e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 02:48

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General

Target

e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe
Size

51KB
MD5

564f2a5a756e83980c30d56cdc8b2ffa
SHA1

4a86b187f9782825a596bb773f444ddf60cd66e0
SHA256

e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59
SHA512

fc1e09a1234669d255a96fbff94126b883a9a6f5d4fbde623020a66150b9c4cf641d32bd06ad7fa6d9ef0d64d256e15b1c35b01f966e72707b11c6be73b9a2a5
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIy:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV8

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2848	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2848	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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.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	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2848	2204	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe	30
PID 2204 wrote to memory of 2848	2204	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe	30
PID 2204 wrote to memory of 2848	2204	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe	30
PID 2204 wrote to memory of 2848	2204	e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe	30

C:\Users\Admin\AppData\Local\Temp\e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe
"C:\Users\Admin\AppData\Local\Temp\e20dc63ff078684207d5d1587b7a988b17b70fac1b5c1aa2e3b7d2d4b9b30c59.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2848

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
52KB

MD5
a44c3244a083ddf9582714925414ecb1

SHA1
a14fe2862b1b3a16dc6da8110f20d94477fc5ff1

SHA256
c1036316600bc87293d0a11416e0cfe7bbf14d008a4cd3e554c0521885517407

SHA512
c851dc81bebd3b2e1a4a36751afe0eb72721a7380fdda0c428b20ca23e58fcfd6832ded36b10cf033cf49643f52d396d1802b8cbfa848a0d9192350df788c6cf

Download Submit
memory/2204-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2204-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2848-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2848-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads