1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678

Analysis

max time kernel
119s
max time network
117s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 20:28

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General

Target

1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe
Size

43KB
MD5

c09bc5691dce9c0eae8aba328aff6a60
SHA1

c595063b6cb21e6507f43957786f1e3f4f978b57
SHA256

1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678
SHA512

37a2c6659564140a72aecfc7b24f602bc9af70103ae9ae6d1c22960cba900ceb1ad96b67725a3d5c341a9e017c7616e6d7a2e67eef6f458a96c75263a97b2968
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/d:e6q10k0EFjed6rqJ+6vghzwYu7vih9Ga

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2360	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2360	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"	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2360	3032	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe	31
PID 3032 wrote to memory of 2360	3032	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe	31
PID 3032 wrote to memory of 2360	3032	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe	31
PID 3032 wrote to memory of 2360	3032	1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe	31

C:\Users\Admin\AppData\Local\Temp\1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe
"C:\Users\Admin\AppData\Local\Temp\1d5d1aac9dedc97533f9c5f02dd3f52840e92bd4ac43ebd567839ec61e28b678N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2360

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
43KB

MD5
63abb41c15d5f6e81c3ed88805bc0a72

SHA1
a1143f87f261a0f39142baabad25dcc15cec139a

SHA256
9fbbeac9e1c6f769c87c3537c7a9c13bc31a8b2137b32d9995a6dc457f64ae27

SHA512
115e656c55291c1e5b2a15d54ed29e3f0f21e3b074ddf9bff0e991fa9e2a583b4c6f45132c4442e142675b52b30840e258be37c39603725eb7041a328a013362

Download Submit
memory/2360-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2360-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3032-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3032-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads