7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2024, 23:29

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General

Target
7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe
Size 65KB
Sample241109-3grgcsvbqg
SHA256 7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66
MD5 8a32e8e9a3304f4a8c9045d0efb0089c
SHA1 dd3b991915585d913a6eb625cd63b448ff6372cb
SHA512 010bfbf1bac3d95bfb19bc0862f37889d768b2e3d7b792c6e697493b1dd670a36de46d44b214e70231ead81a546668d423a1942aacad82a25a99976c407b05f4
SSDEEP 1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZq:NAoglOwvl4ulkP6vghzwYu7vih9GueIT
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1196	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1196	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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 1196	5024	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe	83
PID 5024 wrote to memory of 1196	5024	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe	83
PID 5024 wrote to memory of 1196	5024	7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe	83

C:\Users\Admin\AppData\Local\Temp\7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe
"C:\Users\Admin\AppData\Local\Temp\7570114082c85aa1e1c965f78f9f59b8e6acb1683c5d57b0ab3affe5215e5c66.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5024
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:1196

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

microsofthelp.exe

Path C:\Windows\microsofthelp.exe
Size 65KB
SHA256 9942821f93732995a8bcf6f0ef61932d86ea8bac8623288952e5bc20aa1f73bd
MD5 77d4cde927fa0ea44ecccd94e638c9a3
SHA1 65449fb8581fe21d4f663a2487f1e203f05c156c
SHA512 fd5f26b077beed66ea070453e08c7dfa57c6a3bf5eb95ed54a908c6e375e4a589ef4c113783561031353a7241d22eaac74bab986f6519245afdf09f53dea4d62
SSDEEP 1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johleHhvGhZd:NAoglOwvl4ulkP6vghzwYu7vih9GueIm
MD5 SHA1 SHA512 SSDEEP

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memory/1196-6-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5024-0-0x0000000000400000-0x000000000040F000-memory.dmp

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memory/5024-5-0x0000000000400000-0x000000000040F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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