f9fac0d510b29787b34165ca44dcf268c3f746c4d52198dffce2f8c9804ebab8

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 05:09

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General

Target

ee7dbbccd63a58a63c5ad357b86fa100N.exe
Size

39KB
MD5

ee7dbbccd63a58a63c5ad357b86fa100
SHA1

778de84f298e0e8d5828ecca7a6958a1deaed6d9
SHA256

f9fac0d510b29787b34165ca44dcf268c3f746c4d52198dffce2f8c9804ebab8
SHA512

8157cd2c7312aa35971e41405f9aceb255bd6929dbc236587326a04310f45b6adc1f4b7b541965aa0ab3c5dd5ab52d3cb0902c9c0a2ba522fb321e9f24fe2d7d
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIF2g:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gn

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1892	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1892	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	ee7dbbccd63a58a63c5ad357b86fa100N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	ee7dbbccd63a58a63c5ad357b86fa100N.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	ee7dbbccd63a58a63c5ad357b86fa100N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 1892	2264	ee7dbbccd63a58a63c5ad357b86fa100N.exe	31
PID 2264 wrote to memory of 1892	2264	ee7dbbccd63a58a63c5ad357b86fa100N.exe	31
PID 2264 wrote to memory of 1892	2264	ee7dbbccd63a58a63c5ad357b86fa100N.exe	31
PID 2264 wrote to memory of 1892	2264	ee7dbbccd63a58a63c5ad357b86fa100N.exe	31

C:\Users\Admin\AppData\Local\Temp\ee7dbbccd63a58a63c5ad357b86fa100N.exe
"C:\Users\Admin\AppData\Local\Temp\ee7dbbccd63a58a63c5ad357b86fa100N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1892

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
39KB

MD5
481ba24c917598a84bd373d365ab39a3

SHA1
eda4f9ded6131fe2796eec97e82ca57c52b05ef0

SHA256
eb19af9c58f78f073bfafe6171a04a3bc161a44aa45f611bbfc1ee94ad094917

SHA512
2647589077489726214c068ade184794608b7f5ff5a2dc91c6d99accbd2dad525e480d1ebc99d26d843acd4f0e0ed43a3bd6cfce812daf80e52fb4fdcb76958a

Download Submit
memory/1892-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1892-12-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2264-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2264-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2264-3-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads