6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 00:15

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General

Target

6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe
Size

43KB
MD5

71d30c9f6db48691036ceadb1cfd5980
SHA1

0c66d57e056a246f2ca7b21855941abdb95fc951
SHA256

6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4
SHA512

cc903f6813bd705d7e28439d8fd6b41aeb951720cf193e988f8b1bd25f4f45db0c55b001db764a0ba453ad74006f494655a69d1215d6e987ae6232fd654e337f
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh+:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYe

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2156	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2156	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.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	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2156	2192	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe	30
PID 2192 wrote to memory of 2156	2192	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe	30
PID 2192 wrote to memory of 2156	2192	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe	30
PID 2192 wrote to memory of 2156	2192	6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe	30

C:\Users\Admin\AppData\Local\Temp\6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe
"C:\Users\Admin\AppData\Local\Temp\6d3bc405312941f61879f330ee6d9c5de61ae1c48df55fb13accec397d0cc0f4N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2156

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
b8c2c2a15b3ef62bf8a03016b72bc600

SHA1
c770af2ae88e65b140d85af3251373176ade4bab

SHA256
08db5e2015b53fb9cc6f765946a37b7369379f0dd8088692a751a6a4c3d9c29a

SHA512
ab3108a88d67007ddd72f8a1d86b2957041eaaeb631b487c3b61191628d039da85d8a9fbd909ffdf012fd3bd830fd2eefb3cf5d0055bed021063359993b95d00

Download Submit
memory/2156-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2156-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2192-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2192-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads