c613525f16bc5d1ca5ef4b266ea37ca58688e9aa071302ba8c0d597117725b07

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 20:37

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General

Target

e9789a530b222f95edf1e5b7602ad460N.exe
Size

53KB
MD5

e9789a530b222f95edf1e5b7602ad460
SHA1

4137b53044a13ab97740a7bd10370fb774934583
SHA256

c613525f16bc5d1ca5ef4b266ea37ca58688e9aa071302ba8c0d597117725b07
SHA512

4ed68392dc95fd88b8e63b33f96fe1b09272dc7fbe4b2f3bc282d18a5d405c84169c9aa4111129bc5292e03803b62300865e63dfe12bcd143df4cf24ff1f3c35
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIL:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVh

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2420	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2420	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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e9789a530b222f95edf1e5b7602ad460N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e9789a530b222f95edf1e5b7602ad460N.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	e9789a530b222f95edf1e5b7602ad460N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2420	2504	e9789a530b222f95edf1e5b7602ad460N.exe	30
PID 2504 wrote to memory of 2420	2504	e9789a530b222f95edf1e5b7602ad460N.exe	30
PID 2504 wrote to memory of 2420	2504	e9789a530b222f95edf1e5b7602ad460N.exe	30
PID 2504 wrote to memory of 2420	2504	e9789a530b222f95edf1e5b7602ad460N.exe	30

C:\Users\Admin\AppData\Local\Temp\e9789a530b222f95edf1e5b7602ad460N.exe
"C:\Users\Admin\AppData\Local\Temp\e9789a530b222f95edf1e5b7602ad460N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2420

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
53KB

MD5
7828f888b483c583f1515f4168f55a30

SHA1
96e88478fd5096ac4ee084fb2e79adb63a3bbafb

SHA256
4e255913ea220ded32e743c5c821ccc5f70d2fb40649a7d13f0bd3e458288f65

SHA512
3e100212790587d8c801138426851a5db47be50c50925277085e7ee2c84d591497719692ff0827a485e6386c93f814bf862a7584bb2b9b6baf36f9ce2a9f80af

Download Submit
memory/2420-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2420-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2504-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads