081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 18:29

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General

Target

081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe
Size

37KB
MD5

c355155177216ad8fc955c05f00f2c04
SHA1

f7dd56765456b54b86dd22a554ace2ef81333888
SHA256

081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2
SHA512

dfeb0093dbf0aace2f7cb2b0fe955b4de185bbf25350d606f9acdd4cf31eaf14474b5cd660ab069942fc657354fbdc607b1d14dc0f9d97ce1150a76227be0372
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Emkcz:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gq

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2520	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2520	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.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	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2520	2972	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe	30
PID 2972 wrote to memory of 2520	2972	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe	30
PID 2972 wrote to memory of 2520	2972	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe	30
PID 2972 wrote to memory of 2520	2972	081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe	30

C:\Users\Admin\AppData\Local\Temp\081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe
"C:\Users\Admin\AppData\Local\Temp\081e66683cbdfe1ea68532d01bc4f72dbb26d72f1160a66b0f29be462f35f3c2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2520

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
37KB

MD5
63f656bec13d5f11863fd1b7aeb77a65

SHA1
a8b2fecedfc6a6e46b40b8ea0a4308216f060d4f

SHA256
f38293437ac6be00dea93db00fe9be061e94248c14804d9d001185bc252281d4

SHA512
a4ab1e62846783450f1ddc57a78aa4093094d1f7fd98d51ab3e5c8070c5e0ff76d180ca15b52e22aea4d07dc3359f9d30833c3bb8c8242bd238e2921aae76392

Download Submit
memory/2520-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2520-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2972-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads