d147998c5a34535ae54c0aafcd1

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24/08/2024, 11:43

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General

Target

85508e89c912584f8d6e4cd14a663c60N.exe
Size

37KB
MD5

85508e89c912584f8d6e4cd14a663c60
SHA1

5ee1b3ce7de80f6f1e4be3d2fa8d50a5dd976444
SHA256

6c73b6e3e6512035e18dbbc24615704af2cb7d147998c5a34535ae54c0aafcd1
SHA512

d42fb6ccd3677063a2a8abee7a1fa081c42d4c054da0d00334a6e19f99aef4e338d5b851d06c026d9d7b5157e82692d24011a61699a1a9f50d828454c0cddfeb
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IK:e6q10k0EFjed6rqJ+6vghzwYu7vih9GO

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2208	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2208	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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	85508e89c912584f8d6e4cd14a663c60N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	85508e89c912584f8d6e4cd14a663c60N.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	85508e89c912584f8d6e4cd14a663c60N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2208	1968	85508e89c912584f8d6e4cd14a663c60N.exe	30
PID 1968 wrote to memory of 2208	1968	85508e89c912584f8d6e4cd14a663c60N.exe	30
PID 1968 wrote to memory of 2208	1968	85508e89c912584f8d6e4cd14a663c60N.exe	30
PID 1968 wrote to memory of 2208	1968	85508e89c912584f8d6e4cd14a663c60N.exe	30

C:\Users\Admin\AppData\Local\Temp\85508e89c912584f8d6e4cd14a663c60N.exe
"C:\Users\Admin\AppData\Local\Temp\85508e89c912584f8d6e4cd14a663c60N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2208

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
37KB

MD5
65ad371ea7e9c1047aa069898caab471

SHA1
34abc1b7828b5f620f446868b12d9e2449db8a44

SHA256
dc3b51cd2ce7727796526d68979ac61323e7d9265fd818b30824a04313367c5d

SHA512
bffa0e55cd4f8c3be80ee999e878708cc52b4c021114eadc8d84ca27ec2e29867c27af509544be1665a683f21f84f564c9530e5afe3568226fbd6375d23510b7

Download Submit
memory/1968-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1968-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2208-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads