3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 20:45

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General

Target

3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe
Size

36KB
MD5

4ce5653ba2c51d6f4b797317a183d4b6
SHA1

2358899629272424f077f3fedf10e5ecf2aca00e
SHA256

3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6
SHA512

d307c18d630af031de71566ca5e6e39bd82fd37bb2ec9eb869bd9d80e231967b3aed7772b8cd28bc3b207e24e6cacc621252ec4d71830788d41ff6a31e769506
SSDEEP

768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNht:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYN

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1804	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1804	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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1804	2384	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe	28
PID 2384 wrote to memory of 1804	2384	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe	28
PID 2384 wrote to memory of 1804	2384	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe	28
PID 2384 wrote to memory of 1804	2384	3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe	28

C:\Users\Admin\AppData\Local\Temp\3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe
"C:\Users\Admin\AppData\Local\Temp\3d5e6dd96da0ba6b633c4a4006a895bd0f306d91ed2164b44c9ddcc265cbd4f6.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1804

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
36KB

MD5
af58d36791377d187637b9274aa3b66e

SHA1
d57f269e1cacb8f2eab0e77f10054e76a972329c

SHA256
877981314d4c70379db5531f8e1f91ea89cdceb44ed2b6fab53720e570218b2e

SHA512
591570da83b840ba16a4286833c4dc903c20da6f601aad8dcee6031280e1d3a31aec933fbf52fcbcea860e3b585ff3bd3f7791b4720e01d30cd39bf9083f5a31

Download Submit
memory/1804-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2384-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2384-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads