bb68cd633a8659d0c83e9d06df2d8bc01981227f8c6205ecbc401b82a4e3fca5

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21-08-2024 06:31

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General

Target

7fc2a2268538289a0a4ff921fc335ad0N.exe
Size

37KB
MD5

7fc2a2268538289a0a4ff921fc335ad0
SHA1

897d40819e24546639e369ae2299197ad00300a6
SHA256

bb68cd633a8659d0c83e9d06df2d8bc01981227f8c6205ecbc401b82a4e3fca5
SHA512

b47a4cd8dc61222762e19694fb1283b10aaf87e693301e0e423ff9fa7a71dd160ba06a56e47e5563de8b5d38e38425c3f246e9beea22cef2cab2eff6d7c497d5
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6v8tvGE9UHrSdghj8bvHRIkhbUIchUh80:e6q10k0EFjed6rqJ+6v8tvGE9UHrSdgK

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2828	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2828	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-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7fc2a2268538289a0a4ff921fc335ad0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	7fc2a2268538289a0a4ff921fc335ad0N.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	7fc2a2268538289a0a4ff921fc335ad0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2828	1752	7fc2a2268538289a0a4ff921fc335ad0N.exe	29
PID 1752 wrote to memory of 2828	1752	7fc2a2268538289a0a4ff921fc335ad0N.exe	29
PID 1752 wrote to memory of 2828	1752	7fc2a2268538289a0a4ff921fc335ad0N.exe	29
PID 1752 wrote to memory of 2828	1752	7fc2a2268538289a0a4ff921fc335ad0N.exe	29

C:\Users\Admin\AppData\Local\Temp\7fc2a2268538289a0a4ff921fc335ad0N.exe
"C:\Users\Admin\AppData\Local\Temp\7fc2a2268538289a0a4ff921fc335ad0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2828

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
6ad22628fff04ba5dd2ea9137465a7de

SHA1
973132c77853c70ec6ad9a823981c8434b2668f5

SHA256
09da746b92df19ee7533ed23b18e1d3113de523c7038e6ddd3abc6486f122cc1

SHA512
79037caab1de23066e50aabffb5f50de07a2deb44ff11223b105f8c905bc6d29d38c6097ac92849eaa60810962e3d65fcd96bee973d69b6f2c3bb0db3d05c154

Download Submit
memory/1752-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1752-7-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/1752-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2828-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2828-12-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads