2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/06/2024, 19:41

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General

Target

2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe
Size

77KB
MD5

a0953583df9bdd7f4b4fffa40408c521
SHA1

c332beb8b217fba6573f1949cd2f3ad8c345b175
SHA256

2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928
SHA512

b2dde6b55ad6ed8e80373ea105f6e44e5b00d4d43c40c2ea1c69768c22c7ab18f2130e8a801d065cf3c30408a3d209f624a9f88380f328d8866d1474196eaa80
SSDEEP

1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1Ru:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1MuZ

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2536	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2536	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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2536	microsofthelp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2536	2980	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe	28
PID 2980 wrote to memory of 2536	2980	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe	28
PID 2980 wrote to memory of 2536	2980	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe	28
PID 2980 wrote to memory of 2536	2980	2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe	28

C:\Users\Admin\AppData\Local\Temp\2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe
"C:\Users\Admin\AppData\Local\Temp\2815123449cc13833a8a1d6815b57edb235d02cca3ca5184722e4fcd3e6dd928.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:2536

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
77KB

MD5
a4361e30bd60da8890e793a684d1c32b

SHA1
533a63c987ade121488e067442174285189cd4ed

SHA256
e7abfc7cbc0b2dbe5aa680f7d058589b7a963beeff7adc952c538c36409916aa

SHA512
0f31c2869fbbae61fc43e17b628f23953dc1eb10687c46e4f27f4aa80db2258ace2734d84f63bb74b6371cfeb911e1610df54e336fa602366211d501e530d4d8

Download Submit
memory/2536-9-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2536-13-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2536-14-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2980-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2980-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads