0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 18:17

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General

Target

0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe
Size

60KB
MD5

cf8f8593652077f8ba0992344bcefb5b
SHA1

6259ca7c277468682abc3f770661d401627ce7c7
SHA256

0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075
SHA512

ae3719a6df676abed355efd1d7afed3cf1c8386a401461eb506f99df80515a6195f8363046c6daa3b39786f5818e0b5a945c1a267290f6a426165d9b86633609
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIq:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVs

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2568	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2568	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.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	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 2568	2684	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe	30
PID 2684 wrote to memory of 2568	2684	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe	30
PID 2684 wrote to memory of 2568	2684	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe	30
PID 2684 wrote to memory of 2568	2684	0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe	30

C:\Users\Admin\AppData\Local\Temp\0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe
"C:\Users\Admin\AppData\Local\Temp\0540db8c25a6f134caff0bdf1acb75e71295213e848068ada3645c127bef6075.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2568

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
60KB

MD5
e1d24cb8857bebf73627813ecf14c578

SHA1
1e1b6f4495e9133be0a4d1a8983436c763a95add

SHA256
79784f391402da41f11a1a7970fd458a7e04ef6ed94be9eadbafbbf38f0b5543

SHA512
e7fae5bbc64f2d8ed712b83e079d6cdcf295ec55d1e7b507bf04de097fb48e8c4b091730be57f49f44f9c1665fce710e4ff632acaee5fef627e9eb674ef9a8ad

Download Submit
memory/2568-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2568-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2684-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2684-3-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads