9ff05cd5a5499a86eb0cc463b23c4d0942ab73a9b27eb340f9485919e34159be

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 12:19

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General

Target

d89e65b289451c13865b1a3a574883e0N.exe
Size

43KB
MD5

d89e65b289451c13865b1a3a574883e0
SHA1

cd0f2d2cdbbf2e3553e692892551a2fec00078b2
SHA256

9ff05cd5a5499a86eb0cc463b23c4d0942ab73a9b27eb340f9485919e34159be
SHA512

d6387a7d528cf237a97a0593334129981cb0e3c2be7cf392f699a8254f1478c3162c4bebb459219a7a61b5aa7a3659e9824463f783d6099900662d36ccfe5c67
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhj:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYD

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3044	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3044	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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d89e65b289451c13865b1a3a574883e0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d89e65b289451c13865b1a3a574883e0N.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	d89e65b289451c13865b1a3a574883e0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 3044	2468	d89e65b289451c13865b1a3a574883e0N.exe	29
PID 2468 wrote to memory of 3044	2468	d89e65b289451c13865b1a3a574883e0N.exe	29
PID 2468 wrote to memory of 3044	2468	d89e65b289451c13865b1a3a574883e0N.exe	29
PID 2468 wrote to memory of 3044	2468	d89e65b289451c13865b1a3a574883e0N.exe	29

C:\Users\Admin\AppData\Local\Temp\d89e65b289451c13865b1a3a574883e0N.exe
"C:\Users\Admin\AppData\Local\Temp\d89e65b289451c13865b1a3a574883e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:3044

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
43KB

MD5
65b40a80ceab368eb29b5ecfeb6e19f2

SHA1
4004276010f99d8b1a2263dfd832953615220c31

SHA256
bfefa4927ea96f3ba63a35b5c5a8fdb4458d162d0a9ee20b82ef1ac89def40a3

SHA512
91a27c92ba3b9b78bc54f89dfbc4e84689c5830a7c510a76f07d0516f238e903b7397acf2e6753cd2d7bd7af089237445397e54d020883b8177a7a7100304e84

Download Submit
memory/2468-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2468-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3044-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3044-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads