024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497a

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/10/2024, 07:28

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General

Target

024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe
Size

40KB
MD5

5eb36760c7cfabe94e7038ba742bd0d0
SHA1

2a84451434dd1fd12b66c5472cdd23df00ad4969
SHA256

024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497a
SHA512

7b3735a39297e19ee9535666c8165a3f313f9ff5a8a22a2e364a2fde607dd0fd67d8c5cad8bd1b283b0d54b0c9bd14e23e5c6f026990fed6d4014cfa81f385f7
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Emkc2:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gv

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2152	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2152	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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.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	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2152	2372	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe	31
PID 2372 wrote to memory of 2152	2372	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe	31
PID 2372 wrote to memory of 2152	2372	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe	31
PID 2372 wrote to memory of 2152	2372	024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe	31

C:\Users\Admin\AppData\Local\Temp\024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe
"C:\Users\Admin\AppData\Local\Temp\024d1f9a151f860e301112a08f17ab4682c171711c61b6e7c999c2b55bdf497aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2152

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
a1c44d2a3023ba21ceb686750019ba09

SHA1
2e113b7f798441da6d5a44d3c068c3da144b3874

SHA256
259dca5cf50b87dd64f91293bf5a7dd8f58fc7609359b0d8a8e93e61427ebc96

SHA512
9536cf0f7a926a713d1764d5b477d70668d18661ca464a025c2e31957619a742cc4c68d14cd9abc0c78a02c2a3f20cd1f04016947ab2df0a58132896b57185b9

Download Submit
memory/2152-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2152-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2372-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2372-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads