5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5

Analysis

max time kernel
119s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 01:15

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General

Target

5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe
Size

61KB
MD5

d711dd3063bda06084b8e6986afac770
SHA1

54b912f726d37b447b54ef81a0f8999c00566500
SHA256

5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5
SHA512

1801b954bcb21960964f372da9adf558700f9e5601864d806b540acd66be67e5ad3528e7d991a09109556897d9a4bcc024ab533712332686ed72f1378cad6c85
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIw:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV+

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2056	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2056	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.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	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2056	2356	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe	30
PID 2356 wrote to memory of 2056	2356	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe	30
PID 2356 wrote to memory of 2056	2356	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe	30
PID 2356 wrote to memory of 2056	2356	5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe	30

C:\Users\Admin\AppData\Local\Temp\5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe
"C:\Users\Admin\AppData\Local\Temp\5f5469e9e170deee81bb61b5a59708987599d5ce101fe240870b339ddac436c5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2056

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
61KB

MD5
41bec6ed89a76c78d0d6dacae1a11b74

SHA1
f46e61192d841f0a2ca9a55c6cb2a6beeaf65e24

SHA256
0856948855af4634e1c85976a0b093584fa7655963a11d32c60443e63e198ec8

SHA512
107786fab2e167fb8069f0192335daffd527695d5094d719e6c2f841439cd4d329a5891fc8275c2ea4225e1f33b8ac7c69ecb7c48f5b20cc9e57475c880d42b8

Download Submit
memory/2056-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2356-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2356-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads