d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491

Analysis

max time kernel
149s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
07/08/2024, 03:19

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General

Target

d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe
Size

35KB
MD5

26a3a32b249f5df0c0ff70d4d87ac3d9
SHA1

27bf9f6dedcf30bee43e46232a23423e1e671bab
SHA256

d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491
SHA512

4343d5493e3735e33881e475569b6b73a43b2b255cf582c4f3040e87f7676624fa2ec664c2b36fa4d36b0164d5cc413c4f6258c3a9c7476e4ac9fd8cff6e0d01
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Emkcp:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gw

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1944	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1944	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-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.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	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 1944	2312	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe	30
PID 2312 wrote to memory of 1944	2312	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe	30
PID 2312 wrote to memory of 1944	2312	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe	30
PID 2312 wrote to memory of 1944	2312	d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe	30

C:\Users\Admin\AppData\Local\Temp\d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe
"C:\Users\Admin\AppData\Local\Temp\d127a60007519684f8be82d7b022c536a8c1d9183a2be3a7feb4d75a21874491.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1944

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
35KB

MD5
1a550900ae4961120bc05beeb15ad73f

SHA1
55307054347f6fd325d249e712f9f9d670d15833

SHA256
52e6a3bcb1ace5907b68ea9b957f08b9a4735712aff3ed0cc161a8161ef2c679

SHA512
ab816253c79b7e1aa99f5a270553fda1c1cd3698d8eddeb9a6b63bcdae624ecf4c79aa8b38c6ce846f6d567877a2e18e8d1603eba69e050d4b10d61f5cd6014f

Download Submit
memory/1944-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1944-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2312-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads