2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccd

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 15:49

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General

Target

2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe
Size

37KB
MD5

1811d13421cc03736922871fcb396910
SHA1

d33fc390efaaa32db405c70ab0e1d755e3c98896
SHA256

2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccd
SHA512

592c3ec274ec5987b0ac0f75ea7eb574329ef2f2b91f9093aa1cc9ccf3e474610e68fcf717665e67065b8af30f0f1042c62ec131987e863d468a9dd32c6e16e9
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhX:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY3

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2432	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2432	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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.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	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2432	2256	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe	29
PID 2256 wrote to memory of 2432	2256	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe	29
PID 2256 wrote to memory of 2432	2256	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe	29
PID 2256 wrote to memory of 2432	2256	2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe	29

C:\Users\Admin\AppData\Local\Temp\2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe
"C:\Users\Admin\AppData\Local\Temp\2c5249eca294b3c5f28086fac63b076b393a4d30b71b7ceb34abf9b3f2e41ccdN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2432

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
38KB

MD5
01e5499d39b887e99f90b8b2aff765b6

SHA1
6c2c1b1b476cea8f2aa987782a173cff449cd245

SHA256
b98bda807eca7735ad8b4c7aec9b81e3da344a697da5e901268d3de0ffc67aec

SHA512
e138c0c8ffdb82a7031f6238fbb3a2627ecbe05d7e2bf86529fa7a0d982490c334224df561948af3a83e0f2d954aed974d006ea7aeeaa5753c46ba1e4db307b8

Download Submit
memory/2256-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2256-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2432-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads