e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7

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
02/10/2024, 15:30

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General

Target

e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe
Size

51KB
MD5

65aaa6ade766fdf52e782f35636091f0
SHA1

b531d5b7580567ca459c70a78f9d774e500ef3e7
SHA256

e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7
SHA512

7b092e1a1279bec4598d758eec644394de1d5031e646c595c74c034aad8317b3ebc821a2f780567d8be1ef8e0f44d5d65b8f19882c1b797450ca97eccc6a5ee8
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIY:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVa

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2768	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.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	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2768	2704	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe	30
PID 2704 wrote to memory of 2768	2704	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe	30
PID 2704 wrote to memory of 2768	2704	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe	30
PID 2704 wrote to memory of 2768	2704	e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe	30

C:\Users\Admin\AppData\Local\Temp\e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe
"C:\Users\Admin\AppData\Local\Temp\e8617c55665643109d369bf5143c8786ce836fe81235a501be81163f1eccdcc7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2768

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
51KB

MD5
d8a52c28aa6d88ce924f9e8f5bd04226

SHA1
e96b5b36110c2c7807eea59a87077bdd1ead657d

SHA256
8692e6154f68089cd49c640fa74523ada5e6978714fb3e23b020c309d073e7e0

SHA512
9b48b0751af0ce2fe88036b66b26450cd4c629bbaaacbd87f7c52977f35ae714f116e9a763df284289cabc366576059617df036886dfb818d2d730768a472234

Download Submit
memory/2704-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2704-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2768-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2768-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads