ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 05:18

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General

Target

ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe
Size

40KB
MD5

ffe4d8b9cfd42c4fa79eee366f573258
SHA1

484d6e0f2563ef0342432929930fad19a3c30252
SHA256

ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe
SHA512

23682f2fa8c6f005a6522ee9c2baa90ddd1e0bdddee0b9dc5841156bbc6ac142ea0572d44825d7f26ab1463e288eea2069cb3dd29a44acaf799c93dc02f15437
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhh:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYB

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1808	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1808	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.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	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1808	2380	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe	30
PID 2380 wrote to memory of 1808	2380	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe	30
PID 2380 wrote to memory of 1808	2380	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe	30
PID 2380 wrote to memory of 1808	2380	ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe	30

C:\Users\Admin\AppData\Local\Temp\ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe
"C:\Users\Admin\AppData\Local\Temp\ecb7fdaea49997e9a8548a21069953ba534e8c5469ba79a89683974e5d92c0fe.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1808

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
41KB

MD5
70fe970de3b8bb492725d8eae8702cc1

SHA1
c1b8d1f89fb6dd0c008fe83d85c8d313681f116b

SHA256
ad69c44182eeb0460e73ac79634039bed268c930584527dcbceaa243c4952bd8

SHA512
4c72f4c131baa167e0ec8db451428bc8524e9bb8aa0caec8c9b6f157b7d6f4652f714b6e6db50c01b29b92d4ce4188a0138d4387d55c78dfa13ab5ab99f0673b

Download Submit
memory/1808-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2380-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2380-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2380-6-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads