ef380bbb2df556bdc3bf931f7883e6ef7cc156a97fab1e0e1178449663abcb37

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03/08/2024, 05:28

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General

Target

56fe8f72a0fe6ee444f82b6b7bb11300N.exe
Size

38KB
MD5

56fe8f72a0fe6ee444f82b6b7bb11300
SHA1

6fd41cd06b1d310e2def1adc727d44a7851753cf
SHA256

ef380bbb2df556bdc3bf931f7883e6ef7cc156a97fab1e0e1178449663abcb37
SHA512

f4c4d89a43bf6b2526a0cbd3c1275c51a9824352f06ff396ff0094fa0e0b3ab3a82bbb8213e7f8f239fefc224bd8652c7225e7d5517100c306a34c9aaafc38ab
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhH:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYn

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2096	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	56fe8f72a0fe6ee444f82b6b7bb11300N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	56fe8f72a0fe6ee444f82b6b7bb11300N.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	56fe8f72a0fe6ee444f82b6b7bb11300N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2096	2400	56fe8f72a0fe6ee444f82b6b7bb11300N.exe	30
PID 2400 wrote to memory of 2096	2400	56fe8f72a0fe6ee444f82b6b7bb11300N.exe	30
PID 2400 wrote to memory of 2096	2400	56fe8f72a0fe6ee444f82b6b7bb11300N.exe	30
PID 2400 wrote to memory of 2096	2400	56fe8f72a0fe6ee444f82b6b7bb11300N.exe	30

C:\Users\Admin\AppData\Local\Temp\56fe8f72a0fe6ee444f82b6b7bb11300N.exe
"C:\Users\Admin\AppData\Local\Temp\56fe8f72a0fe6ee444f82b6b7bb11300N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2096

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
8a8ab1427025ed09c443073be7ab5c9c

SHA1
e7952f1dc112e4ad2611c5c6cfa0d3ac7abd7c87

SHA256
7e861fb517e11ffdbf51faecbf75a371cc543aad9281267325d8ea9a93e6381d

SHA512
80aac0d7da472252e4a545364429f5e8b6ec6a038b52e161b6c722c4f3950d9c16bc939d9e7f1f93c74fb3111ca26947c75e21006c80302b6d9b7e04fa1a72c4

Download Submit
memory/2096-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2400-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2400-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads