b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2

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
25/09/2024, 09:31

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General

Target

b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe
Size

39KB
MD5

038969e87cd3055046d23086968dbc80
SHA1

c8999fc7a6d9b6dafd29459979f39a4b88d05a2c
SHA256

b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2
SHA512

1e78229315bbde13d9f854aa8f1bbf9d2c3d827b38b5d105a1a711eeca6a9dc7b434cb76c86a4de996a8befb52e6079d9fc7b6695d16313380d274838d9fb8e2
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIFvr:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gd

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2124	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2124	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"	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.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	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2124	2400	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe	30
PID 2400 wrote to memory of 2124	2400	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe	30
PID 2400 wrote to memory of 2124	2400	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe	30
PID 2400 wrote to memory of 2124	2400	b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe	30

C:\Users\Admin\AppData\Local\Temp\b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe
"C:\Users\Admin\AppData\Local\Temp\b09bb812f48a5bcd827e7d7832db939d8481be7ee8214c4bedc856da74e0feb2N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2124

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
39KB

MD5
14b0f27fbcff73047044cf365dd19e77

SHA1
5db4d0adf2e64115fdb35990e9f6ad6da1bdc8d3

SHA256
237bd2aebec78c04f93c71f5fa96c7412edf82d29ebe1bd30ef4cfeab9b586f2

SHA512
7f034d20b73d20e058463d67cdaeca702e51e840c4e421c9597c3e7e2f3763afd3d66d204af14c5322b9a7dd23999d26b81b387827c541c3bab271cf6b7f60b0

Download Submit
memory/2124-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2400-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2400-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2400-3-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads