764a975375416d769e3f8e50bb0183f4b858ae5ab8759885375fd462155355ee

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 10:06

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General

Target

69178fd5bd5c912d26dc5adae86be9e0N.exe
Size

75KB
MD5

69178fd5bd5c912d26dc5adae86be9e0
SHA1

9099364a533ef6403522a528928b8835c0590f43
SHA256

764a975375416d769e3f8e50bb0183f4b858ae5ab8759885375fd462155355ee
SHA512

ab15a15bd28ed433eae3939730b6a5163547330fabb736021ebd1ea3b71b721acd6000056f78a208747956b9ec078e1883dcdf96eec4db0926060eed17646c9d
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OChhW4dI0h4HCIzhUvTc:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhA6

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2680	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2680	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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	69178fd5bd5c912d26dc5adae86be9e0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	69178fd5bd5c912d26dc5adae86be9e0N.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	69178fd5bd5c912d26dc5adae86be9e0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 2680	1544	69178fd5bd5c912d26dc5adae86be9e0N.exe	31
PID 1544 wrote to memory of 2680	1544	69178fd5bd5c912d26dc5adae86be9e0N.exe	31
PID 1544 wrote to memory of 2680	1544	69178fd5bd5c912d26dc5adae86be9e0N.exe	31
PID 1544 wrote to memory of 2680	1544	69178fd5bd5c912d26dc5adae86be9e0N.exe	31

C:\Users\Admin\AppData\Local\Temp\69178fd5bd5c912d26dc5adae86be9e0N.exe
"C:\Users\Admin\AppData\Local\Temp\69178fd5bd5c912d26dc5adae86be9e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2680

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
76KB

MD5
637709661afe6d6cf81f5f7e5d73105c

SHA1
df763d88a29b4376bc5ba7538146536d00db9828

SHA256
715fd3a419a5cf48aab55ccd3bfa01af3444e87b23706de84b4e5c3c037ae9ab

SHA512
37285d7f4755c9948c9b949b29f2b6d5c68b21a91694e2cf57aae6823b1cf01683b2a7ea4cff73c1dc9587ac53c935c4ba842d3f102dec2d69ae909b41c5a8d0

Download Submit
memory/1544-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1544-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2680-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads