335c23d6b7ee0543594c65daac973952602513908cd391deeca078bfedcc2a7d

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 02:56

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General

Target

16f7253b4e82e53573654fe99a23fac0N.exe
Size

78KB
MD5

16f7253b4e82e53573654fe99a23fac0
SHA1

1ad6716ed06dfc9e379709d1fdc2047bba404a33
SHA256

335c23d6b7ee0543594c65daac973952602513908cd391deeca078bfedcc2a7d
SHA512

8b2992b820c31f85c7892331b96d7424bb830d0e8b19b890cbe2fd431ccaa6af73af8de4beed9045c36710b3590b29a1ba28f76f868467de90c9df0586809bd8
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhUvTv:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAF

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2344	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2344	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"	16f7253b4e82e53573654fe99a23fac0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	16f7253b4e82e53573654fe99a23fac0N.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	16f7253b4e82e53573654fe99a23fac0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2344	3068	16f7253b4e82e53573654fe99a23fac0N.exe	30
PID 3068 wrote to memory of 2344	3068	16f7253b4e82e53573654fe99a23fac0N.exe	30
PID 3068 wrote to memory of 2344	3068	16f7253b4e82e53573654fe99a23fac0N.exe	30
PID 3068 wrote to memory of 2344	3068	16f7253b4e82e53573654fe99a23fac0N.exe	30

C:\Users\Admin\AppData\Local\Temp\16f7253b4e82e53573654fe99a23fac0N.exe
"C:\Users\Admin\AppData\Local\Temp\16f7253b4e82e53573654fe99a23fac0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2344

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
78KB

MD5
0272f4a36c71068f3e2a0920eaf0a5d6

SHA1
9dca7bb7a02156742351d770a72064ce31aab2be

SHA256
7b9053fcaf63df7677091b8963b8df30e82ff93435d8f5ecb9d06fea881819d2

SHA512
2cf89baccf6c564c88cd9a76367a5226163dd1d62480acbc450b1ed64ea9b97e74ab8eada2d6873b133446885f18d6b62d8766042ea744909070a4c39f6527ef

Download Submit
memory/2344-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3068-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3068-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads