d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144

Analysis

max time kernel
120s
max time network
22s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 05:01

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General

Target

d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe
Size

68KB
MD5

b3451c4d3f74de5f1e21b859bb09fa10
SHA1

045aeadacb1193a8a109c1b83cd21d6f06f24dfb
SHA256

d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144
SHA512

9302b91c171a4f885231b4e9dc66a68be80bbe25e811047534c416127faf6d022f3e3395035dbaceca6052dcb286d38cdab9b483528c004ebb6c929abeaf61a1
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKv8hDhIhf:NAoglOwvl4ulkP6vghzwYu7vih9GueIc

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1724	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1724	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.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	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 1724	1908	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe	30
PID 1908 wrote to memory of 1724	1908	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe	30
PID 1908 wrote to memory of 1724	1908	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe	30
PID 1908 wrote to memory of 1724	1908	d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe	30

C:\Users\Admin\AppData\Local\Temp\d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe
"C:\Users\Admin\AppData\Local\Temp\d7f7850478431212bf9fc6832dcfb3034d1119ed60f4bccc20ed7e8d4a606144N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1724

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
68KB

MD5
b165549658e1db905a3f6417fcbb9948

SHA1
09902c0ab03c84ad3b83dab4ec5383491b1f2268

SHA256
aa2ee7bb5595a5e28f79e49813173d2a17566474350763365b7e25e1cceafc76

SHA512
9391eb184d0d5b0f529782d9a3fde55cdcfb308d131eb1c421b16510e2b2f41de24e85b81c6044f7ce7e63494b1bfa052b7fd0b3579cd95e6380a59adab72526

Download Submit
memory/1724-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1724-11-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1908-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1908-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1908-7-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads