a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-09-2024 16:26

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General

Target

a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe
Size

62KB
MD5

a09b5e63e1d8819918022126e9756a30
SHA1

ebb76ca93e87a878842b9b47133b2a5ac762d7ac
SHA256

a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7
SHA512

cb5e857ae259ad3406ba62c8709319aa9a06def9f769047b3ac5d678f953ce3908c468668562fe26cecdeea1f7feff16a5846c4c131f1b91d02811ff3a83029a
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKjhEhzh20:NAoglOwvl4ulkP6vghzwYu7vih9GueIR

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1332	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1332	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"	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1332	1640	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe	30
PID 1640 wrote to memory of 1332	1640	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe	30
PID 1640 wrote to memory of 1332	1640	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe	30
PID 1640 wrote to memory of 1332	1640	a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe	30

C:\Users\Admin\AppData\Local\Temp\a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe
"C:\Users\Admin\AppData\Local\Temp\a063a9cc2001b49c3d3c6c0da96cd22d6526baeacaa010a5fb24aa7faea853c7N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1332

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
62KB

MD5
77abd6ee4dd9dd92a46530e6fcd78d4c

SHA1
7f7fc0e427a4297c25a27cc3fa8eba0f14cd578c

SHA256
0c3fec54a5e97bddf848d60ea36a23292afc07b2fb3c7f3c2d9db148d9846e6d

SHA512
ded5108a2c3e350f21f583b8e002edb668d199ef9e5b5633cff271640d4d798b54d17581ce787f5a3f71c4e611bcbcb01d76065c8ce8e26fec72248af2a602bd

Download Submit
memory/1332-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1640-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1640-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads