1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2e

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 05:32

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General

Target

1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe
Size

39KB
MD5

3939f4d4db68b0089fe0b1147f8ba980
SHA1

003a7daa05ecddafd44b5f41f5bb879ad4cfedef
SHA256

1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2e
SHA512

d2add8fff5b859c078ad5205bd3ee9ef0e411d0299a03d93eb967188b858ea35963e90bc6854a46f949d2d965e85478a30794366a18eb3b41cf29095f71a7203
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhy:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYS

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2532	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2532	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.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	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2532	2296	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe	30
PID 2296 wrote to memory of 2532	2296	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe	30
PID 2296 wrote to memory of 2532	2296	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe	30
PID 2296 wrote to memory of 2532	2296	1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe	30

C:\Users\Admin\AppData\Local\Temp\1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe
"C:\Users\Admin\AppData\Local\Temp\1141d47e68cc6885e234c6405e4a096d5123549aa1950a1f00dfcf0d11a7dd2eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2532

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
40KB

MD5
ed38b70e8585cdc879c970cd2134e4ef

SHA1
b14218f10a806cfe59cf95bcd7e9fc750bc394c7

SHA256
4995591102b570c0ff201e8a579469278c3d99e402239ba5e4d6dac5e2d094d5

SHA512
24c2cf97edf3f4644f3de7ee4f9562646c6cf493c637f6935638310a758702d1ab066822f666b33017579023c523aa84153bf3fc741afdc3a20e55e8c2fffdb9

Download Submit
memory/2296-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2296-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2532-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads