2647a3dd2a400661c91a1a3204e72cd5ce83eb431ff60d85f2aa5535e51fdc12

Analysis

max time kernel
119s
max time network
20s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 06:14

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General

Target

2fd01e78f1d3f283a78af00dcecc5100N.exe
Size

61KB
MD5

2fd01e78f1d3f283a78af00dcecc5100
SHA1

56a06c2c64bbcd8e53b4f2a84e0cf6e09386e296
SHA256

2647a3dd2a400661c91a1a3204e72cd5ce83eb431ff60d85f2aa5535e51fdc12
SHA512

9fd1c7be929e414edac6c1763e8b034e4a9df1682b18dda83ee1c55f99911c009469cf2316811caa5221faa1e185cb9ce04aa6ee741f59da254a3d24db170dee
SSDEEP

1536:lAo0ej2d6rnJwwvlKlIUBP6vghzwYu7vih9GueIh9j2IoHAcBHUIFvSHbhqhJIFv:lAo1lOwvlKlXBP6vghzwYu7vih9GueI9

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2844	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2fd01e78f1d3f283a78af00dcecc5100N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2fd01e78f1d3f283a78af00dcecc5100N.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	2fd01e78f1d3f283a78af00dcecc5100N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2844	2652	2fd01e78f1d3f283a78af00dcecc5100N.exe	30
PID 2652 wrote to memory of 2844	2652	2fd01e78f1d3f283a78af00dcecc5100N.exe	30
PID 2652 wrote to memory of 2844	2652	2fd01e78f1d3f283a78af00dcecc5100N.exe	30
PID 2652 wrote to memory of 2844	2652	2fd01e78f1d3f283a78af00dcecc5100N.exe	30

C:\Users\Admin\AppData\Local\Temp\2fd01e78f1d3f283a78af00dcecc5100N.exe
"C:\Users\Admin\AppData\Local\Temp\2fd01e78f1d3f283a78af00dcecc5100N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2844

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
62KB

MD5
d40c7f6d43c2c73b5ec63f99e56d75b5

SHA1
59c9dcf7288c15c9327ab00237c9110d8d406d83

SHA256
ebd2861bff0ed9c1dfeb7f61546bdf314002036a25ae351c4bcd372be89dc586

SHA512
b79a64dd7562d7be63b370b5f2ae7f8870b063972e526d46d29d422e3c0ed2c3f6e7ac4a6dd7beb0becb1f684300d6ef1d588e5510a42b620ce9ca243e1fcd40

Download Submit
memory/2652-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2652-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2844-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2844-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads