8a46b06680ff5767aa24d6fea40549ad0b8359e7aeed89cf17b3dac91abebe88

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
29-08-2024 14:06

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General

Target

123bf59fff7d53eb90be9cd79ba08450N.exe
Size

37KB
MD5

123bf59fff7d53eb90be9cd79ba08450
SHA1

6244527b65ec10d8c4d62b3b970f04444cc0379e
SHA256

8a46b06680ff5767aa24d6fea40549ad0b8359e7aeed89cf17b3dac91abebe88
SHA512

551e280db3ebaba05ccedf245108a0b55e097ab8173cc11a8331a372ae3a209469df860afaac0685d34a6e1e400ba0ff2049e9e804a7081a8e7f5c3090a39738
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/3:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gc

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2156	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2156	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"	123bf59fff7d53eb90be9cd79ba08450N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	123bf59fff7d53eb90be9cd79ba08450N.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	123bf59fff7d53eb90be9cd79ba08450N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2156	2444	123bf59fff7d53eb90be9cd79ba08450N.exe	30
PID 2444 wrote to memory of 2156	2444	123bf59fff7d53eb90be9cd79ba08450N.exe	30
PID 2444 wrote to memory of 2156	2444	123bf59fff7d53eb90be9cd79ba08450N.exe	30
PID 2444 wrote to memory of 2156	2444	123bf59fff7d53eb90be9cd79ba08450N.exe	30

C:\Users\Admin\AppData\Local\Temp\123bf59fff7d53eb90be9cd79ba08450N.exe
"C:\Users\Admin\AppData\Local\Temp\123bf59fff7d53eb90be9cd79ba08450N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2156

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
37KB

MD5
e72c6448c46c215979a74c655ca22601

SHA1
7b57d72c8d2c3b610065f1e3ffd4f2743b03385e

SHA256
128bc2c9f4e07141a2bcc9f30a3f39d65d5bfd5dd1a29606f1f6585ca3fd773a

SHA512
d9dbb3d80f1e785a5f095265b3ec1f975a250a5352cd5c64d647f7739a033afb9147da1e824f400b405648917f1eb5bf05f30feb1737f590d22ef8139452973a

Download Submit
memory/2156-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2444-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2444-8-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2444-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads