eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 05:13

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General

Target

eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe
Size

44KB
MD5

5092744b9ba9a95b6835e5da0cd525e4
SHA1

e1039b72932bb29b983e2f35c1c9da896467e961
SHA256

eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213
SHA512

8ddb982264a0901c0ff602f137d75d4721ff493998ab27de00f2a52e8e53b8a413f2299bc299dd9024d628e8213ea5d4dea97418780c20021704caab06c84ab6
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6I2:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gy

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1448	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1448	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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 416 wrote to memory of 1448	416	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe	83
PID 416 wrote to memory of 1448	416	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe	83
PID 416 wrote to memory of 1448	416	eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe	83

C:\Users\Admin\AppData\Local\Temp\eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe
"C:\Users\Admin\AppData\Local\Temp\eb36b2fd425732eacb61884356cebe9c636a13041b0aed52c383ee4af0edb213.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:416
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:1448

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
44KB

MD5
ba69e1b305d2edca6214895e2a64c797

SHA1
023242c50da29acc036a5e0b301ab9e1223f8634

SHA256
90d6a122c0d60a6b4333a7148caef7623d6c7d34444de18874cd604f0cd80bc7

SHA512
3eedf878ff2f5e2752d69c19810296fed3b5da9ed46308d34a05001639ce353f6666f46083f388fc4e56481557fae52fecb6e1ca1fc444163e9a40cc4844ecd1

Download Submit
memory/416-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/416-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1448-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1448-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads