d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67f

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:10

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General

Target

d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe
Size

42KB
MD5

c21cf9ae56de57b106e17c2626a6f770
SHA1

1d3e2760f3254f6663d7771a8f2942cfeff9a65c
SHA256

d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67f
SHA512

bcf646da01ff34e828d563e1b97585dbaad933136cf9b728b8bd18a1befab23336e3c875aa4abc2f68219515b945c0e400a27dbe03f1373fac12793e85e0b503
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhD:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYj

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4252	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4252	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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.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	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 4252	4188	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe	82
PID 4188 wrote to memory of 4252	4188	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe	82
PID 4188 wrote to memory of 4252	4188	d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe	82

C:\Users\Admin\AppData\Local\Temp\d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe
"C:\Users\Admin\AppData\Local\Temp\d200ad1c40831c41e14e2b37695b92ae89089328f870304c27d2bc7cf66be67fN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4252

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
42KB

MD5
b52b400006ecf10f960efcca53c2d8c2

SHA1
4f923f79069c8e21bfa718e098d8792abfc769f1

SHA256
237c4ee035e40d5e759af089cc3a7873225dc1a5a0613956e9d24db16cb25cff

SHA512
0241c99ab7cd43d8c7170c28f1f0bed8329520a8bdcd6fcb91771084da13811cd21e40cb8f0f578425cbbb03cfd0d334026162711dab91a2d8b5cf51503b6a02

Download Submit
memory/4188-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4188-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4252-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4252-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads