395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848e

Analysis

max time kernel
119s
max time network
14s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:20

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General

Target

395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe
Size

45KB
MD5

77105bcc6789d478439b84ddbe528910
SHA1

093dfa36fd989399cb42fc6565f0569373bc4af7
SHA256

395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848e
SHA512

78b2839a6fcab270942943bd1c7686555acf061237fd680ffa4f871d9f35688a12caaa4c07b95741952caa97e71ca9074993cc5a8827188d3787d746a6afc8af
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/8:e6q10k0EFjed6rqJ+6vghzwYu7vih9G/

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2148	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2148	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"	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.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	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2148	1560	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe	30
PID 1560 wrote to memory of 2148	1560	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe	30
PID 1560 wrote to memory of 2148	1560	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe	30
PID 1560 wrote to memory of 2148	1560	395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe	30

C:\Users\Admin\AppData\Local\Temp\395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe
"C:\Users\Admin\AppData\Local\Temp\395c074ae01fee0331b48ab5d6c5cb0b069ab582fec2428ebed0d62d6647848eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2148

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
45KB

MD5
70c855d4859e688d92e277fef5edfaf7

SHA1
aa9627dcec80abea7290302a3cbbc538a508a44a

SHA256
d5da87947bcdd5551b44577fc61ad9c11cb933192eea6f016ceb9fc4369c6102

SHA512
cc2926f868ee819bb9afc449f28b396929be6d229cc043c84bb3eefea89e22ac854f8e622d460401a8814556081c0f90d7a4083728ac831ef4e43a045ec82c10

Download Submit
memory/1560-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1560-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1560-2-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/2148-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads