50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 21:02

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General

Target

50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe
Size

59KB
MD5

00b16511c6d04ecc13dee37aefd52850
SHA1

950fc84542006412274f962f7f703f22b7d548ef
SHA256

50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422
SHA512

2be76464abea8f77e6480f766d40148d0f6c813ddbea5fd2d2de4647abf3c4bc833da40682acaefa50afe88f51cf78946629b75a5b235da1349a20f0c2c059c6
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIk:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVG

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2080	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2080	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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.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	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2080	3004	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe	30
PID 3004 wrote to memory of 2080	3004	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe	30
PID 3004 wrote to memory of 2080	3004	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe	30
PID 3004 wrote to memory of 2080	3004	50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe	30

C:\Users\Admin\AppData\Local\Temp\50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe
"C:\Users\Admin\AppData\Local\Temp\50a0d157d93be69fb6fd12a19f151592ed71cd2fbfafd7cdcdfff910e0d34422N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2080

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
59KB

MD5
2a7107083144504a43e7de153f3de38e

SHA1
e98c09d996e0f002ce5427e25ff5a9acd6c5c926

SHA256
3ae5c32a5712ea43a67438564379cfdd8a5157b7a578bc872f4828aba58845e0

SHA512
2a613d8c926b62a043496fca79e3c76bd671ead1b2091e459e3882eb41cecc9cb0f95b21fdf8ceb563cc82b10af5d885a7fbfc6e3d5d67a36d44b2ab3869fd1d

Download Submit
memory/2080-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3004-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3004-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads