dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046

Analysis

max time kernel
149s
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 02:41

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General

Target

dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe
Size

43KB
MD5

29dfbf53f3669e186999bf9e8fad933f
SHA1

18038b65ec75fbfe797c6f5cd7077a79fbfd2b8a
SHA256

dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046
SHA512

f851a4efb2393b31006de4b74148533b8867cc5b1d30a95ef94e29e2c501b0d6bee23d4be04a6c140fbac0bdf18e4991c6246191af552acb20a790fa8da85c5b
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIFvS:e6q10k0EFjed6rqJ+6vghzwYu7vih9GE

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2976	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2976	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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.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	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2976	2876	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe	30
PID 2876 wrote to memory of 2976	2876	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe	30
PID 2876 wrote to memory of 2976	2876	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe	30
PID 2876 wrote to memory of 2976	2876	dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe	30

C:\Users\Admin\AppData\Local\Temp\dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe
"C:\Users\Admin\AppData\Local\Temp\dc140b9b45d2873a7e75dfd8ff323208aedb46b1f5e870f1d8b26a8535cbf046.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2976

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
43KB

MD5
334a63ed8158cb86cfa48549da0f69a7

SHA1
ba7dea70b488bc2d706417a2cb23c9e8c6804f89

SHA256
e914600418b524f046261734d0c22f4edf6f699c189eeb756f320aa7171c87c6

SHA512
f2563fe935e69c46c7077d87e176a864cdb371642ea2bf8d3865964f3a54e7ac107ea89fcdee3fdde0cfaaece589b9308312c4465bb25410adda7fa84d2d313b

Download Submit
memory/2876-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2876-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2876-6-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/2976-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads