27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234ad

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, 07:22

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General

Target

27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe
Size

40KB
MD5

5b24b8f47b391f91f3ea0fbe12735360
SHA1

849967a06a5767d4a8684c45497dc4019b44826f
SHA256

27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234ad
SHA512

829485a69ab135dca92ae9ab5800b4df7882cf6181cf6de72decad92214b45f71ac654fed34128a586c70550c5aa0d51c197d6274b02509a14a3934a033f2fcb
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIFvv:e6q10k0EFjed6rqJ+6vghzwYu7vih9GR

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2908	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2908	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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.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	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2908	2092	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe	30
PID 2092 wrote to memory of 2908	2092	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe	30
PID 2092 wrote to memory of 2908	2092	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe	30
PID 2092 wrote to memory of 2908	2092	27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe	30

C:\Users\Admin\AppData\Local\Temp\27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe
"C:\Users\Admin\AppData\Local\Temp\27c0adc7d33ca2384b7f37895f296e60dbcc9a7d448676e2269366a4e76234adN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2908

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
40KB

MD5
433489f3e6b3c52bc164144b0fff5510

SHA1
6deb2e00aeb58e1df1fd4819ecfd42027a474ac3

SHA256
9a1b52832888a714f634368910e80d2bd802d953cb0761da2f5fba456f479018

SHA512
2ee2734e103fcfb63da0d8bad7162aed1cf2758e004dc991f2c6e4ba4095a5e6fd4fe7315e9cba9fc6ecb9976fadbd22b8aead33eb145bc5aca5966942cfe7eb

Download Submit
memory/2092-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2092-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2908-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2908-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads