489ef84a8724cd5688d47710610aa46ca2bb61c72285d379637473d30feeffe0

Analysis

max time kernel
120s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 19:41

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General

Target

775560ed6100d308e5dd68b29f6008e0N.exe
Size

55KB
MD5

775560ed6100d308e5dd68b29f6008e0
SHA1

daf79833b1cf75cb83249122bb128f8c9c511c77
SHA256

489ef84a8724cd5688d47710610aa46ca2bb61c72285d379637473d30feeffe0
SHA512

b6eb02d0f2868cf57a007df484a368e4dd6181388fc8f8d1696579a31db7ea80f82a67cfa0d606d34320bfcbdf8a0dca7c1d3eba4d99874e6734469d01108fcf
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIB:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVj

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1376	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1376	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"	775560ed6100d308e5dd68b29f6008e0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	775560ed6100d308e5dd68b29f6008e0N.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	775560ed6100d308e5dd68b29f6008e0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 1376	2272	775560ed6100d308e5dd68b29f6008e0N.exe	30
PID 2272 wrote to memory of 1376	2272	775560ed6100d308e5dd68b29f6008e0N.exe	30
PID 2272 wrote to memory of 1376	2272	775560ed6100d308e5dd68b29f6008e0N.exe	30
PID 2272 wrote to memory of 1376	2272	775560ed6100d308e5dd68b29f6008e0N.exe	30

C:\Users\Admin\AppData\Local\Temp\775560ed6100d308e5dd68b29f6008e0N.exe
"C:\Users\Admin\AppData\Local\Temp\775560ed6100d308e5dd68b29f6008e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1376

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
55KB

MD5
432e3769c64419c8fff6c3f7445e0f37

SHA1
65f6b04c6d112968094626b88c2c4398b47b7f9c

SHA256
cd241bad33e3774acf3dca46513f94eb975ac11fa6d2d0bfac1109403e0a713d

SHA512
440756a1b022e55c083824dc32020c51d56a8f44047343da6f1e00a31d6adc9c23ccd41fa1da05de4975b0bab83408ff427e58e2fc669a348aca0b64914693e3

Download Submit
memory/1376-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2272-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2272-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads